Table of Rock Analyses ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,
,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
Sample,CMU,SiO2,Al2O3,Fe2O3,FeO,FeOt,MgO,CaO,Na2O,K2O,TiO2,P2O5,MnO,LOI,Original,FeOt/,Mg#,Rb,Sr,Ba,Y,Zr,Nb,Ni,Cu,Zn,Cr,Map,Map Unit Name,Notes,Quad,Latitude,Longitude,Latitude,Longitude
Number,Group,wt %,wt %,wt %,wt %,wt %,wt %,wt %,wt %,wt %,wt %,wt %,wt %,wt %,Sum,MgO,,ppm,ppm,ppm,ppm,ppm,ppm,ppm,ppm,ppm,ppm,Unit,,,,North,West,North ,West
,Code,,,,,,,,,,,,,,,,,,,,,,,,,,,Symbol, ,,,deg.-min.,deg.-min.,dec. degrees,dec. degrees
,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
LB88-3,RNW-T,55.20,18.40,1.49,5.37,6.71,4.73,8.15,3.78,1.37,1.02,0.37,0.11,0.20,99.51,1.42,61.1,32,641,571,21,156,14,64,55,59,67,mt61,Basaltic andesite of hill 6138,,TH,40° 39.14',121° 32.25',40.6523,-121.5375
LB88-7,RNW-T,55.68,18.12,1.50,5.42,6.77,4.49,8.04,3.81,1.43,1.03,0.37,0.11,0.39,99.91,1.51,59.6,33,620,554,20,158,13,48,57,59,51,mtu,Basaltic andesite of Tumble Buttes,,TH,40° 40.49',121° 33.04',40.6749,-121.5507
LB88-9,RNW-T,56.30,17.92,1.43,5.15,6.44,5.13,7.67,3.64,1.47,0.87,0.30,0.11,0.79,99.32,1.26,64.0,34,557,571,19,148,9,85,52,54,92,mt67,Basaltic andesite of hill 6770,,TH,40° 40.53',121° 33.85',40.6756,-121.5642
LB90-81B,ROC,58.83,17.72,1.33,4.78,5.98,3.84,7.25,3.49,1.75,0.70,0.20,0.10,0.36,99.58,1.56,58.9,49,513,688,27,141,7,44,56,70,72,Tac,Andesite of Cal Mountain,,PL,40° 40.31',121° 09.90',40.6718,-121.1650
LB90-82,ROC,58.65,17.60,1.32,4.77,5.96,4.11,7.25,3.36,1.93,0.70,0.20,0.11,0.44,99.41,1.45,60.5,47,493,659,23,144,8,42,71,71,59,Tac,Andesite of Cal Mountain,,PL,40° 40.55',121° 08.79',40.6758,-121.1465
LB90-83,ROC,56.30,17.79,1.49,5.36,6.69,5.10,7.95,3.27,1.62,0.78,0.23,0.11,0.34,99.53,1.31,62.9,34,527,558,23,131,8,48,62,78,81,Tmc,Basaltic andesite of Cone Mountain,,PL,40° 41.28',121° 08.55',40.6880,-121.1425
LB90-85,ROC,55.95,18.14,1.50,5.41,6.77,5.00,8.07,3.40,1.39,0.79,0.23,0.12,0.28,99.26,1.35,62.2,28,535,599,24,135,10,48,61,74,82,Tmc,Basaltic andesite of Cone Mountain,,HM,40° 41.92',121° 06.82',40.6987,-121.1137
LB91-103,ROC,55.41,17.93,1.63,5.86,7.33,4.84,7.71,3.73,1.44,0.99,0.32,0.14,0.15,99.90,1.52,59.5,33,544,,23,151,9,50,79,78,,msw,Basaltic andesites of Swain Mountain,,SM,40° 25.25',121° 06.35',40.4208,-121.1058
LC79-23B,LVC-R,67.34,16.25,0.74,2.67,3.33,2.04,3.74,4.42,2.10,0.49,0.14,0.07,1.22,99.35,1.64,57.7,,,,,,,,,,,dch,Dacite of Christie Hill,,LP,40° 23.35',121° 32.54',40.3892,-121.5424
LC79-45,LVC-R,66.91,17.29,0.86,3.11,3.88,1.88,3.37,3.92,2.03,0.47,0.09,0.06,2.32,97.48,2.06,51.9,,,,,,,,,,,dpg,Dacite of Plantation Gulch,,LP,40° 23.14',121° 33.57',40.3855,-121.5594
LC79-46,LVC-R,66.55,15.90,0.82,2.97,3.71,2.22,4.72,3.99,2.22,0.45,0.10,0.06,0.45,99.05,1.67,57.1,,,,,,,,,,,dmm,Dacite of Morgan Mountain,,MN,40° 22.43',121° 31.78',40.3739,-121.5297
LC80-123,LVC-BV,58.99,17.65,1.31,4.71,5.89,3.90,7.19,3.67,1.58,0.73,0.17,0.10,0.14,99.69,1.51,59.6,37,491,512,19,142,5,,,,,abf,Andesite of Bluff Falls quarry,,LP,40° 24.87',121° 31.92',40.4144,-121.5319
LC80-123A,LVC-BV,56.69,17.01,1.43,5.13,6.41,6.50,8.28,3.09,0.99,0.62,0.13,0.14,0.44,99.35,0.99,69.3,,,,,,,,,,,abf,Andesite of Bluff Falls quarry ,mafic inclusion,LP,40° 24.87',121° 31.92',40.4145,-121.5320
LC80-133,RSE,53.05,15.89,1.65,5.94,7.43,9.18,9.33,2.82,0.98,0.81,0.21,0.13,0.02,99.43,0.81,73.4,19.8,447,329,17,113,4,165,66,45,393,mhl,Basaltic andesite of Huckleberry Lake,,LP,40° 24.21',121° 31.68',40.4035,-121.5280
LC80-154,LVC-R,66.60,16.19,0.81,2.92,3.64,1.93,4.09,4.38,2.36,0.50,0.16,0.06,0.78,99.12,1.88,54.2,,,,,,,,,,,drp,Dacite of Rocky Peak,,LP,40° 24.70',121° 35.80',40.4117,-121.5967
LC80-178,LVC-BV,60.35,16.61,1.31,4.70,5.88,3.57,6.02,4.06,2.03,0.96,0.29,0.10,0.68,99.28,1.64,57.5,48,416,622,25,189,9,,,,,amc,Andesites of Mill Canyon,"""Andesite of Heart Lake"" in Clynne (1984)",LP,40° 26.00',121° 35.53',40.4333,-121.5922
LC80-221,LVC-BV,55.45,15.90,1.52,5.48,6.85,7.78,9.16,2.95,0.82,0.67,0.16,0.12,0.16,99.84,0.88,71.7,22,639,273,16,106,2,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.51',121° 31.05',40.4085,-121.5175
LC80-224,LVC-BV,59.11,16.85,1.30,4.67,5.84,4.51,6.94,3.73,1.72,0.80,0.27,0.10,0.61,99.65,1.29,63.2,43,534,619,22,162,10,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.30',121° 31.33',40.4050,-121.5222
LC80-277,RSE,58.06,18.45,1.30,4.69,5.86,4.76,7.46,3.74,0.83,0.51,0.10,0.10,1.04,99.72,1.23,64.4,,,,,,,,,,,acc,Andesites of Cowslip Campground,"""Andesite of Turner Mountain"" in Clynne (1984)",LP,40° 23.07',121° 37.37',40.3844,-121.6228
LC80-363A,LVC-B,56.51,18.70,1.59,5.71,7.14,3.57,7.30,3.85,1.24,1.20,0.21,0.12,0.77,99.02,2.00,52.7,,,,,,,,,,,rmz,Rhyodacite of Manzanita Chute,mafic inclusion ,MZ,40° 30.26',121° 35.02',40.5043,-121.5837
LC80-372,RNW,58.33,18.17,1.36,4.89,6.11,3.88,6.77,3.89,1.52,0.84,0.24,0.11,0.85,99.62,1.58,58.5,34,458,536,22,147,7,,,,,ao,Andesite of Onion Creek,,GP,40° 27.88',121° 41.68',40.4647,-121.6947
LC80-374,RNW,55.88,15.56,1.46,5.25,6.56,8.03,9.04,2.94,0.94,0.64,0.14,0.12,0.46,99.54,0.82,73.2,18.3,629,289,19,107,3,115,67,48,352,mhr,Basaltic andesite of Hootman Ranch,"""Andesite of Red Lake Mountain"" in Clynne (1984)",GP,40° 28.20',121° 41.52',40.4700,-121.6919
LC80-391,LVC-TO,58.96,17.64,1.29,4.65,5.81,3.00,6.73,4.25,1.97,1.06,0.34,0.10,<0.01,99.73,1.94,53.5,46,534,675,25,187,15,,,,,av,Andesite of Viola,,LP,40° 29.86',121° 36.52',40.4976,-121.6086
LC80-399,LVC-B,68.59,15.93,0.64,2.32,2.89,1.42,3.43,4.36,2.68,0.43,0.12,0.08,0.66,98.80,2.04,52.2,68,364,806,17,163,8,12,5,31,3,rlm,Rhyodacite of Loomis Peak,,MZ,40° 30.11',121° 33.92',40.5018,-121.5653
LC80-401,RNW,51.70,17.27,1.82,6.56,8.20,7.09,9.00,3.55,1.07,1.21,0.58,0.13,0.16,100.34,1.16,65.8,19.0,836,500,21,160,9,138,52,75,142,bo,Basalt of Onion Springs,"""Basalt"" (Qbl) in Clynne (1984)",MZ,40° 30.10',121° 34.13',40.5017,-121.5689
LC80-402,ROC,54.67,17.49,1.67,6.01,7.51,5.29,7.77,3.89,1.49,1.14,0.45,0.14,0.48,100.16,1.42,61.1,28,528,581,24,171,10,,,,,mb,Basaltic andesite of Black Cinder Rock,"""Eastern Basalt"" in Clynne (1984)",RC,40° 27.75',121° 13.86',40.4625,-121.2310
LC80-409,LVC-BV,59.25,17.97,1.35,4.86,6.08,3.04,6.39,4.27,1.67,0.83,0.28,0.10,0.51,99.61,2.00,52.7,42,477,588,23,154,5,,,,,amc,Andesites of Mill Canyon,"""Andesite of Bailey Creek"" in Clynne (1984)",LP,40° 27.75',121° 34.92',40.4625,-121.5819
LC80-410,LVC-BV,58.67,17.47,1.34,4.81,6.02,3.88,7.15,3.88,1.66,0.80,0.25,0.10,0.36,99.56,1.55,58.9,40,466,603,24,164,7,,,,,amc,Andesites of Mill Canyon,"""Andesite of Heart Lake"" in Clynne (1984)",LP,40° 27.68',121° 34.88',40.4614,-121.5814
LC80-417,LVC-R,64.18,17.10,0.92,3.30,4.13,2.65,5.57,3.93,1.70,0.45,0.12,0.08,0.30,99.78,1.56,58.8, , , , , , ,,,,,dbc,Dacite of Bailey Creek,,LP,40° 27.98',121° 34.70',40.4664,-121.5783
LC80-436,LVC-BV,57.31,17.14,1.47,5.29,6.61,4.20,7.56,3.93,1.60,1.05,0.34,0.11,0.26,100.93,1.58,58.6,36,511,619,25,169,6,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.45',121° 30.77',40.4075,-121.5128
LC80-436B,LVC-BV,55.29,15.83,1.50,5.41,6.76,7.99,9.23,2.97,0.84,0.66,0.16,0.12,0.06,100.44,0.85,72.5,16,653,272,19,99,2,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.45',121° 30.80',40.4075,-121.5133
LC80-439,LVC-BV,60.08,17.93,1.07,3.84,4.81,4.03,7.25,3.74,1.21,0.62,0.15,0.07,0.94,99.13,1.19,65.2,23,782,300,16,118,3,,,,,amc,Andesites of Mill Canyon,"""Andesite of Ski Hill"" in Clynne (1984)",LP,40° 24.97',121° 31.10',40.4161,-121.5183
LC80-440,LVC-BV,63.36,17.21,1.03,3.72,4.65,2.75,5.18,4.18,1.68,0.63,0.18,0.08,0.88,99.22,1.69,56.9,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.08',121° 30.80',40.4014,-121.5133
LC80-446,LVC-BV,67.47,15.81,0.77,2.78,3.48,1.29,3.50,4.37,3.05,0.69,0.21,0.05,0.38,99.62,2.70,45.2,86,374,882,26,221,8,,,,,dt,Dacite of Twin Meadows,,LP,40° 28.67',121° 33.18',40.4778,-121.5531
LC80-449,LVC-BV,61.56,17.04,1.11,3.99,4.98,3.50,6.06,3.80,1.94,0.73,0.19,0.08,0.36,99.04,1.42,61.0,49,559,576,22,180,8,,,,,amd,Andesite of Mount Diller ,,LP,40° 28.06',121° 33.32',40.4677,-121.5553
LC80-451A,LVC-BV,57.85,17.61,1.25,4.50,5.62,5.17,7.84,3.71,1.04,0.73,0.21,0.09,0.02,99.89,1.09,67.2,19,761,312,17,127,5,,,,,amc,Andesites of Mill Canyon,"""Andesite of Blue Lake Canyon"" in Clynne (1984)",LP,40° 28.49',121° 33.75',40.4749,-121.5624
LC80-451B,LVC-BV,54.05,16.62,1.60,5.76,7.19,7.78,9.77,2.84,0.59,0.70,0.13,0.16,0.21,101.10,0.92,70.7,,,,,,,,,,,amc,Andesites of Mill Canyon,gabbroic inclusion in LC80-451A collected from talus ,LP,40° 28.63',121° 33.62',40.4772,-121.5604
LC80-475,LVC-BV,61.49,17.24,1.08,3.90,4.87,3.41,6.21,3.96,1.77,0.69,0.18,0.08,0.60,99.64,1.43,60.9,,,,,,,,,,,adc,Andesite of Digger Creek,,GP,40° 26.73',121° 37.98',40.4456,-121.6331
LC80-476,RNW,61.63,16.63,1.03,3.70,4.63,4.64,6.74,3.81,0.99,0.60,0.15,0.07,0.15,100.20,1.00,69.1,,,,,,,,,,,acs,Andesite of Cabin Spring,,GP,40° 27.68',121° 37.82',40.4614,-121.6303
LC80-485,LVC-BV,67.37,16.03,0.78,2.81,3.51,1.35,3.41,4.29,3.01,0.69,0.19,0.06,0.42,98.86,2.60,46.2,89,332,905,24,215,10,,,,,dt,Dacite of Twin Meadows,,LP,40° 25.88',121° 33.53',40.4314,-121.5589
LC80-489,LVC-BV,60.30,17.41,1.22,4.40,5.50,3.74,6.59,3.72,1.63,0.70,0.18,0.09,0.65,99.83,1.47,60.3,36,438,567,32,156,7,,,,,amd,Andesite of Mount Diller,,LP,40° 26.70',121° 33.71',40.4450,-121.5652
LC80-495,LVC-BV,59.72,17.18,1.22,4.40,5.50,4.17,6.48,3.93,1.78,0.81,0.22,0.08,1.91,98.27,1.32,62.8,42,469,556,17,143,7,,,,,amc,Andesites of Mill Canyon,"""Andesite of Ski Hill"" in Clynne (1984)",LP,40° 27.15',121° 33.93',40.4525,-121.5656
LC80-498,LVC-BV,66.05,16.11,0.89,3.19,3.99,1.49,3.99,4.38,2.83,0.78,0.23,0.07,0.49,99.67,2.68,45.4,82,416,778,27,204,9,,,,,dt,Dacite of Twin Meadows,,LP,40° 26.98',121° 34.48',40.4497,-121.5747
LC80-504,MVC,64.90,16.10,0.87,3.15,3.94,2.97,5.59,3.86,1.77,0.60,0.14,0.05,1.34,99.11,1.33,62.7,,,,,,,,,,,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,MN,40° 21.60',121° 37.48',40.3600,-121.6247
LC80-527,LVC-BV,61.33,17.52,1.08,3.88,4.85,3.43,6.39,3.95,1.52,0.63,0.17,0.08,0.25,99.73,1.41,61.2,34,754,449,19,150,6,,,,,adc,Andesite of Digger Creek,,LP,40° 26.98',121° 34.78',40.4497,-121.5797
LC80-533,LVC-R,63.72,17.64,0.87,3.14,3.92,2.46,5.57,4.35,1.53,0.53,0.13,0.06,0.20,99.54,1.59,58.3,,,,,,,,,,,drr,Dacite of Red Rock Mountain,,LP,40° 28.23',121° 37.08',40.4704,-121.6181
LC80-534,LVC-B,69.26,15.99,0.57,2.05,2.56,1.06,2.78,4.43,3.24,0.46,0.11,0.05,1.81,98.17,2.41,48.0,,,,,,,,,,,rmz,Rhyodacite of Manzanita Chute,"""Rhyodacite of Manzanita"" in Clynne (1984)",MZ,40° 30.58',121° 34.65',40.5097,-121.5775
LC80-537,RSE,51.20,17.30,1.86,6.68,8.36,8.15,8.97,3.38,0.85,1.13,0.32,0.16,0.26,100.16,1.03,68.5,13.4,504,410,23,138,9,135,64,56,262,bcc,Basalts of Cold Creek Butte,,LY,40° 21.02',121° 37.67',40.3503,-121.6278
LC80-542,LVC-BV,61.53,17.64,1.06,3.83,4.79,3.35,6.40,3.71,1.56,0.64,0.18,0.08,0.26,100.21,1.43,60.9,37,763,463,20,153,6,,,,,amd,Andesite of Mount Diller,unmapped dike of amd in amc,LP,40° 27.67',121° 33.33',40.4611,-121.5556
LC81-559,LVC-R,69.68,15.54,0.63,2.27,2.83,1.24,3.33,4.08,2.65,0.42,0.11,0.05,2.41,97.41,2.30,49.3,,,,,,,,,,,pr,Rockland tephra, ,FB,40° 20.79',121° 45.56',40.3465,-121.7593
LC81-561,DVC,61.91,17.28,1.08,3.89,4.87,3.05,5.67,3.73,2.37,0.72,0.21,0.08,1.29,98.79,1.60,58.3,52,428,707,19,171,6,,,,,ads,Andesite of Domingo Spring,,ST,40° 21.82',121° 20.93',40.3636,-121.3489
LC81-576,DVC,62.33,17.19,1.03,3.69,4.61,3.19,6.03,3.67,2.12,0.52,0.14,0.08,0.36,99.87,1.45,60.6,55,456,604,18,132,2,,,,,ad2,"Andesites of Dittmar Volcanic Center, Stage 2, undivided",,MH,40° 23.03',121° 21.28',40.3839,-121.3547
LC81-612,DVC,58.00,15.16,1.49,5.36,6.70,7.06,7.43,3.25,1.25,0.71,0.18,0.11,0.63,99.55,0.95,70.1,28,459,399,23,128,4,,,,,Tad,"Andesites of Dittmar Volcanic Center, Stage 1, undivided",,MH,40° 24.45',121° 19.91',40.4075,-121.3313
LC81-629,LVC-R,65.90,16.30,0.83,3.00,3.75,2.22,4.50,4.24,2.27,0.48,0.19,0.07,0.01,99.73,1.69,56.9,52,502,791,15,156,5,,,,,dfr,Dacite of Flatiron Ridge,,MH,40° 26.18',121° 21.52',40.4364,-121.3586
LC81-633,DVC,58.13,17.26,1.33,4.77,5.97,4.54,7.92,3.44,1.62,0.69,0.19,0.10,0.46,99.61,1.31,62.9,35,521,606,20,137,3,,,,,ad2,"Andesites of Dittmar Volcanic Center, Stage 2, undivided",,MH,40° 24.35',121° 19.88',40.4059,-121.3313
LC81-637,DVC,68.36,14.87,0.88,3.16,3.95,1.10,3.09,4.59,2.77,0.86,0.22,0.11,2.91,97.18,3.57,38.4,43,260,759,38,223,3,,,,,Tad,"Andesites of Dittmar Volcanic Center, Stage 1, undivided",,MH,40° 24.87',121° 20.43',40.4144,-121.3406
LC81-646,RSE,56.45,17.64,1.45,5.20,6.50,5.10,8.01,3.65,1.23,0.85,0.30,0.12,0.27,99.78,1.28,63.6,23.5,582,509,21,141,7,69,55,54,89,bsm,Basalts and basaltic andesites of Sifford Mountain,,RP,40° 23.68',121° 23.80',40.3947,-121.3967
LC81-649,RSE,51.52,16.81,1.79,6.45,8.06,8.68,9.24,3.23,0.85,1.02,0.27,0.14,<0.01,100.08,0.93,70.6,16.6,452,342,20,121,8,167,61,52,339,bsm,Basalts and basaltic andesites of Sifford Mountain,,ST,40° 21.45',121° 21.42',40.3575,-121.3569
LC81-659,LVC-R,73.50,13.91,0.43,1.56,1.95,0.88,1.97,3.98,3.36,0.28,0.08,0.05,0.51,99.36,2.22,50.0,88,220,849,15,135,8,,,,,rr,Rhyolite of Raker Peak,collected from talus,WP,40° 31.47',121° 28.57',40.5244,-121.4761
LC81-659A,LVC-R,57.52,19.07,1.35,4.86,6.07,3.65,8.17,3.42,1.08,0.65,0.12,0.10,0.46,100.16,1.66,57.3,33,784,270,20,104,5,,,,,rr,Rhyolite of Raker Peak,"mafic inclusion, collected from talus",WP,40° 31.47',121° 28.57',40.5245,-121.4762
LC81-660,LVC-E,69.65,15.59,0.57,2.04,2.55,1.48,3.19,4.23,2.75,0.35,0.10,0.05,0.60,99.01,1.73,56.3,72,336,770,14,133,7,,,,,rsf,Domes [Rhyodacite of Sunflower Flat],,MZ,40° 33.40',121° 31.77',40.5567,-121.5294
LC81-661,LVC-E,68.12,15.80,0.70,2.51,3.14,1.71,3.93,4.14,2.51,0.41,0.11,0.06,0.09,99.67,1.84,54.8,69,347,722,14,128,5,,,,,rcc,Dome C [Rhyodacite of Chaos Crags],collected from Chaos Jumbles (Qsj) ,MZ,40° 32.55',121° 32.32',40.5425,-121.5386
LC81-661A,LVC-E,55.64,18.35,1.58,5.70,7.13,4.40,9.01,3.06,1.37,0.66,0.09,0.13,0.05,100.39,1.62,57.9,38,503,270,18,91,1,,,,,rcc,Dome C [Rhyodacite of Chaos Crags],mafic inclusion collected from Chaos Jumbles (Qsj) ,MZ,40° 32.55',121° 32.32',40.5425,-121.5386
LC81-670,LVC-TY,66.14,16.41,0.75,2.70,3.38,2.16,4.63,4.17,2.37,0.47,0.14,0.06,0.25,99.64,1.56,58.8,67,411,669,16,136,6,,,,,pw2,"Pyroclastic flow and associated fluid debris-flow deposits, May 22 [Deposits of the 1914–1917 eruption of Lassen Peak]","light dacite (Clynne, 1999)",WP,40° 30.48',121° 28.92',40.5080,-121.4820
LC81-671,LVC-TY,59.65,17.79,1.20,4.33,5.41,4.09,6.79,3.74,1.53,0.65,0.14,0.09,0.06,100.56,1.32,62.7,45,518,446,21,107,7,,,,,pw2,"Pyroclastic flow and associated fluid debris-flow deposits, May 22 [Deposits of the 1914–1917 eruption of Lassen Peak]","mafic inclusion, light dacite (Clynne, 1999)",WP,40° 30.48',121° 28.92',40.5080,-121.4820
LC81-675,LVC-BV,62.59,16.73,1.08,3.90,4.87,3.30,5.31,3.83,2.33,0.67,0.18,0.08,0.44,99.64,1.48,60.1,60,423,723,20,198,8,,,,,amz,Andesite of Manzanita Creek,,MZ,40° 32.00',121° 35.61',40.5333,-121.5935
LC81-678,LVC-BV,61.55,16.80,1.14,4.09,5.11,3.48,5.69,4.06,2.17,0.72,0.22,0.08,0.76,99.23,1.47,60.3,52,444,683,24,193,7,,,,,amd,Andesite of Mount Diller ,,LP,40° 27.90',121° 30.78',40.4650,-121.5131
LC81-683A,LVC-B,67.55,16.36,0.67,2.43,3.04,1.71,3.99,4.17,2.52,0.41,0.13,0.06,0.32,99.31,1.78,55.6,,,,,,,,,,,dr,Dacite of Reading Peak,,RP,40° 28.11',121° 26.49',40.4685,-121.4415
LC81-683B,LVC-B,59.49,18.96,1.12,4.04,5.05,3.48,7.04,3.83,1.27,0.56,0.11,0.09,0.81,99.62,1.45,60.5,34,526,405,19,95,4,,,,,dr,Dacite of Reading Peak,mafic inclusion,RP,40° 28.11',121° 26.49',40.4685,-121.4415
LC81-692,LVC-B,65.07,17.05,0.81,2.91,3.64,1.96,4.80,4.27,2.28,0.54,0.24,0.07,0.35,99.45,1.86,54.5,,,,,,,,,,,dr,Dacite of Reading Peak,,RP,40° 28.87',121° 28.14',40.4812,-121.4690
LC81-694,LVC-B,69.09,15.77,0.59,2.14,2.68,1.45,3.35,4.33,2.73,0.37,0.10,0.07,0.05,99.82,1.85,54.6,74,344,811,16,156,8,,,,,rmc,Rhyodacite of Mount Conard,"""Rhyodacite of Loomis"" in Clynne (1984)",RP,40° 28.75',121° 28.26',40.4792,-121.4710
LC81-696,LVC-B,68.30,16.05,0.64,2.32,2.90,1.61,3.92,4.06,2.54,0.38,0.11,0.07,0.07,99.97,1.79,55.4,66,353,735,19,154,9,,,,,dr,Dacite of Reading Peak,,RP,40° 28.66',121° 27.82',40.4777,-121.4637
LC81-706,LVC-B,67.31,16.40,0.72,2.60,3.25,1.66,3.78,4.37,2.53,0.44,0.12,0.06,0.20,99.68,1.96,53.2,67,371,729,14,139,6,,,,,dr,Dacite of Reading Peak,,RP,40° 28.70',121° 26.97',40.4783,-121.4494
LC81-707,LVC-B,57.68,19.49,1.17,4.23,5.28,3.98,7.93,3.77,0.99,0.57,0.10,0.09,0.04,99.99,1.33,62.7,14,571,323,16,84,2,,,,,dr,Dacite of Reading Peak,mafic inclusion,RP,40° 28.70',121° 26.97',40.4783,-121.4494
LC81-710,LVC-TY,57.97,17.61,1.34,4.83,6.03,4.37,8.11,3.57,1.26,0.69,0.14,0.11,0.41,99.90,1.38,61.7,28,471,385,19,116,4,,,,,ah,Andesite of Hat Mountain,,RP,40° 28.32',121° 24.35',40.4719,-121.4058
LC81-710A,LVC-TY,54.85,17.41,1.68,6.06,7.57,5.22,9.56,3.05,0.87,0.95,0.21,0.14,0.25,100.03,1.45,60.6,,,,,,,,,,,ah,Andesite of Hat Mountain,mafic inclusion,RP,40° 28.32',121° 24.35',40.4720,-121.4058
LC81-720,RSE,52.98,17.06,1.73,6.22,7.78,7.14,8.62,3.63,1.05,1.10,0.33,0.13,<0.01,100.35,1.09,67.2,18.3,568,464,19,138,7,120,59,56,161,bsm,Basalts and basaltic andesites of Sifford Mountain,,MH,40° 26.14',121° 22.46',40.4357,-121.3743
LC81-723,LVC-B,67.10,16.06,0.75,2.72,3.39,2.05,4.31,4.10,2.31,0.42,0.11,0.06,0.78,98.65,1.65,57.4,61,385,640,17,125,7,,,,,Qs82,Avalanche deposit from dacite of hill 8283,,MZ,40° 32.50',121° 34.81',40.5417,-121.5802
LC81-724,LVC-E,70.86,15.68,0.50,1.78,2.23,0.96,2.60,4.29,2.84,0.33,0.11,0.05,2.62,97.14,2.32,49.0,75,305,796,16,140,9,,,,,pe,Pumiceous pyroclastic-flow deposits [Rhyodacite of Eagle Peak],,MZ,40° 32.67',121° 34.63',40.5444,-121.5771
LC81-724A,LVC-E,56.79,18.76,1.34,4.83,6.04,4.08,7.99,3.77,1.26,0.84,0.22,0.10,1.52,98.60,1.48,60.1,,,,,,,,,,,pe,Pumiceous pyroclastic-flow deposits [Rhyodacite of Eagle Peak],mafic inclusion,MZ,40° 32.68',121° 34.61',40.5446,-121.5768
LC81-727,LVC-E,69.01,16.10,0.58,2.08,2.60,1.50,3.23,4.27,2.70,0.37,0.11,0.05,1.97,97.75,1.74,56.2,73,355,740,13,139,6,,,,,psf,Pumiceous pyroclastic-flow deposits [Rhyodacite of Sunflower Flat],,MZ,40° 32.55',121° 31.25',40.5625,-121.5208
LC81-731,LVC-E,70.24,15.56,0.54,1.95,2.43,1.21,2.92,4.32,2.74,0.36,0.11,0.05,1.59,97.88,2.01,52.5,69,326,810,14,141,6,,,,,dl,Dome [Dacite of Lassen Peak],collected from talus,RP,40° 29.76',121° 28.97',40.4960,-121.4828
LC81-733,LVC-E,68.28,15.96,0.63,2.28,2.85,1.83,3.64,4.24,2.59,0.39,0.11,0.05,0.39,99.26,1.56,58.8,67,375,710,12,134,3,,,,,rkr,Rhyodacite of Krummholz,,MZ,40° 30.22',121° 30.02',40.5036,-121.5003
LC81-736,LVC-E,69.34,15.75,0.56,2.02,2.53,1.47,3.29,4.37,2.68,0.36,0.10,0.05,0.52,99.30,1.71,56.5,76,349,749,15,138,6,,,,,rkr,Rhyodacite of Krummholz,,WP,40° 30.23',121° 29.92',40.5119,-121.4986
LC81-739,LVC-TY,64.71,16.58,0.89,3.21,4.01,2.65,4.95,4.06,2.19,0.53,0.14,0.07,0.44,99.25,1.51,59.5,57,409,618,17,118,6,25,20,48,24,pw2,"Pyroclastic flow and associated fluid debris-flow deposits, May 22 [Deposits of the 1914–1917 eruption of Lassen Peak]","light dacite (Clynne, 1999)",RP,40° 29.84',121° 29.17',40.4974,-121.4861
LC81-741,RSE,51.81,16.43,1.96,7.05,8.81,5.58,9.03,4.03,1.54,1.69,0.74,0.14,<0.01,99.99,1.58,58.5,36,1114,713,26,199,14,50,44,82,66,amh,Andesite and basalt of Mount Harkness,"""Basalt of Mount Harkness"" in Clynne (1984)",MH,40° 26.18',121° 18.12',40.4364,-121.3019
LC81-747,DVC,62.08,16.71,1.09,3.92,4.90,3.67,5.95,3.37,2.30,0.63,0.19,0.09,0.14,99.18,1.34,62.5,58,443,771,19,156,6,,,,,ad2,"Andesites of Dittmar Volcanic Center, Stage 2, undivided", ,MH,40° 26.92',121° 19.22',40.4486,-121.3203
LC81-753,LVC-TY,60.46,16.91,1.15,4.14,5.18,4.00,6.54,3.86,1.82,0.77,0.24,0.09,0.86,99.19,1.29,63.3,43,488,629,21,142,7,,,,,ac,Andesite of Crater Butte,,MH,40° 28.65',121° 20.17',40.4775,-121.3361
LC81-758,DVC,62.92,16.67,1.00,3.60,4.50,3.29,5.55,3.55,2.61,0.55,0.17,0.08,1.09,98.78,1.37,62.0,68,419,739,22,148,8,,,,,ad2,"Andesites of Dittmar Volcanic Center, Stage 2, undivided", ,MH,40° 26.13',121° 19.37',40.4356,-121.3228
LC81-765,LVC-E,70.33,15.53,0.53,1.89,2.37,1.16,2.87,4.40,2.78,0.36,0.11,0.05,1.44,98.75,2.04,52.1,74,327,805,14,138,6,,,,,pk,Pumiceous pyroclastic-flow deposits [Rhyodacite of Kings Creek],small unmapped outcrop,RP,40° 27.63',121° 27.81',40.4605,-121.4636
LC81-775,RNW,55.76,18.01,1.51,5.43,6.79,4.68,7.72,3.65,1.69,1.06,0.37,0.12,0.26,99.96,1.45,60.5,33,569,651,22,190,11,,,,,mr,Basaltic andesite of Rock Spring,,GP,40° 27.45',121° 40.57',40.4576,-121.6762
LC81-790,RNW,54.28,16.05,1.55,5.59,6.99,9.14,8.47,3.26,0.68,0.72,0.13,0.13,<0.01,100.29,0.76,74.4,15.3,393,262,17,84,2,136,49,44,424,mcf,Basaltic andesites of Camp Forward,,GP,40° 27.35',121° 44.02',40.4558,-121.7336
LC81-797,LVC-BV,58.08,18.04,1.31,4.71,5.89,3.88,7.26,3.82,1.74,0.82,0.23,0.10,0.79,99.18,1.52,59.5,44,515,589,23,146,6,,,,,amc,Andesites of Mill Canyon,"""Andesite of Ski Hill"" in Clynne (1984)",LP,40° 26.70',121° 31.08',40.4450,-121.5181
LC81-798,LVC-TO,57.25,17.48,1.40,5.03,6.28,3.98,7.52,4.02,1.79,1.11,0.32,0.11,<0.01,100.12,1.58,58.5,46,522,599,24,180,11,,,,,av,Andesite of Viola,,VI,40° 31.75',121° 38.47',40.5292,-121.6411
LC81-801,LVC-B,65.46,16.42,0.85,3.06,3.83,2.44,4.73,3.94,2.31,0.55,0.16,0.07,0.52,99.02,1.57,58.7,57,415,747,20,164,6,,,,,dh,Dacite of Mt. Helen,,LP,40° 28.39',121° 30.26',40.4731,-121.5043
LC81-802,LVC-B,58.62,17.96,1.28,4.59,5.74,4.43,7.34,3.50,1.31,0.72,0.16,0.10,0.61,99.62,1.30,63.2,31,531,507,18,118,5,,,,,dh,Dacite of Mt. Helen,mafic inclusion,LP,40° 28.39',121° 30.26',40.4731,-121.5043
LC81-807,RSE,48.75,18.06,1.53,7.83,9.21,8.63,11.03,2.81,0.17,0.91,0.11,0.16,0.19,100.55,1.07,66.3,0,230,103,19,74,1,136,93,46,190,bic,Tholeiitic basalt of Ice Cave Mountain,,CM,40° 15.52',121° 23.12',40.2586,-121.3853
LC81-808,MVC,66.36,16.18,0.76,2.74,3.43,2.24,4.21,3.82,3.04,0.47,0.11,0.06,1.56,98.55,1.53,59.3,88,330,879,19,156,4,,,,,rg,Rhyodacite of Gurnsey Creek ,,CM,40° 17.40',121° 25.30',40.2900,-121.4217
LC81-809,MVC,69.30,16.03,0.60,2.16,2.70,1.31,3.01,3.59,3.48,0.39,0.09,0.04,0.86,98.80,2.07,51.9,107,279,947,21,154,6,,,,,rg,Rhyodacite of Gurnsey Creek ,,CM,40° 18.20',121° 25.25',40.3033,-121.4208
LC81-810,LVC-B,64.44,16.84,0.87,3.14,3.92,2.66,5.19,4.07,2.03,0.52,0.16,0.08,0.09,100.13,1.48,60.1,51,521,607,20,146,6,,,,,db,Dacite of Bumpass Mountain,,LP,40° 27.88',121° 30.28',40.4647,-121.5047
LC81-811,LVC-E,70.28,15.27,0.55,1.99,2.49,1.30,3.10,4.31,2.66,0.36,0.11,0.05,0.50,99.11,1.91,53.8,73,359,782,16,134,9,,,,,rk,Flows [Rhyodacite of Kings Creek],,RP,40° 28.23',121° 29.48',40.4706,-121.4914
LC81-813,LVC-E,70.59,15.43,0.53,1.91,2.39,1.13,2.75,4.30,2.83,0.36,0.11,0.05,2.07,97.39,2.11,51.3,,,,,,,,,,,pk,Pumiceous pyroclastic-flow deposits [Rhyodacite of Kings Creek],,WP,40° 30.80',121° 27.82',40.5133,-121.4637
LC81-813A,LVC-E,69.70,15.87,0.58,2.07,2.59,1.25,2.94,4.35,2.68,0.40,0.11,0.05,2.00,97.92,2.07,51.8,72,326,825,15,138,8,,,,,pk,Pumiceous pyroclastic-flow deposits [Rhyodacite of Kings Creek],,WP,40° 30.80',121° 27.82',40.5133,-121.4637
LC81-813C,LVC-E,69.29,16.28,0.57,2.05,2.56,1.27,3.05,4.31,2.62,0.39,0.11,0.06,2.46,96.05,2.01,52.5,69,341,805,14,143,10,,,,,pk,Pumiceous pyroclastic-flow deposits [Rhyodacite of Kings Creek],,WP,40° 30.80',121° 27.82',40.5133,-121.4637
LC81-813D,LVC-E,70.45,15.47,0.52,1.88,2.35,1.16,2.88,4.38,2.75,0.36,0.10,0.05,1.35,98.44,2.02,52.4,72,325,805,16,142,8,,,,,pk,Pumiceous pyroclastic-flow deposits [Rhyodacite of Kings Creek],,WP,40° 30.80',121° 27.82',40.5133,-121.4637
LC81-814,RNW,58.30,16.54,1.43,5.15,6.44,5.56,7.38,3.47,1.15,0.74,0.17,0.10,0.60,99.70,1.16,65.8,22,426,388,29,122,1,,,,,am,"Older regional andesites and basaltic andesites, undivided",,GP,40° 28.02',121° 44.57',40.4669,-121.7428
LC81-820,LVC-E,72.86,14.65,0.42,1.50,1.87,0.78,2.27,4.12,3.03,0.26,0.07,0.04,1.97,97.75,2.40,48.1,91,264,764,18,114,6,,,,,pe,Pumiceous pyroclastic-flow deposits [Rhyodacite of Eagle Peak],,GP,40° 26.94',121° 42.79',40.4490,-121.7132
LC81-822,LVC-BV,62.08,18.39,1.00,3.58,4.48,3.46,5.66,3.71,1.33,0.57,0.13,0.08,2.91,97.19,1.29,63.2,28,639,659,20,146,6,,,,,adc,Andesite of Digger Creek,collected from debris flow deposit Qwb,GP,40° 27.05',121° 43.32',40.4508,-121.7161
LC81-828,RNW,54.40,16.89,1.43,5.14,6.43,7.31,9.37,3.44,0.79,0.87,0.24,0.11,<0.01,100.02,0.88,71.7,13.1,1060,303,18,129,5,107,55,45,213,mrd,Basaltic andesite and andesite of Red Lake Mountain,"""Andesite of Red Lake Mountain"" in Clynne (1984)",MZ,40° 32.45',121° 36.27',40.5411,-121.6046
LC81-835,LVC-BV,61.85,17.30,1.07,3.85,4.82,3.33,5.92,3.99,1.74,0.67,0.19,0.08,0.37,99.86,1.45,60.6,38,595,530,20,164,2,,,,,adc,Andesite of Digger Creek,,GP,40° 28.65',121° 37.95',40.4775,-121.6325
LC81-840,LVC-TY,64.64,16.76,0.87,3.13,3.91,2.61,4.91,4.18,2.18,0.51,0.13,0.07,0.04,99.97,1.50,59.8,58,434,657,15,121,6,28,19,34,26,d9,"Dacite flow, May 19–20 [Deposits of the 1914–1917 eruption of Lassen Peak]","black dacite (Clynne, 1999)",LP,40° 29.35',121° 30.25',40.4892,-121.5042
LC81-841,LVC-TY,64.69,16.77,0.87,3.13,3.91,2.66,4.96,4.07,2.14,0.50,0.13,0.07,0.16,99.90,1.47,60.2,59,432,616,13,120,3,24,21,36,20,pw2,"Pyroclastic flow and associated fluid debris-flow deposits, May 22 [Deposits of the 1914–1917 eruption of Lassen Peak]","light dacite (Clynne, 1999), overlies lava flow unit d9",LP,40° 29.35',121° 30.25',40.4892,-121.5042
LC81-843,LVC-TY,59.16,18.15,1.18,4.26,5.32,4.16,6.82,3.92,1.49,0.63,0.14,0.09,<0.01,100.21,1.28,63.5,40,539,448,15,107,4,53,36,38,58,d9,"Dacite flow, May 19–20 [Deposits of the 1914–1917 eruption of Lassen Peak]","mafic inclusion in black dacite (Clynne, 1999)",LP,40° 29.23',121° 30.47',40.4872,-121.5078
LC81-844,LVC-E,56.21,18.67,1.51,5.43,6.79,4.32,8.79,3.18,0.97,0.68,0.12,0.11,0.10,100.23,1.57,58.6,58,423,640,17,127,6,,,,,dl,Dome [Dacite of Lassen Peak],mafic inclusion collected from talus,LP,40° 28.93',121° 30.23',40.4822,-121.5039
LC81-845,LVC-E,69.13,15.74,0.61,2.21,2.76,1.49,3.42,4.18,2.62,0.40,0.13,0.06,2.15,97.44,1.85,54.6,67,369,759,15,133,7,,,,,pk,Pumiceous pyroclastic-flow deposits [Rhyodacite of Kings Creek],,LP,40° 28.53',121° 30.30',40.4756,-121.5049
LC81-846,LVC-TY,60.52,17.84,1.11,3.99,4.99,3.65,6.29,4.06,1.68,0.62,0.15,0.09,0.06,100.24,1.37,62.0,47,484,489,15,113,5,49,37,50,62,w2,"Viscous debris-flow deposits, May 22 [Deposits of the 1914–1917 eruption of Lassen Peak]","dark andesite (Clynne, 1999)",WP,40° 30.83',121° 27.92',40.5139,-121.4653
LC81-847,RNW,61.39,16.71,1.23,4.41,5.52,3.54,6.08,3.72,1.87,0.66,0.28,0.11,0.09,98.86,1.56,58.9,39,449,781,24,175,5,,,,,at,Andesite of Table Mountain,,MZ,40° 34.20',121° 31.63',40.5700,-121.5272
LC81-849,LVC-TY,57.48,17.07,1.41,5.08,6.35,5.12,8.16,3.38,1.20,0.83,0.15,0.11,0.44,99.55,1.24,64.3,32,376,407,18,114,2,,,,,a74,Andesite of hill 7416,,OS,40° 37.90',121° 22.60',40.6317,-121.3767
LC82-879,ROC,52.71,17.81,1.82,6.55,8.19,6.22,8.34,3.61,1.22,1.20,0.37,0.14,0.19,99.56,1.32,62.9,20.0,525,533,25,146,9,,,,,Tbm,Basalts and basaltic andesites of Mud Creek Rim,,CH,40° 21.26',121° 12.19',40.3543,-121.2031
LC82-886,ROC,52.29,17.13,1.82,6.56,8.20,7.79,8.73,3.24,1.01,1.01,0.29,0.14,<0.01,99.97,1.05,67.9,16.3,436,391,20,120,4,148,72,55,309,bhr,Basaltic plug near Heckle Ranch,,RC,40° 24.39',121° 10.66',40.4065,-121.1777
LC82-892,CVF-C,55.21,19.35,1.55,5.59,6.99,4.27,8.25,3.67,0.99,0.82,0.17,0.12,0.30,99.33,1.64,57.7,23,691,369,21,116,4,,,,,mee2,Unit 2 [Basaltic andesites of Echo Lake],,RC,40° 25.61',121° 09.31',40.4268,-121.1552
LC82-898,CVF-C,54.71,19.68,1.48,5.33,6.67,5.04,8.72,3.28,0.92,0.63,0.09,0.12,0.13,99.65,1.32,62.7,20,625,326,18,91,1,,,,,mc8,Unit 8 [Basaltic andesites of Silver Lake],,RC,40° 29.42',121° 07.73',40.4903,-121.1622
LC82-905,CVF-P,50.36,17.73,1.87,6.74,8.43,8.43,9.79,3.02,0.65,0.99,0.25,0.16,0.43,99.43,1.00,69.0,7.3,409,285,23,113,10,149,75,54,301,bs1,Unit 1 [Basalts of Stephens Campground],,BB,40° 32.47',121° 09.20',40.5411,-121.1533
LC82-911,LVC-TY,58.96,17.25,1.27,4.59,5.74,4.21,7.97,3.44,1.38,0.67,0.16,0.10,0.71,99.05,1.36,62.1,27,515,394,15,114,2,,,,,ah,Andesite of Hat Mountain,,RP,40° 29.71',121° 24.64',40.4952,-121.4106
LC82-915,LVC-E,70.00,15.60,0.52,1.89,2.36,1.22,3.14,4.46,2.63,0.35,0.11,0.07,0.94,98.92,1.94,53.4,68,357,780,13,134,8,,,,,rk,Flows [Rhyodacite of Kings Creek],,RP,40° 28.55',121° 28.60',40.4758,-121.4767
LC82-928,RSE,57.86,17.31,1.43,5.14,6.42,4.79,6.97,3.67,1.50,0.88,0.34,0.12,0.02,99.94,1.34,62.4,32,517,611,24,164,7,,,,,amh,Andesite and basalt of Mount Harkness,,MH,40° 24.60',121° 18.42',40.4099,-121.3071
LC82-940,DVC,63.64,16.82,0.95,3.42,4.28,3.04,5.72,3.46,2.17,0.55,0.15,0.08,0.15,99.05,1.41,61.3,57,552,655,18,146,4,,,,,ad2,"Andesites of Dittmar Volcanic Center, Stage 2, undivided",,MH,40° 23.10',121° 18.27',40.3851,-121.3045
LC82-970,RSE,48.33,17.38,1.54,7.87,9.26,9.78,11.18,2.53,0.16,0.96,0.10,0.17,<0.01,101.01,0.95,68.9,2.3,239,76,26,75,1,145,119,41,298,bwv,Tholeiitic basalt of Warner Valley,,MH,40° 23.44',121° 18.29',40.3907,-121.3048
LC82-992,DVC,57.13,16.84,1.46,5.26,6.58,6.35,7.67,3.01,1.33,0.69,0.14,0.11,0.16,99.13,1.04,68.3,30,391,443,18,116,3,,,,,Tad,"Andesites of Dittmar Volcanic Center, Stage 1, undivided",,MH,40° 25.86',121° 19.58',40.4310,-121.3263
LC82-100,RSE,52.46,15.96,1.95,7.03,8.78,5.66,8.97,3.85,1.44,1.67,0.85,0.14,0.15,99.12,1.55,59.0,22.0,1170,567,22,192,12,58,47,88,94,amh,Andesite and basalt of Mount Harkness,,MH,40° 24.80',121° 17.51',40.4134,-121.2918
LC82-107,DVC,56.21,16.88,1.52,5.48,6.85,6.72,8.10,2.94,1.21,0.68,0.13,0.12,0.12,99.52,1.02,68.6,27,379,429,19,108,3,,,,,Tad,"Andesites of Dittmar Volcanic Center, Stage 1, undivided",,MH,40° 25.72',121° 19.88',40.4287,-121.3313
LC82-132,DVC,63.46,16.65,1.02,3.66,4.57,3.19,5.29,3.55,2.37,0.58,0.16,0.08,0.49,98.89,1.43,60.9,66,428,712,20,141,4,,,,,ad2,"Andesites of Dittmar Volcanic Center, Stage 2, undivided",,MH,40° 27.20',121° 20.38',40.4533,-121.3397
LC82-138,DVC,58.48,18.75,1.32,4.75,5.93,4.36,6.79,2.94,1.73,0.64,0.14,0.10,1.25,98.67,1.36,62.1,40,630,451,17,115,4,,,,,ad2,"Andesites of Dittmar Volcanic Center, Stage 2, undivided",,MH,40° 27.22',121° 21.28',40.4537,-121.3546
LC82-161,RSE,48.61,17.71,1.52,7.78,9.15,9.20,11.17,2.66,0.17,0.91,0.09,0.17,0.04,100.22,0.99,67.8,2,240,100,24,76,5,143,98,44,218,bwv,Tholeiitic basalt of Warner Valley,,ST,40° 21.07',121° 18.03',40.3512,-121.3005
LC82-164,DVC,55.74,16.92,1.54,5.56,6.95,6.79,8.35,3.04,1.15,0.66,0.13,0.12,0.89,98.74,1.02,68.5,27,394,401,18,98,1,,,,,Tad,"Andesites of Dittmar Volcanic Center, Stage 1, undivided",,MH,40° 26.92',121° 21.33',40.4487,-121.3555
LC82-169,LVC-BV,59.14,17.69,1.31,4.72,5.91,3.94,7.13,3.45,1.57,0.75,0.19,0.10,0.50,99.43,1.50,59.8,35,500,486,18,147,4,,,,,abf,Andesite of Bluff Falls quarry,,LP,40° 24.48',121° 32.95',40.4079,-121.5485
LC82-171,RSE,53.96,17.08,1.70,6.13,7.66,7.05,7.93,3.35,1.29,1.04,0.32,0.13,0.21,99.63,1.09,67.2,32,513,455,22,148,8,128,59,54,200,mhl,Basaltic andesite of Huckleberry Lake,,LP,40° 24.40',121° 33.23',40.4067,-121.5539
LC82-172,LVC-BV,61.43,17.36,1.05,3.79,4.73,3.49,6.33,3.94,1.69,0.65,0.19,0.08,0.62,98.91,1.36,62.2,37,636,491,19,157,6,,,,,ag,Andesite of Glassburner Meadows,,LP,40° 24.43',121° 33.86',40.4072,-121.5643
LC82-174,LVC-BV,59.88,17.08,1.25,4.51,5.64,4.58,7.10,3.63,0.93,0.71,0.23,0.10,1.84,97.68,1.23,64.4,50,519,562,20,148,3,,,,,amc,Andesites of Mill Canyon,,LP,40° 26.55',121° 32.08',40.4425,-121.5347
LC82-177,LVC-BV,58.74,18.02,1.27,4.57,5.71,3.59,7.15,3.77,1.71,0.84,0.24,0.09,0.91,98.73,1.59,58.4,41,502,603,22,157,8,,,,,amc,Andesites of Mill Canyon,,LP,40° 26.52',121° 30.58',40.4420,-121.5097
LC82-182,LVC-BV,61.50,16.85,1.13,4.08,5.10,3.58,5.92,3.82,2.08,0.75,0.20,0.08,1.05,98.34,1.43,61.0,51,471,632,24,186,4,,,,,amd,Andesite of Mount Diller,,LP,40° 27.85',121° 33.07',40.4642,-121.5511
LC82-191,LVC-BV,61.71,16.88,1.13,4.08,5.11,3.50,6.12,3.72,1.87,0.71,0.18,0.09,1.21,98.80,1.46,60.4,43,529,518,21,171,5,,,,,ag,Andesite of Glassburner Meadows,,LP,40° 26.35',121° 33.54',40.4391,-121.5589
LC82-192,LVC-BV,59.47,17.77,1.17,4.22,5.27,4.24,7.35,3.55,1.25,0.70,0.19,0.09,0.36,99.51,1.24,64.2,28,717,361,17,134,5,,,,,amc,Andesites of Mill Canyon,collected from large block in landslide,LP,40° 25.92',121° 32.62',40.4320,-121.5437
LC82-193,LVC-B,64.06,17.03,0.90,3.23,4.04,2.86,5.39,3.82,1.95,0.54,0.15,0.07,0.21,99.01,1.41,61.2,42,522,575,18,141,3,,,,,db,Dacite of Bumpass Mountain,,RP,40° 27.59',121° 27.48',40.4598,-121.4581
LC82-194,LVC-BV,62.97,16.80,1.06,3.82,4.77,2.80,5.42,3.86,2.25,0.73,0.21,0.08,0.66,99.20,1.70,56.7,62,416,715,21,171,7,,,,,ar,Andesite of Rice Creek,,RP,40° 23.73',121° 28.32',40.3955,-121.4721
LC82-204,LVC-B,68.88,15.90,0.61,2.21,2.76,1.51,3.42,4.22,2.69,0.38,0.11,0.05,0.40,98.97,1.83,54.9,70,339,752,16,145,5,,,,,dr,Dacite of Reading Peak,,RP,40° 27.96',121° 27.82',40.4660,-121.4637
LC83-227,LVC-TY,62.23,16.73,1.07,3.86,4.83,3.28,6.28,3.88,1.82,0.59,0.16,0.09,1.04,98.45,1.47,60.2,41,420,531,17,115,5,,,,,ah,Andesite of Hat Mountain,,WP,40° 30.03',121° 25.25',40.5005,-121.4208
LC83-233,LVC-TY,61.14,16.70,1.17,4.21,5.27,3.71,6.92,3.67,1.56,0.66,0.15,0.10,0.13,99.32,1.42,61.1,36,417,,17,115,,,,,,ah,Andesite of Hat Mountain,,WP,40° 30.96',121° 27.17',40.5160,-121.4528
LC83-248,LVC-TO,58.36,16.88,1.25,4.51,5.64,5.59,7.94,3.41,1.29,0.54,0.12,0.10,0.74,98.84,1.01,68.8,29,614,362,12,107,0,,,,,arp,Andesite of Raker Peak,,WP,40° 34.14',121° 28.13',40.5690,-121.4689
LC83-255,RNW,54.47,17.07,1.40,5.05,6.31,7.73,8.98,3.47,0.63,0.85,0.23,0.10,0.74,98.95,0.82,73.2,12.9,1220,293,15,139,3,136,62,54,69,mrm,Basaltic andesite of Red Mountain,,MZ,40° 35.23',121° 32.19',40.5872,-121.5364
LC83-263,RNW-T,56.99,17.89,1.37,4.94,6.18,4.65,7.91,3.74,1.37,0.78,0.24,0.11,0.57,100.04,1.33,62.7,32,531,570,19,141,5,,,,,atb,Andesite of Bear Wallow Butte,,MZ,40° 36.94',121° 30.26',40.6157,-121.5043
LC83-266,LVC-TO,57.44,17.32,1.32,4.74,5.93,5.11,7.81,3.53,1.60,0.69,0.33,0.10,0.33,99.23,1.16,65.7,34,656,517,19,151,5,,,,,arp,Andesite of Raker Peak,"outcrop under May 22, 1915 debris-flow deposit, unit pw2",MZ,40° 33.81',121° 30.34',40.5635,-121.5057
LC83-272,RNW-T,57.68,17.94,1.33,4.80,6.00,4.42,7.56,3.66,1.51,0.76,0.23,0.10,0.75,99.18,1.36,62.1,34,523,597,22,142,5,,,,,att,Andesite of Tumble Buttes,,MZ,40° 36.74',121° 31.55',40.6124,-121.5259
LC83-274,RNW,59.72,18.12,1.17,4.21,5.27,3.56,7.13,3.41,1.73,0.56,0.30,0.09,0.40,99.26,1.48,60.1,39,564,562,20,129,3,,,,,abm,Andesites of Badger Mountain,,WP,40° 35.57',121° 26.44',40.5928,-121.4407
LC83-276,RNW,54.22,17.74,1.43,5.15,6.43,6.87,10.38,2.86,0.61,0.51,0.11,0.11,<0.01,99.79,0.94,70.4,9.7,671,176,13,77,1,52,44,41,123,mbg,Basaltic andesite of Little Bunchgrass Meadow,,WP,40° 34.47',121° 24.13',40.5745,-121.4023
LC83-288,RNW,62.62,16.72,1.09,3.91,4.89,3.32,5.93,3.66,1.92,0.56,0.18,0.09,0.10,99.11,1.47,60.2,49,418,754,20,161,3,,,,,abm,Andesites of Badger Mountain,,WP,40° 34.43',121° 27.41',40.5738,-121.4568
LC83-290,RNW,48.04,18.23,1.50,7.65,9.00,9.35,10.98,2.82,0.17,0.98,0.13,0.16,0.08,100.14,0.96,68.5,2.0,302,102,23,85,1,164,69,36,183,bn,Tholeiitic basalt of Nobles Emigrant Trail,,WP,40° 33.92',121° 27.32',40.5654,-121.4553
LC83-300,RNW,62.52,16.62,1.08,3.89,4.86,3.39,6.03,3.59,2.05,0.56,0.18,0.09,0.86,98.48,1.44,60.8,49,403,723,21,156,3,,,,,abm,Andesites of Badger Mountain,,WP,40° 34.12',121° 27.81',40.5687,-121.4635
LC83-312,LVC-BV,62.35,17.25,1.05,3.78,4.73,2.93,5.34,4.06,2.23,0.70,0.21,0.08,0.34,98.40,1.61,58.0,63,432,730,20,169,6,,,,,ar,Andesite of Rice Creek,,RP,40° 27.61',121° 26.37',40.4602,-121.4396
LC83-313,CVF-B,59.02,17.74,1.25,4.50,5.62,4.04,6.65,3.94,1.69,0.81,0.28,0.10,0.70,98.59,1.39,61.5,40,537,630,20,143,5,,,,,adb,Andesite of Bidwell Spring,,SW,40° 37.67',121° 16.63',40.6279,-121.2772
LC83-317,LVC-TY,55.97,15.79,1.40,5.03,6.28,8.18,8.26,3.20,1.30,0.63,0.14,0.12,<0.01,99.36,0.77,74.4,27,326,341,17,96,3,,,,,mp1,"Flow 1, Painted Dunes [Basaltic andesites of Cinder Cone]",,PP,40° 32.59',121° 19.00',40.5431,-121.3166
LC83-321,RNW,58.27,17.96,1.29,4.66,5.82,4.27,7.26,3.74,1.48,0.71,0.26,0.10,0.76,98.49,1.37,62.0,30,542,582,20,151,2,,,,,ap,Andesite and basaltic andesite of Prospect Peak,,WP,40° 34.28',121° 22.52',40.5713,-121.3754
LC83-324,RNW,60.90,17.27,1.17,4.21,5.26,3.32,6.46,3.60,2.16,0.63,0.18,0.10,0.92,98.33,1.58,58.4,49,432,797,20,160,4,,,,,awp,Andesites of West Prospect Peak,,WP,40° 34.61',121° 22.76',40.5768,-121.3793
LC83-329,RNW-S,57.89,17.84,1.41,5.09,6.36,3.80,7.14,3.88,1.62,0.89,0.33,0.11,0.60,98.67,1.67,57.1,32,538,666,24,174,5,,,,,asp,Andesite of Potato Butte,,OS,40° 38.95',121° 23.90',40.6492,-121.3983
LC83-347,RNW,51.33,17.92,1.73,6.22,7.77,6.84,8.28,3.89,1.48,1.69,0.50,0.13,<0.01,99.46,1.14,66.2,24.5,604,429,24,189,26,107,46,41,169,bbf,Basalt of Badger Flat,,WP,40° 32.93',121° 23.71',40.5489,-121.3951
LC83-355,LVC-B,66.45,16.46,0.78,2.82,3.52,2.21,4.55,3.81,2.18,0.48,0.18,0.07,0.34,98.73,1.59,58.4,44,516,723,17,151,6,,,,,ds,Dacite of Ski Heil Peak,,LP,40° 28.17',121° 30.98',40.4695,-121.5164
LC83-356,RNW-S,60.62,17.42,1.22,4.39,5.49,3.41,6.46,3.56,1.84,0.71,0.25,0.10,0.86,98.63,1.61,58.1,46,467,717,23,172,7,,,,,ass,Andesite of Sugarloaf Peak,,OS,40° 41.40',121° 25.44',40.6900,-121.4240
LC83-357,RNW-S,59.34,17.54,1.32,4.75,5.94,3.78,6.72,3.62,1.75,0.79,0.30,0.10,0.72,98.60,1.57,58.7,39,494,707,24,180,6,,,,,ass,Andesite of Sugarloaf Peak,,OS,40° 41.31',121° 25.36',40.6884,-121.4227
LC83-358,LVC-B,66.49,16.60,0.77,2.77,3.46,2.04,4.26,3.97,2.39,0.49,0.16,0.07,0.21,99.12,1.69,56.8,52,484,762,18,160,6,,,,,ds,Dacite of Ski Heil Peak,,LP,40° 28.23',121° 30.69',40.4705,-121.5114
LC83-359,LVC-E,55.96,19.40,1.30,4.69,5.87,4.19,8.46,3.47,1.32,0.86,0.24,0.09,0.29,98.98,1.40,61.4,37,1114,287,18,135,5,,,,,re,Dome and flow [Rhyodacite of Eagle Peak],mafic inclusion,LP,40° 28.47',121° 31.06',40.4745,-121.5176
LC83-360,LVC-E,70.98,15.46,0.49,1.76,2.20,1.01,2.70,4.23,2.87,0.34,0.12,0.05,0.54,98.53,2.18,50.5,76,327,813,15,139,8,,,,,re,Dome and flow [Rhyodacite of Eagle Peak],,LP,40° 28.47',121° 31.06',40.4745,-121.5176
LC83-362,LVC-E,55.69,19.38,1.32,4.74,5.92,4.39,8.82,3.40,1.18,0.81,0.19,0.09,0.83,98.56,1.35,62.3,34,1200,236,15,129,1,,,,,re,Dome and flow [Rhyodacite of Eagle Peak],mafic inclusion,LP,40° 28.55',121° 31.16',40.4758,-121.5193
LC83-363,LVC-B,65.64,16.99,0.80,2.86,3.58,2.15,4.75,3.95,2.12,0.50,0.15,0.07,0.13,99.18,1.66,57.3,51,573,603,15,148,4,,,,,dv,Dacite of Vulcans Castle,,LP,40° 28.60',121° 31.51',40.4767,-121.5251
LC83-366,LVC-TO,56.61,16.81,1.50,5.39,6.74,6.01,7.18,3.56,1.50,1.00,0.31,0.12,<0.01,99.33,1.12,66.5,32,514,544,19,140,10,,,,,acl,Andesite and basaltic andesite of Cluster Lakes,,WP,40° 32.56',121° 23.63',40.5427,-121.3938
LC83-369,RNW,56.96,18.28,1.37,4.92,6.15,4.80,7.71,3.53,1.29,0.76,0.27,0.11,0.14,99.56,1.28,63.5,25,602,492,19,143,5,,,,,ap,Andesite and basaltic andesite of Prospect Peak,,WP,40° 34.32',121° 23.67',40.5719,-121.3942
LC83-371,LVC-TO,57.90,17.92,1.48,5.34,6.68,3.26,6.79,4.12,1.60,1.12,0.34,0.12,<0.01,99.90,2.05,52.1,38,500,568,24,173,8,,,,,acl,Andesite and basaltic andesite of Cluster Lakes,,WP,40° 34.29',121° 23.85',40.5715,-121.3975
LC83-372,RNW,57.21,17.79,1.40,5.04,6.30,4.52,7.70,3.70,1.28,0.85,0.38,0.11,0.09,99.48,1.40,61.5,34,726,618,19,169,8,,,,,abm,Andesites of Badger Mountain,,WP,40° 34.20',121° 24.04',40.5700,-121.4007
LC83-373,RNW,56.93,18.17,1.40,5.02,6.28,4.34,7.64,3.63,1.37,0.95,0.43,0.11,0.14,100.15,1.45,60.6,32,798,665,18,164,9,,,,,abm,Andesites of Badger Mountain,,WP,40° 34.70',121° 24.22',40.5783,-121.4037
LC83-375,RNW,52.19,18.20,1.10,3.96,4.95,7.74,8.43,4.42,1.61,1.69,0.54,0.12,<0.02,99.89,0.64,77.7,,,,,,,,,,,bbf,Basalt of Badger Flat,,WP,40° 34.88',121° 24.25',40.5813,-121.4042
LC83-380,RNW,57.27,17.85,1.38,4.96,6.20,4.42,7.63,3.67,1.40,0.91,0.40,0.11,0.18,99.72,1.40,61.4,34,754,660,21,167,9,,,,,abm,Andesites of Badger Mountain,,WP,40° 34.53',121° 24.08',40.5755,-121.4013
LC83-382,RNW,61.23,17.39,1.15,4.13,5.16,3.21,6.40,3.36,2.22,0.63,0.18,0.10,0.86,98.77,1.61,58.1,56,434,766,21,156,4,,,,,awp,Andesites of West Prospect Peak,,WP,40° 35.20',121° 23.87',40.5866,-121.3979
LC83-386,RNW,49.07,17.96,1.47,7.48,8.80,8.79,11.04,2.72,0.24,0.95,0.12,0.16,<0.01,100.48,1.00,67.7,4.7,271,134,24,85,1,143,100,45,220,btb,Tholeiitic basalt of Twin Bridges,,WP,40° 36.82',121° 27.89',40.6136,-121.4649
LC83-390,RNW,62.69,16.69,1.08,3.88,4.85,3.40,5.97,3.32,2.13,0.56,0.19,0.09,0.97,98.69,1.43,60.9,51,410,714,21,155,5,,,,,abm,Andesites of Badger Mountain,,WP,40° 34.30',121° 26.84',40.5716,-121.4473
LC83-392,LVC-E,68.12,15.87,0.70,2.53,3.17,1.71,3.78,4.23,2.48,0.40,0.11,0.06,0.27,99.22,1.85,54.6,64,376,721,17,127,7,,,,,pfl,Lithic pyroclastic-flow deposit from partial collapse of dome [Dacite of Lassen Peak],,WP,40° 30.45',121° 28.63',40.5075,-121.4772
LC83-393,LVC-E,55.20,19.04,1.56,5.62,7.03,4.56,9.17,3.09,0.79,0.73,0.12,0.12,0.11,99.38,1.54,59.1,7,637,204,14,76,1,20,48,47,36,pfl,Lithic pyroclastic-flow deposit from partial collapse of dome [Dacite of Lassen Peak],mafic inclusion,WP,40° 30.45',121° 28.63',40.5075,-121.4772
LC83-399,LVC-TY,54.86,15.83,1.49,5.37,6.71,8.63,8.73,3.03,1.12,0.68,0.14,0.12,0.08,99.75,0.78,74.1,28.2,345,298,16,91,5,,,,,mp1,"Flow 1, Painted Dunes [Basaltic andesites of Cinder Cone]",,PP,40° 32.63',121° 19.48',40.5438,-121.3247
LC84-411,LVC-BV,59.21,17.36,1.25,4.50,5.62,4.30,7.05,3.47,1.79,0.72,0.25,0.10,1.29,98.44,1.31,63.0,46,534,581,19,149,5,,,,,amc,Andesites of Mill Canyon, ,LP,40° 25.63',121° 31.72',40.4272,-121.5287
LC84-417,LVC-E,69.58,15.37,0.61,2.21,2.76,1.39,3.34,4.22,2.71,0.40,0.12,0.05,1.22,97.83,1.98,53.0,75,329,800,16,138,8,13,5,31,10,pc,Pumiceous pyroclastic-flow and fall deposits [Rhyodacite of Chaos Crags],lowest pf in Manzanita Creek,MZ,40° 31.90',121° 33.17',40.5317,-121.5528
LC84-418,LVC-E,69.30,15.47,0.62,2.25,2.81,1.43,3.44,4.23,2.66,0.41,0.12,0.06,0.92,98.51,1.96,53.2,69,343,779,14,140,6,,,,,pc,Pumiceous pyroclastic-flow and fall deposits [Rhyodacite of Chaos Crags],middle pf in Manzanita Creek,MZ,40° 31.90',121° 33.17',40.5317,-121.5528
LC84-419,LVC-E,69.42,15.39,0.62,2.25,2.81,1.41,3.43,4.24,2.67,0.40,0.12,0.05,0.86,98.34,2.00,52.7,69,339,779,15,132,7,,,,,pc,Pumiceous pyroclastic-flow and fall deposits [Rhyodacite of Chaos Crags],uppermost pf in Manzanita Creek,MZ,40° 31.90',121° 33.17',40.5317,-121.5528
LC84-420,LVC-E,69.95,15.42,0.57,2.05,2.56,1.23,3.30,4.29,2.64,0.36,0.12,0.07,1.09,98.15,2.09,51.6,71,327,795,13,138,6,,,,,pc,Pumiceous pyroclastic-flow and fall deposits [Rhyodacite of Chaos Crags],lower pf in Lost Creek,WP,40° 31.68',121° 29.09',40.5280,-121.4848
LC84-421,LVC-E,69.59,15.61,0.58,2.09,2.62,1.28,3.39,4.30,2.63,0.36,0.12,0.05,1.17,98.23,2.05,52.1,75,338,780,15,137,11,,,,,pc,Pumiceous pyroclastic-flow and fall deposits [Rhyodacite of Chaos Crags],middle pf in Lost Creek,WP,40° 31.68',121° 29.09',40.5280,-121.4848
LC84-422,LVC-E,69.82,15.54,0.57,2.05,2.56,1.26,3.31,4.29,2.64,0.36,0.12,0.05,1.05,98.05,2.03,52.3,70,342,773,15,131,8,,,,,pc,Pumiceous pyroclastic-flow and fall deposits [Rhyodacite of Chaos Crags],uppermost pf in Lost Creek,WP,40° 31.68',121° 29.09',40.5280,-121.4848
LC84-423,LVC-E,66.33,16.28,0.78,2.80,3.49,2.20,4.75,4.09,2.17,0.42,0.11,0.07,0.32,99.21,1.59,58.4,56,403,634,17,124,8,,,,,dl,Dome [Dacite of Lassen Peak],,LP,40° 28.98',121° 30.25',40.4831,-121.5041
LC84-424,LVC-E,55.76,18.79,1.52,5.47,6.84,4.38,8.88,3.26,1.00,0.70,0.12,0.12,0.60,99.05,1.56,58.8,22,661,205,16,83,1,,,,,dl,Dome [Dacite of Lassen Peak],mafic inclusion,LP,40° 28.98',121° 30.25',40.4831,-121.5041
LC84-427,LVC-E,69.84,15.43,0.58,2.08,2.59,1.24,3.35,4.34,2.63,0.36,0.12,0.05,0.51,98.74,2.10,51.5,68,338,780,16,125,8,,,,,pc,Pumiceous pyroclastic-flow and fall deposits [Rhyodacite of Chaos Crags],lithic block of Chaos Crags Dome A ,MZ,40° 30.75',121° 30.77',40.5125,-121.5128
LC84-428,LVC-E,69.62,15.53,0.59,2.12,2.65,1.29,3.38,4.33,2.62,0.35,0.13,0.06,0.51,98.77,2.06,52.0,73,335,793,15,132,8,,,,,rca,Dome A [Rhyodacite of Chaos Crags],clast of dome A in unit pc,MZ,40° 30.75',121° 30.88',40.5125,-121.5147
LC84-433,LVC-E,66.97,16.26,0.76,2.72,3.40,1.81,4.48,4.15,2.25,0.41,0.12,0.07,0.49,99.31,1.88,54.2,59,376,697,15,128,6,12,12,31,9,rce,Dome E [Rhyodacite of Chaos Crags],,MZ,40° 31.66',121° 31.20',40.5277,-121.5200
LC84-434,LVC-E,68.88,15.76,0.62,2.22,2.77,1.46,3.71,4.30,2.50,0.38,0.11,0.06,0.10,99.84,1.91,53.9,70,348,739,15,136,6,,,,,rcc,Dome C [Rhyodacite of Chaos Crags],,MZ,40° 30.71',121° 31.28',40.5286,-121.5213
LC84-435,LVC-E,67.78,15.81,0.74,2.67,3.34,1.77,4.08,4.01,2.52,0.42,0.12,0.07,0.18,99.58,1.88,54.2,63,370,721,14,121,8,,,,,rcd,Dome D [Rhyodacite of Chaos Crags],,MZ,40° 31.60',121° 31.41',40.5267,-121.5235
LC84-443,LVC-E,69.81,15.60,0.56,2.03,2.54,1.20,3.31,4.30,2.64,0.35,0.12,0.06,0.76,98.91,2.12,51.2,71,331,804,13,137,8,10,0,24,6,rcb,Dome B [Rhyodacite of Chaos Crags],,MZ,40° 30.81',121° 30.92',40.5135,-121.5153
LC84-446,LVC-R,73.47,13.99,0.44,1.60,2.00,0.88,2.03,3.65,3.43,0.35,0.10,0.05,2.76,96.67,2.27,49.6,77,218,844,14,132,6,,,,,pr,Rockland tephra,,MT,40° 26.76',121° 47.48',40.4460,-121.7913
LC84-454,LVC-E,69.98,15.47,0.54,1.95,2.43,1.35,3.12,4.24,2.83,0.36,0.11,0.05,1.53,97.82,1.80,55.3,77,335,744,14,134,8,,,,,rsf,Domes [Rhyodacite of Sunflower Flat],,MZ,40° 32.18',121° 30.08',40.5363,-121.5013
LC84-455,LVC-E,68.17,16.10,0.66,2.38,2.98,1.50,4.16,4.23,2.25,0.36,0.11,0.06,0.40,98.99,1.99,52.8,64,366,710,14,127,7,,,,,rcf,Dome F [Rhyodacite of Chaos Crags],collected from talus,MZ,40° 32.02',121° 30.41',40.5337,-121.5068
LC84-472,LVC-B,54.86,19.69,1.55,5.58,6.98,3.95,8.47,3.65,1.15,0.83,0.15,0.11,1.31,98.12,1.77,55.8,27,690,279,18,103,1,,,,,rlm,Rhyodacite of Loomis Peak,mafic inclusion,LP,40° 29.39',121° 32.87',40.4898,-121.5478
LC84-473,LVC-B,58.53,18.55,1.28,4.61,5.77,3.75,7.72,3.48,1.19,0.64,0.14,0.10,1.39,98.05,1.54,59.2,21,620,339,15,119,2,,,,,rlm,Rhyodacite of Loomis Peak,mafic inclusion,LP,40° 29.39',121° 32.87',40.4898,-121.5478
LC84-487,RNW,53.94,17.08,1.47,5.29,6.61,8.23,9.38,3.06,0.49,0.79,0.17,0.11,0.64,100.15,0.80,73.5,9.7,1090,253,17,113,3,158,66,54,228,mrd,Basalt andesite and andesite of Red Lake Mountain,,MZ,40° 35.40',121° 35.52',40.5900,-121.5920
LC84-488,RNW,56.72,16.96,1.48,5.31,6.64,5.48,7.61,3.41,1.63,0.93,0.35,0.12,0.30,99.66,1.21,64.8,,,,,,,,,,,am,"Older regional andesites and basaltic andesites, undivided",,MZ,40° 35.16',121° 36.42',40.5860,-121.6070
LC84-493,RNW,60.79,16.85,1.21,4.35,5.43,3.81,6.47,3.48,2.07,0.65,0.22,0.10,0.58,99.01,1.43,60.9,47,435,748,20,168,4,,,,,aa,Andesite of Ashpan Butte,,MZ,40° 36.56',121° 32.60',40.6093,-121.5433
LC84-497,RNW,58.30,17.74,1.34,4.84,6.05,3.62,6.97,3.70,2.10,0.93,0.33,0.11,0.55,99.15,1.67,57.1,46,496,698,25,183,8,,,,,am,"Older regional andesites and basaltic andesites, undivided",,MZ,40° 36.11',121° 34.56',40.6018,-121.5760
LC84-500,RNW-T,58.18,17.97,1.32,4.75,5.94,4.05,7.47,3.61,1.57,0.73,0.22,0.10,0.79,99.00,1.47,60.3,34,526,609,19,143,5,,,,,atd,Andesite of Devils Rock Garden,,TH,40° 38.25',121° 34.57',40.6375,-121.5762
LC84-501,RNW,56.27,17.71,1.49,5.36,6.70,5.18,8.33,3.24,1.41,0.70,0.20,0.11,0.50,99.39,1.29,63.3,24,522,470,19,130,4,,,,,mm,Basaltic andesites of Magee Volcano,,TH,40° 39.17',121° 35.59',40.6528,-121.5931
LC84-514,RNW,48.58,17.44,1.54,7.86,9.25,9.90,10.18,2.97,0.24,0.97,0.16,0.16,<0.01,100.09,0.93,69.2,2.3,295,166,24,91,2,155,92,57,286,bk2,Unit 2 [Tholeiitic basalts of Big Lake],,MZ,40° 36.59',121° 37.42',40.6098,-121.6237
LC84-521,LVC-BV,60.99,17.56,1.18,4.23,5.29,3.41,6.19,3.78,1.66,0.71,0.21,0.08,0.94,99.01,1.55,59.0,40,499,613,23,157,6,,,,,amd,Andesite of Mount Diller,,LP,40° 28.21',121° 31.61',40.4702,-121.5268
LC84-530,LVC-B,63.67,17.34,0.91,3.26,4.08,2.57,5.63,4.03,1.81,0.54,0.17,0.07,0.09,98.99,1.59,58.4,41,704,601,18,146,5,,,,,dpl,Dacite of Lassen Peak parking lot,,LP,40° 28.52',121° 30.62',40.4753,-121.5103
LC84-540,LVC-B,60.30,17.36,1.15,4.12,5.15,4.55,6.47,3.72,1.47,0.59,0.17,0.10,0.79,98.95,1.13,66.3,32,565,480,17,137,5,,,,,dh,Dacite of Mt. Helen,mafic inclusion,RP,40° 28.29',121° 29.81',40.4715,-121.4969
LC84-541,LVC-B,64.21,16.94,0.92,3.32,4.15,2.35,5.15,4.17,2.11,0.56,0.18,0.09,0.34,99.57,1.77,55.8,50,453,672,17,157,4,,,,,duh,Dacite under Mt. Helen,,RP,40° 28.36',121° 29.97',40.4727,-121.4994
LC84-542A,LVC-TY,68.26,15.89,0.67,2.41,3.01,1.67,3.68,4.15,2.62,0.45,0.14,0.06,1.84,98.41,1.80,55.3,67,457,763,19,157,9,,,,,ae,Andesite of Eagle Peak,,LP,40° 28.42',121° 31.07',40.4737,-121.5178
LC84-542C,LVC-TY,61.04,18.38,1.03,3.72,4.64,3.43,6.70,3.83,1.08,0.54,0.15,0.09,1.06,98.86,1.35,62.2,27,955,352,14,122,4,,,,,ae,Andesite of Eagle Peak,,LP,40° 28.42',121° 31.07',40.4737,-121.5178
LC84-544,LVC-B,64.16,17.56,0.85,3.05,3.81,2.60,5.12,4.16,1.81,0.50,0.14,0.07,0.32,98.85,1.47,60.3,43,707,561,18,139,4,,,,,ds,Dacite of Ski Heil Peak,,LP,40° 28.29',121° 31.59',40.4715,-121.5264
LC84-547,LVC-B,69.09,15.47,0.63,2.27,2.84,1.41,3.22,4.31,2.93,0.45,0.15,0.06,1.26,98.52,2.01,52.6,,,,,,,,,,,dh,Dacite of Mt. Helen,,LP,40° 28.45',121° 30.10',40.4742,-121.5017
LC84-563,RNW,48.56,17.86,1.52,7.75,9.12,9.17,11.04,2.77,0.14,0.93,0.10,0.16,0.12,100.53,0.99,67.8,4.2,230,96,23,72,1,135,92,40,204,bec,Tholeiitic basalt of Eagle Canyon,,VI,40° 32.33',121° 42.49',40.5388,-121.7082
LC84-569,RNW,49.58,17.57,1.45,7.39,8.69,8.71,10.74,2.89,0.36,0.99,0.17,0.15,0.03,100.45,1.00,67.8,9.7,420,161,24,100,4,144,87,39,255,b44,Tholeiitic basalt of Calif. Hwy 44,,SW,40° 38.03',121° 20.06',40.6338,-121.3343
LC84-571,RNW,56.10,17.92,1.44,5.20,6.50,5.08,7.73,3.75,1.41,0.87,0.37,0.12,0.44,99.33,1.28,63.5,27,583,564,20,157,10,,,,,ap,Andesite and basaltic andesite of Prospect Peak,,PP,40° 37.11',121° 19.03',40.6185,-121.3172
LC84-572,RNW,56.99,17.88,1.38,4.96,6.20,4.82,7.55,3.79,1.43,0.78,0.31,0.11,0.40,99.52,1.29,63.4,31,573,533,20,162,8,,,,,ap,Andesite and basaltic andesite of Prospect Peak,,PP,40° 35.54',121° 18.93',40.5923,-121.3155
LC84-574,CVF-B,53.22,17.34,1.68,6.04,7.55,6.66,8.11,3.64,1.50,1.27,0.41,0.13,0.09,99.88,1.13,66.3,32,628,552,24,167,12,117,45,56,163,bdt,Basalt of Twin Buttes,,PP,40° 34.56',121° 15.98',40.5760,-121.2663
LC84-575,CVF-B,55.82,17.56,1.46,5.26,6.58,5.56,7.52,3.76,1.52,1.04,0.37,0.11,0.36,99.65,1.18,65.3,34,562,567,21,154,10,,,,,mdb1,Unit 1 [Basaltic andesites of Black Butte],,PP,40° 33.89',121° 16.04',40.5648,-121.2673
LC84-587,LVC-BV,61.16,17.04,1.13,4.07,5.09,3.69,5.91,3.89,2.05,0.73,0.23,0.09,0.32,99.04,1.38,61.8,52,473,675,20,196,7,,,,,amd,Andesite of Mount Diller,,LP,40° 28.80',121° 31.88',40.4800,-121.5313
LC84-591,CVF-B,53.68,19.48,1.58,5.67,7.09,5.01,8.72,3.66,0.94,0.94,0.21,0.12,0.14,99.72,1.42,61.1,19,660,350,19,117,4,25,49,62,22,mdp,Basaltic andesite of Pole Spring Road,,PP,40° 36.79',121° 15.27',40.6131,-121.2543
LC84-593,CVF-B,53.57,20.24,1.45,5.21,6.51,4.88,9.25,3.59,0.82,0.74,0.14,0.11,0.36,99.88,1.33,62.6,20,703,305,18,102,4,28,42,52,34,md36,Basaltic andesite of section 36,,PP,40° 35.81',121° 15.12',40.5968,-121.2520
LC84-594,CVF-B,56.12,17.39,1.47,5.29,6.61,5.60,7.31,3.82,1.47,1.03,0.37,0.12,0.27,99.47,1.18,65.4,35,572,560,23,157,11,,,,,mdb1,Unit 1 [Basaltic andesites of Black Butte],,BB,40° 33.26',121° 13.24',40.5544,-121.2206
LC84-596,CVF-C,52.19,17.67,1.79,6.43,8.04,6.77,8.87,3.49,1.14,1.12,0.40,0.13,0.35,99.18,1.19,65.2,21,607,522,21,138,8,106,81,59,147,bcb,Basalt of Cowboy Lake,,BB,40° 31.25',121° 10.68',40.5208,-121.1780
LC84-597,CVF-P,52.21,18.62,1.70,6.13,7.67,5.25,9.40,3.78,1.14,1.15,0.48,0.13,<0.01,99.51,1.46,60.4,25,784,530,21,163,11,46,57,69,46,bpc3,Unit 3 [Basalts of Pine Creek],,BB,40° 32.80',121° 08.37',40.5467,-121.1395
LC84-599,CVF-P,52.42,17.94,1.72,6.20,7.75,5.67,9.59,3.63,1.07,1.16,0.47,0.13,0.32,99.88,1.37,62.0,22,776,498,21,157,11,47,64,71,71,bpc1,Unit 1 [Basalts of Pine Creek],,BB,40° 32.02',121° 07.95',40.5337,-121.1325
LC84-600,LVC-BV,67.99,15.96,0.69,2.49,3.11,1.01,3.24,4.50,3.00,0.80,0.27,0.05,0.71,99.26,3.08,42.0,81,341,886,31,221,9,,,,,dt,Dacite of Twin Meadows,,RP,40° 27.24',121° 29.08',40.4541,-121.4847
LC84-601,LVC-BV,62.98,16.58,1.08,3.90,4.87,3.04,5.22,3.87,2.29,0.75,0.21,0.07,0.86,98.71,1.60,58.2,61,429,685,23,196,10,,,,,amd,Andesite of Mount Diller,,RP,40° 27.30',121° 29.51',40.4550,-121.4918
LC84-602,LVC-BV,59.79,17.42,1.21,4.36,5.45,3.59,6.73,3.53,2.17,0.81,0.28,0.10,1.66,98.65,1.52,59.4,57,595,658,24,179,5,,,,,amc,Andesites of Mill Canyon,,RP,40° 27.05',121° 29.91',40.4508,-121.4985
LC84-605,LVC-BV,59.38,16.85,1.28,4.63,5.78,3.86,6.93,3.86,1.90,0.89,0.33,0.09,0.18,99.03,1.50,59.8,46,619,691,23,176,9,,,,,amc,Andesites of Mill Canyon,,LP,40° 26.14',121° 30.41',40.4357,-121.5068
LC84-613,LVC-BV,59.59,17.20,1.25,4.49,5.61,3.78,6.76,3.80,1.94,0.82,0.27,0.10,0.76,99.34,1.48,60.0,46,579,637,21,173,6,,,,,amc,Andesites of Mill Canyon,,LP,40° 26.90',121° 30.42',40.4483,-121.5070
LC84-616,LVC-BV,60.45,17.04,1.17,4.20,5.25,3.63,6.66,3.59,2.13,0.77,0.25,0.10,1.05,99.05,1.45,60.6,51,559,643,21,174,6,,,,,amc,Andesites of Mill Canyon,,LP,40° 27.14',121° 30.25',40.4523,-121.5042
LC84-632,LVC-E,53.26,19.35,1.66,5.98,7.48,4.96,10.27,2.77,0.81,0.71,0.09,0.14,0.08,100.93,1.51,59.6,13,584,176,19,74,4,,,,,rcd,Dome D [Rhyodacite of Chaos Crags],mafic inclusion,MZ,40° 31.55',121° 31.31',40.5258,-121.5218
LC84-634,LVC-E,61.39,17.77,1.16,4.17,5.22,1.91,4.50,4.93,2.66,0.91,0.47,0.12,0.19,99.49,2.73,44.9,57,466,868,25,229,22,,,,,rcc,Dome C [Rhyodacite of Chaos Crags],mafic inclusion,MZ,40° 31.63',121° 31.32',40.5272,-121.5220
LC84-635,LVC-E,57.91,18.17,1.43,5.13,6.41,3.91,8.04,3.27,1.26,0.63,0.11,0.13,0.44,100.20,1.64,57.6,29,511,349,18,104,5,,,,,rce,Dome E [Rhyodacite of Chaos Crags],mafic inclusion,MZ,40° 31.66',121° 31.21',40.5277,-121.5202
LC84-637,LVC-E,57.10,18.43,1.54,5.55,6.93,3.78,8.15,3.37,1.08,0.74,0.13,0.13,0.24,100.37,1.84,54.8,22,547,294,22,105,6,,,,,rce,Dome E [Rhyodacite of Chaos Crags],mafic inclusion,MZ,40° 31.63',121° 31.22',40.5272,-121.5203
LC84-646,LVC-B,67.03,15.67,0.82,2.96,3.69,2.11,4.24,3.98,2.49,0.50,0.14,0.07,0.23,99.24,1.75,56.0,66,434,752,17,149,7,,,,,dmz,Dacite of upper Manzanita Creek,,MZ,40° 30.39',121° 31.27',40.5065,-121.5212
LC84-648,LVC-E,63.46,16.75,1.00,3.61,4.51,2.94,5.77,3.89,1.88,0.50,0.12,0.08,0.34,99.51,1.54,59.2,46,470,527,15,109,4,,,,,dl,Dome [Dacite of Lassen Peak],collected from talus,MZ,40° 30.08',121° 30.79',40.5013,-121.5132
LC85-655,CVF-CL,51.18,17.96,1.84,6.64,8.30,5.61,9.18,3.86,1.29,1.86,0.44,0.14,0.09,100.21,1.48,60.1,22.0,594,385,25,173,20,60,52,44,,bl22,Basalt of hill 2232,,BB,40° 34.81',121° 13.01',40.5802,-121.2168
LC85-659,CVF-P,53.15,19.02,1.69,6.07,7.58,4.53,8.94,3.91,1.08,1.08,0.41,0.13,0.02,99.83,1.67,57.1,26,765,546,21,152,7,,,,,bb12,Unit 12 [Basalts and basaltic andesites of Bogard Buttes],,BB,40° 35.20',121° 09.82',40.5867,-121.1637
LC85-660,CVF-P,52.85,18.69,1.69,6.07,7.59,4.90,9.30,3.80,1.08,1.08,0.41,0.13,0.22,100.01,1.55,59.0,22,777,518,21,144,6,40,62,69,34,bb8,Unit 8 [Basalts and basaltic andesites of Bogard Buttes],,BB,40° 34.80',121° 09.70',40.5800,-121.1617
LC85-662,CVF-P,52.82,18.78,1.68,6.06,7.57,4.83,9.36,3.86,0.98,1.08,0.41,0.13,0.21,100.07,1.57,58.7,24,776,536,24,150,8,,,,,bb9,Unit 9 [Basalts and basaltic andesites of Bogard Buttes],,BB,40° 34.21',121° 08.50',40.5702,-121.1417
LC85-663,CVF-P,51.51,18.41,1.75,6.30,7.87,6.08,10.46,3.32,0.71,1.04,0.27,0.15,0.22,99.93,1.29,63.2,12,431,324,24,113,6,67,89,53,150,bs3,Unit 3 [Basalts of Stephens Campground],,BB,40° 33.19',121° 09.59',40.5532,-121.1598
LC85-665,CVF-P,51.36,18.16,1.77,6.36,7.95,6.53,10.39,3.27,0.72,1.02,0.27,0.15,0.19,99.66,1.22,64.6,14,406,304,23,112,6,86,81,55,199,bs3,Unit 3 [Basalts of Stephens Campground],,BB,40° 33.35',121° 10.31',40.5558,-121.1718
LC85-668,LVC-BV,56.92,16.81,1.53,5.49,6.86,4.88,7.61,3.62,1.58,1.10,0.33,0.12,0.67,99.16,1.41,61.3,35,525,563,23,168,6,,,,,ad,"Andesites of Diller sequence, undivided",,VI,40° 31.33',121° 40.81',40.5222,-121.6802
LC85-670,RNW-T,56.45,17.74,1.44,5.19,6.49,5.06,8.17,3.54,1.26,0.80,0.24,0.11,0.69,99.61,1.28,63.5,30,526,536,19,123,5,,,,,mtb,Basaltic andesite of Bear Wallow Butte,,TH,40° 38.73',121° 32.24',40.6456,-121.5374
LC85-671,CVF-P,51.35,17.02,1.88,6.76,8.45,8.05,9.14,3.14,1.02,1.19,0.30,0.15,0.34,99.92,1.05,68.0,16.8,487,371,22,130,10,172,68,57,295,br5,Unit 5 [Basalt of Robbers Spring],,PL,40° 38.75',121° 09.83',40.6458,-121.1638
LC85-677,RNW,51.17,16.82,1.90,6.85,8.56,7.53,8.78,3.58,1.26,1.58,0.37,0.15,<0.01,100.45,1.14,66.2,19.3,521,408,24,158,19,128,33,48,227,bct,Basalt of Cherry Thicket,,VI,40° 33.16',121° 40.05',40.5527,-121.6675
LC85-694,LVC-BV,57.91,16.94,1.44,5.18,6.48,4.51,7.62,3.55,1.64,0.86,0.23,0.12,0.39,99.01,1.44,60.8,43,437,589,24,154,6,,,,,amc,Andesites of Mill Canyon,,LP,40° 25.54',121° 31.20',40.4257,-121.5200
LC85-695,LVC-BV,60.09,16.72,1.25,4.49,5.62,3.93,6.78,3.68,1.90,0.79,0.26,0.10,0.92,99.00,1.43,60.9,47,526,625,21,167,6,,,,,amc,Andesites of Mill Canyon,,LP,40° 25.08',121° 31.04',40.4180,-121.5173
LC85-698,LVC-BV,56.68,15.50,1.44,5.19,6.49,7.60,8.62,3.10,0.95,0.64,0.15,0.12,0.32,99.75,0.85,72.3,22,586,312,17,115,3,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.92',121° 30.80',40.4153,-121.5133
LC85-699,LVC-BV,56.84,17.49,1.47,5.29,6.62,4.89,7.20,3.89,1.55,0.96,0.32,0.12,1.35,98.75,1.35,62.2,37,529,570,21,157,8,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.98',121° 30.83',40.4163,-121.5138
LC85-702,LVC-BV,59.05,17.26,1.28,4.62,5.77,4.11,7.33,3.78,1.41,0.83,0.23,0.09,0.61,99.39,1.40,61.3,37,619,479,20,150,3,,,,,amc,Andesites of Mill Canyon,,LP,40° 25.09',121° 30.71',40.4182,-121.5118
LC85-703,LVC-BV,60.36,16.86,1.24,4.46,5.57,3.53,6.58,3.84,1.95,0.82,0.28,0.09,0.38,99.38,1.58,58.6,52,517,688,19,174,7,,,,,amc,Andesites of Mill Canyon,,LP,40° 25.17',121° 30.69',40.4195,-121.5115
LC85-704,LVC-BV,57.36,16.94,1.51,5.44,6.80,3.92,7.73,3.91,1.58,1.12,0.38,0.11,0.45,99.61,1.73,56.2,41,616,667,23,171,8,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.85',121° 30.77',40.4142,-121.5128
LC85-706,LVC-BV,57.47,16.89,1.46,5.27,6.58,5.08,7.25,3.68,1.62,0.88,0.28,0.11,1.12,98.71,1.30,63.2,43,432,588,25,158,10,,,,,amc,Andesites of Mill Canyon,,LP,40° 25.70',121° 31.20',40.4283,-121.5200
LC85-715,LVC-E,53.61,18.91,1.70,6.13,7.67,5.08,10.16,2.71,0.77,0.69,0.08,0.14,0.15,100.10,1.51,59.6,12,585,172,15,68,3,23,45,48,42,pc,Pumiceous pyroclastic-flow and fall deposits [Rhyodacite of Chaos Crags],mafic inclusion in lithic block of Dome A,MZ,40° 30.72',121° 30.61',40.5120,-121.5102
LC85-717,LVC-E,53.54,18.91,1.69,6.10,7.62,5.15,10.31,2.74,0.65,0.70,0.07,0.14,0.16,100.61,1.48,60.1,12,582,179,14,70,2,23,47,44,36,rcb,Dome B [Rhyodacite of Chaos Crags],mafic inclusion collected from talus,MZ,40° 30.69',121° 31.55',40.5115,-121.5258
LC85-726,LVC-BV,60.98,17.48,1.07,3.85,4.81,3.39,6.38,3.97,1.93,0.67,0.21,0.08,0.37,99.97,1.42,61.1,48,563,596,22,171,7,,,,,ad,"Andesites of Diller sequence, undivided",,WP,40° 30.26',121° 27.86',40.5043,-121.4643
LC85-727,LVC-TY,66.24,15.93,0.84,3.03,3.78,2.37,4.47,4.09,2.36,0.47,0.13,0.07,0.64,99.51,1.60,58.2,62,394,647,16,125,5,,,,,p2,"Pumice-fall deposit, May 22 [Deposits of the 1914–1917 eruption of Lassen Peak]","light dacite (Clynne, 1999)",WP,40° 30.03',121° 29.73',40.5005,-121.4955
LC85-734,RSE,48.47,17.70,1.60,8.15,9.59,8.81,11.46,2.47,0.15,0.92,0.09,0.18,0.88,100.35,1.09,65.8,3,200,101,24,80,5,84,44,50,280,bmc,Tholeiitic basalts of Mill Creek Plateau,,CM,40° 17.66',121° 25.14',40.2943,-121.4190
LC85-735,RSE,48.61,17.47,1.60,8.17,9.61,8.76,11.08,2.91,0.16,0.97,0.09,0.17,0.20,101.09,1.10,65.7,2.8,215,93,25,77,2,152,115,55,212,bic,Tholeiitic basalt of Ice Cave Mountain,,CM,40° 21.09',121° 24.92',40.3515,-121.4153
LC85-736,RSE,49.05,17.61,1.55,7.92,9.31,7.75,11.24,3.07,0.31,1.08,0.24,0.17,<0.01,101.39,1.20,63.6,5,381,145,21,97,4,107,74,57,142,bbz,Tholeiitic basalts of Buzzard Springs,,CM,40° 21.77',121° 24.95',40.3628,-121.4158
LC85-740,LVC-BV,58.20,18.63,1.35,4.85,6.07,3.35,8.02,3.53,1.13,0.68,0.15,0.10,<0.01,100.37,1.81,55.1,26,782,375,18,118,2,,,,,amc,Andesites of Mill Canyon,,WP,40° 31.46',121° 28.85',40.5244,-121.4809
LC85-741,RNW,54.53,16.64,1.44,5.20,6.50,7.55,9.51,3.15,0.76,0.86,0.24,0.11,0.34,100.33,0.86,72.1,14.4,1010,306,17,126,6,125,63,52,232,meh,Basaltic andesite of Eskimo Hill,,MZ,40° 33.26',121° 34.86',40.5543,-121.5810
LC85-743,RNW,58.76,16.14,1.29,4.65,5.81,5.90,8.29,3.27,0.66,0.75,0.18,0.10,0.05,100.25,0.99,69.3,11.9,1020,255,15,111,1,93,52,49,148,mrd,Basaltic andesite and andesite of Red Lake Mountain,,MZ,40° 34.23',121° 35.91',40.5705,-121.5985
LC85-748,LVC-TO,57.70,16.60,1.33,4.78,5.98,6.07,8.38,3.30,1.10,0.53,0.11,0.10,<0.01,100.53,0.98,69.4,26,662,297,15,97,2,,,,,arp,Andesite of Raker Peak,,WP,40° 31.61',121° 27.17',40.5268,-121.4528
LC85-760,RNW,48.25,17.57,1.61,8.20,9.65,8.53,11.32,2.94,0.19,1.10,0.11,0.18,<0.01,101.64,1.13,64.9,4.0,285,104,27,84,3,138,124,44,164,bhc,Hat Creek Basalt (tholeiitic) ,,OS,40° 38.93',121° 25.16',40.6488,-121.4193
LC85-764,LVC-BV,59.36,17.29,1.29,4.63,5.78,3.95,6.74,3.87,1.79,0.78,0.21,0.10,0.10,100.57,1.47,60.3,46,522,617,23,162,7,,,,,ar,Andesite of Rice Creek,,RP,40° 26.23',121° 28.02',40.4372,-121.4670
LC85-767A,LVC-BV,54.64,19.11,1.60,5.77,7.21,5.10,7.98,3.36,1.24,0.89,0.18,0.13,0.25,101.12,1.42,61.2,24,603,439,21,142,8,,,,,amd,Andesite of Mount Diller,mafic inclusion in and of Mt Diller collected from till,RP,40° 26.31',121° 29.42',40.4385,-121.4903
LC85-767D,LVC-BV,55.70,18.50,1.58,5.68,7.10,4.93,7.63,3.51,1.24,0.91,0.19,0.12,1.18,99.56,1.44,60.7,31,546,534,23,149,6,,,,,amd,Andesite of Mount Diller,mafic inclusion in and of Mt Diller collected from till,RP,40° 26.31',121° 29.42',40.4385,-121.4903
LC85-769,LVC-B,70.97,14.80,0.56,2.01,2.52,0.99,2.41,4.06,3.57,0.45,0.13,0.05,0.15,98.86,2.53,46.8,,,,,,,,,,,rmc,Rhyodacite of Mount Conard,,RP,40° 25.90',121° 29.52',40.4316,-121.4921
LC85-771,LVC-BV,59.65,17.16,1.29,4.65,5.82,3.83,6.58,3.80,1.93,0.79,0.21,0.10,0.21,100.76,1.52,59.5,50,486,654,25,169,8,,,,,ar,Andesite of Rice Creek,,RP,40° 26.44',121° 29.07',40.4407,-121.4845
LC85-774,LVC-BV,59.83,17.21,1.20,4.34,5.42,3.77,6.90,3.77,1.90,0.76,0.22,0.09,0.95,99.26,1.44,60.7,45,518,634,22,165,7,,,,,amc,Andesites of Mill Canyon,,RP,40° 25.51',121° 29.47',40.4252,-121.4912
LC85-781,LVC-BV,62.27,16.84,1.11,3.98,4.97,2.94,5.95,3.49,2.53,0.65,0.16,0.08,1.14,99.03,1.69,56.8,67,422,779,22,155,7,,,,,ad,"Andesites of Diller Sequence, undivided",,MZ,40° 32.94',121° 32.13',40.5490,-121.5355
LC85-783,LVC-BV,64.10,16.30,1.02,3.68,4.60,2.20,4.79,4.60,2.20,0.75,0.26,0.09,0.64,99.16,2.09,51.5,51,417,824,28,207,10,,,,,amc,Andesites of Mill Canyon,,LP,40° 27.86',121° 33.69',40.4643,-121.5615
LC85-787,LVC-BV,54.76,17.62,1.61,5.80,7.25,4.48,8.85,3.72,1.43,1.17,0.44,0.13,0.92,99.99,1.62,57.9,30,736,531,20,156,7,,,,,amc,Andesites of Mill Canyon,,LP,40° 27.65',121° 33.15',40.4608,-121.5525
LC86-806,RSE,49.64,17.71,1.59,8.12,9.55,7.16,10.91,3.13,0.26,1.15,0.16,0.17,<0.01,100.82,1.33,61.1,1,299,144,24,101,2,80,88,54,150,bbz,Tholeiitic basalts of Buzzard Springs,,CM,40° 22.24',121° 25.01',40.3707,-121.4168
LC86-810,RNW,49.53,18.35,1.37,6.97,8.19,7.52,11.83,3.01,0.22,0.94,0.10,0.16,<0.02,100.50,1.09,65.8,,,,,,,,,,,bhc,Hat Creek Basalt (tholeiitic) ,,OS,40° 40.81',121° 25.41',40.6802,-121.4235
LC86-828,CVF-P,51.37,17.83,1.72,6.19,7.74,7.75,10.37,2.77,0.62,1.01,0.22,0.14,0.85,99.96,1.00,69.0,13.1,1060,304,20,119,7,94,72,48,208,bp2,Unit 2 [Basalts of Poison Butte],,PL,40° 40.68',121° 12.85',40.6780,-121.2142
LC86-829,CVF-P,51.51,17.24,1.63,5.87,7.33,9.20,10.42,2.57,0.61,0.71,0.12,0.13,0.18,100.44,0.80,73.7,6.5,239,187,15,75,2,158,90,46,401,bg4,Unit 4 [Basalts of old railroad grade],,PL,40° 39.08',121° 13.60',40.6513,-121.2267
LC86-831,CVF-B,52.81,17.00,1.76,6.32,7.90,7.09,8.26,3.41,1.50,1.32,0.40,0.13,<0.01,100.69,1.11,66.7,38.1,588,568,24,173,10,113,45,74,214,bdt,Basalt of Twin Buttes,,PL,40° 37.60',121° 13.67',40.6267,-121.2278
LC86-832,CVF-B,52.88,17.12,1.74,6.28,7.85,6.88,8.30,3.41,1.51,1.32,0.41,0.14,0.06,100.55,1.14,66.1,37,607,563,23,172,11,,,,,bdt,Basalt of Twin Buttes,,BB,40° 37.23',121° 13.06',40.6205,-121.2177
LC86-834,CVF-P,49.38,16.59,1.96,7.05,8.81,10.46,10.06,2.68,0.53,0.92,0.22,0.16,0.03,100.22,0.84,72.6,14.6,409,262,19,100,6,203,87,64,397,bc1,Unit 1 [Basalts of Cone Lake Road],,BB,40° 34.48',121° 11.05',40.5747,-121.1842
LC86-836,CVF-P,49.29,17.16,1.94,7.00,8.75,9.31,10.68,2.75,0.53,0.95,0.24,0.16,<0.01,101.01,0.94,70.3,,,,,,,,,,,bc2,Unit 2 [Basalts of Cone Lake Road],,BB,40° 33.83',121° 10.31',40.5638,-121.1718
LC86-838,CVF-TU,56.32,18.94,1.50,5.39,6.74,4.13,7.81,3.76,1.08,0.78,0.18,0.11,0.41,100.38,1.63,57.7,23,616,399,17,118,4,,,,,mtt,Basaltic andesite of Turnaround Lake,,RC,40° 29.07',121° 12.79',40.4845,-121.2132
LC86-839,CVF-R,59.91,16.90,1.29,4.64,5.80,4.15,6.67,3.41,1.93,0.72,0.27,0.10,0.68,99.32,1.40,61.4,40,467,728,22,171,7,,,,,arr,Andesite of Red Cinder,,RC,40° 29.34',121° 13.59',40.4890,-121.2265
LC86-841,CVF-TU,55.65,19.09,1.49,5.37,6.72,4.47,8.30,3.63,0.99,0.74,0.15,0.11,0.35,100.14,1.50,59.7,20,603,358,17,105,4,,,,,mtt,Basaltic andesite of Turnaround Lake,,BB,40° 30.58',121° 12.94',40.5097,-121.2157
LC86-843,CVF-C,54.69,19.04,1.56,5.62,7.03,4.95,8.50,3.47,1.08,0.80,0.16,0.12,0.19,99.35,1.42,61.1,24,644,348,18,106,5,,,,,mcj,Basaltic andesite of Jewel Lake,,BB,40° 30.29',121° 11.34',40.5048,-121.1890
LC86-844,CVF-C,54.55,18.98,1.56,5.60,7.01,5.01,8.62,3.54,1.07,0.79,0.16,0.12,0.10,100.71,1.40,61.4,21,654,344,16,104,4,,,,,mcj,Basaltic andesite of Jewel Lake,,BB,40° 30.08',121° 10.84',40.5013,-121.1806
LC86-845,CVF-CL,54.45,18.08,1.64,5.91,7.39,5.59,8.65,3.35,1.04,0.89,0.26,0.13,0.34,100.20,1.32,62.8,20,508,457,21,129,7,,,,,ml18,Basaltic andesite of hill 1868,,PL,40° 39.13',121° 12.57',40.6522,-121.2095
LC86-847,CVF-P,52.84,17.72,1.64,5.90,7.37,6.45,9.37,3.22,1.30,1.00,0.43,0.13,0.44,100.00,1.14,66.1,22.7,805,1044,26,162,7,,,,,bp6,Unit 6 [Basalts of Poison Butte],,PL,40° 39.07',121° 11.01',40.6512,-121.1835
LC86-848,CVF-P,52.42,19.15,1.68,6.03,7.54,5.33,9.37,3.55,0.98,1.00,0.36,0.13,0.04,99.86,1.41,61.2,,,,,,,,,,,bb5,Unit 5 [Basalts and basaltic andesites of Bogard Buttes],,BB,40° 36.87',121° 09.91',40.6145,-121.1652
LC86-849,CVF-P,51.39,17.66,1.81,6.52,8.15,6.94,9.93,3.19,0.87,1.22,0.33,0.15,<0.01,100.94,1.17,65.5,17,500,352,24,135,12,,,,,bs5,Unit 5 [Basalts of Stephens Campground],,BB,40° 36.82',121° 10.04',40.6137,-121.1673
LC86-865,DVC,74.97,13.71,0.33,1.19,1.49,0.45,1.45,3.66,3.93,0.23,0.05,0.03,0.56,98.53,3.33,40.1,,,,,,,,,,,rd3,"Rhyolites of Dittmar Volcanic Center, Stage 3",,RP,40° 28.74',121° 24.87',40.4790,-121.4145
LC86-869,DVC,71.55,14.94,0.52,1.86,2.32,1.03,2.76,4.00,2.84,0.35,0.10,0.05,1.30,97.90,2.25,49.8,,,,,,,,,,,rd3,"Rhyolites of Dittmar Volcanic Center, Stage 3",,RP,40° 28.57',121° 22.94',40.4761,-121.3823
LC86-872A,DVC,70.95,15.32,0.51,1.84,2.30,0.87,3.01,4.34,2.66,0.34,0.10,0.05,0.91,99.43,2.66,45.6,77,353,866,19,157,7,,,,,rd3,"Rhyolites of Dittmar Volcanic Center, Stage 3",,MH,40° 27.86',121° 22.50',40.4644,-121.3749
LC86-872B,DVC,53.89,20.84,1.34,4.82,6.02,4.05,8.22,3.87,1.46,1.02,0.35,0.15,2.78,97.95,1.49,60.0,32,625,543,33,155,11,,,,,rd3,"Rhyolites of Dittmar Volcanic Center, Stage 3",mafic inclusion,MH,40° 27.84',121° 22.47',40.4640,-121.3745
LC86-879,LVC-R,65.72,16.97,0.76,2.74,3.42,1.81,4.66,4.42,2.26,0.45,0.15,0.06,1.62,98.14,1.89,54.1,56,712,832,16,140,6,,,,,dbl,Dacite of Bench Lake,,RP,40° 27.58',121° 25.55',40.4597,-121.4258
LC86-883,LVC-B,64.95,16.19,0.87,3.14,3.92,2.84,5.05,4.02,2.23,0.49,0.16,0.07,1.98,98.58,1.38,61.7,52,485,756,17,148,6,,,,,dsc,Dacite of Summit Creek,,RP,40° 28.03',121° 24.72',40.4672,-121.4120
LC86-886,DVC,60.58,17.26,1.12,4.03,5.04,3.28,6.26,4.08,2.29,0.70,0.32,0.08,0.65,98.33,1.54,59.2,64,738,842,20,173,7,,,,,ad2,"Andesites of Dittmar Volcanic Center, Stage 2, undivided",,MH,40° 28.66',121° 18.34',40.4777,-121.3057
LC86-891,LVC-TY,60.39,16.78,1.16,4.17,5.22,3.82,6.70,3.93,1.86,0.84,0.25,0.09,0.65,99.98,1.37,62.0,44,574,584,18,160,9,,,,,ac,Andesite of Crater Butte,,MH,40° 28.87',121° 19.90',40.4812,-121.3317
LC86-901,LVC-BV,58.58,17.28,1.31,4.72,5.90,4.56,7.14,3.85,1.40,0.83,0.22,0.10,0.65,100.05,1.29,63.2,33,617,453,21,147,3,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.03',121° 31.29',40.4005,-121.5215
LC86-910,LVC-BV,61.21,16.69,1.19,4.28,5.35,3.64,5.96,3.55,2.38,0.76,0.23,0.10,1.43,99.31,1.47,60.2,55,440,676,23,181,8,,,,,amd,Andesite of Mount Diller,,LP,40° 27.73',121° 30.85',40.4622,-121.5142
LC86-913,LVC-TY,61.63,16.62,1.14,4.11,5.14,3.49,6.59,3.74,1.79,0.63,0.16,0.09,0.93,99.10,1.47,60.2,,,,,,,,,,,ah,Andesite of Hat Mountain,,PP,40° 30.43',121° 21.97',40.5072,-121.3662
LC86-920,LVC-TY,55.71,17.87,1.44,5.20,6.50,4.86,8.69,3.47,1.30,1.01,0.33,0.11,0.54,100.19,1.34,62.5,28,807,490,19,146,3,,,,,ac,Andesite of Crater Butte,mafic inclusion,MH,40° 29.42',121° 21.16',40.4903,-121.3527
LC86-921,LVC-TY,64.99,16.10,0.86,3.09,3.86,2.58,5.19,3.98,2.33,0.60,0.21,0.07,1.25,99.12,1.50,59.8,63,527,717,17,145,7,,,,,ac,Andesite of Crater Butte,,MH,40° 29.42',121° 21.16',40.4903,-121.3527
LC86-922,LVC-TY,56.72,17.34,1.45,5.23,6.54,4.21,7.94,3.95,1.42,1.18,0.45,0.11,0.11,100.37,1.55,58.9,35,876,585,20,168,6,,,,,ac,Andesite of Crater Butte,,MH,40° 29.49',121° 21.16',40.4915,-121.3527
LC86-928,LVC-TY,54.44,16.58,1.63,5.88,7.35,6.85,7.61,3.82,1.43,1.24,0.39,0.12,<0.01,100.76,1.07,67.5,26,572,540,20,153,11,,,,,mfp,Basaltic andesite of Fairfield Peak,,PP,40° 31.38',121° 21.71',40.5230,-121.3618
LC86-930,CVF-R,53.25,17.78,1.66,5.98,7.47,6.31,8.82,3.68,1.07,1.03,0.29,0.13,<0.01,100.77,1.18,65.3,18,520,411,22,129,8,113,60,56,117,mrr,Basaltic andesite of Red Cinder,,MH,40° 29.70',121° 15.03',40.4951,-121.2506
LC86-931,CVF-R,52.08,16.79,1.65,5.92,7.40,8.85,9.62,3.09,0.84,0.84,0.20,0.13,0.10,100.70,0.84,72.7,15,405,309,17,98,7,165,60,56,482,brc,Basalt of Red Cinder Cone,,MH,40° 29.75',121° 15.21',40.4958,-121.2535
LC86-942,LVC-E,68.36,15.66,0.72,2.59,3.24,1.77,3.77,3.93,2.58,0.43,0.11,0.07,0.25,99.90,1.84,54.8,65,335,701,19,124,10,,,,,dl,Dome [Dacite of Lassen Peak],,LP,40° 29.79',121° 30.01',40.4965,-121.5002
LC86-942A,LVC-E,55.37,18.89,1.55,5.59,6.98,4.53,9.06,3.22,0.83,0.70,0.13,0.12,0.27,100.13,1.54,59.1,,,,,,,,,,,dl,Dome [Dacite of Lassen Peak],mafic inclusion,LP,40° 29.79',121° 30.01',40.4965,-121.5002
LC86-955A,LVC-TY,66.78,16.06,0.77,2.76,3.46,2.17,4.35,4.05,2.39,0.46,0.13,0.06,0.57,99.29,1.59,58.3,73,348,717,16,133,9,17,20,28,11,p2,"Pumice-fall deposit, May 22 [Deposits of the 1914–1917 eruption of Lassen Peak]","light dacite (Clynne, 1999)",RP,40° 29.83',121° 29.29',40.4972,-121.4882
LC86-957,LVC-E,68.29,15.66,0.69,2.49,3.11,1.70,3.67,4.04,2.80,0.47,0.14,0.06,1.05,99.27,1.83,54.9,74,354,790,23,161,7,,,,,rsf,Domes [Rhyodacite of Sunflower Flat],,MZ,40° 32.46',121° 31.09',40.5410,-121.5182
LC86-961,LVC-E,59.56,17.62,1.15,4.13,5.16,3.77,7.14,4.31,1.38,0.63,0.13,0.17,0.09,100.35,1.37,62.0,30,436,472,24,99,6,,,,,pcd,Lithic pyroclastic -flow deposit from partial collapse of Dome D [Rhyodacite of Chaos Crags],mafic inclusion,MZ,40° 31.61',121° 31.90',40.5268,-121.5317
LC86-962,LVC-E,69.77,15.46,0.58,2.09,2.61,1.31,3.44,4.17,2.67,0.34,0.11,0.06,0.25,99.84,2.00,52.7,71,328,748,19,132,7,,,, ,rcb,Dome B [Rhyodacite of Chaos Crags],clast in unit pcd,MZ,40° 31.65',121° 32.01',40.5274,-121.5334
LC86-975,LVC-E,65.77,16.44,0.83,2.97,3.71,2.35,4.95,3.95,2.11,0.43,0.12,0.07,0.16,99.46,1.58,58.5,,,,,,,,,,,dl,Dome [Dacite of Lassen Peak],collected from talus,LP,40° 28.95',121° 30.84',40.4825,-121.5140
LC86-988A,LVC-B,66.00,16.35,0.80,2.89,3.61,2.18,4.92,3.92,2.27,0.46,0.13,0.07,0.80,99.41,1.66,57.3,58,491,678,22,151,7,,,,,dmz,Dacite of upper Manzanita Creek,,MZ,40° 30.23',121° 31.49',40.5038,-121.5248
LC86-988B,LVC-B,59.86,16.84,1.41,5.07,6.34,3.86,7.08,3.55,1.36,0.63,0.22,0.12,0.35,99.12,1.64,57.5,,,,,,,,,,,dmz,Dacite of upper Manzanita Creek,mafic inclusion,MZ,40° 30.23',121° 31.49',40.5038,-121.5248
LC86-992,LVC-E,69.69,15.53,0.58,2.08,2.61,1.20,3.18,4.23,2.92,0.40,0.13,0.05,0.76,99.38,2.17,50.7,72,346,839,21,169,9,,,,,r27,Rhyodacite of section 27,,MZ,40° 30.26',121° 30.94',40.5043,-121.5157
LC86-997,LVC-B,69.42,15.69,0.57,2.07,2.59,1.29,3.33,4.22,2.82,0.39,0.13,0.06,0.80,99.04,2.01,52.5,73,356,797,22,155,6,,,,,rd,Rhyodacite of Dersch Meadows,,WP,40° 30.59',121° 27.71',40.5099,-121.4619
LC86-1011B,LVC-E,69.33,16.07,0.56,2.02,2.53,1.38,3.38,4.07,2.65,0.37,0.11,0.05,2.98,97.29,1.83,54.9,69,338,698,18,135,7,,,,,psf,Pumiceous pyroclastic-flow deposits [Rhyodacite of Sunflower Flat],,MZ,40° 33.50',121° 31.86',40.5583,-121.5310
LC86-1045,LVC-R,73.31,14.37,0.43,1.56,1.94,0.79,2.35,3.40,3.34,0.32,0.09,0.04,2.79,96.88,2.48,47.4,71,243,859,18,125,6,,,,,pr,Rockland tephra,,SH,40° 25.44',121° 58.98',40.4240,-121.9830
LC86-1052,LVC-R,72.34,14.69,0.48,1.72,2.15,0.81,2.50,3.71,3.27,0.34,0.09,0.05,2.59,97.50,2.64,45.7,76,263,819,18,133,7,,,,,pr,Rockland tephra,,MT,40° 26.00',121° 46.05',40.4333,-121.7675
LC86-1053,LVC-R,71.14,15.17,0.52,1.88,2.35,1.03,2.94,3.85,2.96,0.35,0.10,0.05,2.36,97.76,2.30,49.3,68,310,791,20,129,5,,,,,pr,Rockland tephra,,MT,40° 25.36',121° 46.54',40.4227,-121.7757
LC87-1081,CVF-R,51.98,16.56,1.73,6.23,7.78,9.31,9.19,2.87,0.86,0.92,0.21,0.14,<0.01,100.35,0.84,72.7,12,409,367,20,115,10,,,,,bra,Basalt of Ash Butte,,PP,40° 31.81',121° 16.11',40.5302,-121.2685
LC87-1090,CVF-P,51.50,17.33,1.78,6.41,8.02,7.15,9.55,3.24,1.16,1.22,0.50,0.14,0.13,99.94,1.12,66.5,,,,,,,,,,,br2,Unit 2 [Basalt of Robbers Spring],,BB,40° 35.15',121° 10.89',40.5858,-121.1815
LC87-1107,CVF-C,54.31,19.80,1.48,5.34,6.67,5.16,8.85,3.33,0.86,0.64,0.10,0.12,0.25,100.57,1.29,63.3,,,,,,,,,,,mce,Basaltic andesite of Eleanor Lake,,BB,40° 31.09',121° 11.58',40.5182,-121.1930
LC87-1121,CVF-B,55.92,17.37,1.50,5.41,6.77,5.55,7.46,3.69,1.51,1.08,0.38,0.12,0.56,100.21,1.22,64.6,,,,,,,,,,,mdb1,Unit 1 [Basaltic andesites of Black Butte],,BB,40° 32.38',121° 14.21',40.5397,-121.2368
LC87-1144,LVC-TY,59.00,15.08,1.24,4.48,5.60,7.56,7.14,3.08,1.66,0.53,0.13,0.10,<0.01,99.98,0.74,75.0,,,,,,,,,,,mp2,"Flow 2, Painted Dunes [Basaltic andesites of Cinder Cone]",,PP,40° 32.11',121° 17.81',40.5352,-121.2968
LC87-1153,DVC,57.23,17.04,1.47,5.28,6.60,5.01,8.72,3.14,1.22,0.63,0.12,0.13,0.45,100.35,1.32,62.8,,,,,,,,,,,Tad,"Andesites of Dittmar Volcanic Center, Stage 1, undivided",,MH,40° 29.69',121° 17.10',40.4948,-121.2850
LC87-1159,LVC-TY,57.07,16.19,1.38,4.98,6.22,6.74,7.67,3.32,1.55,0.80,0.19,0.12,0.19,100.61,0.92,70.7,,,,,,,,,,,mf1,"Flow 1, Fantastic Lava Beds [Basaltic andesites of Cinder Cone]",,PP,40° 32.82',121° 17.63',40.5470,-121.2938
LC87-1160,LVC-TY,56.33,16.44,1.42,5.10,6.37,7.08,7.98,3.23,1.39,0.75,0.17,0.12,0.09,100.33,0.90,71.2,,,,,,,,,,,mf2,"Flow 2, Fantastic Lava Beds [Basaltic andesites of Cinder Cone]",,PP,40° 32.79',121° 17.67',40.5465,-121.2945
LC87-1166,CVF-R,53.04,18.11,1.72,6.19,7.74,5.86,7.99,3.71,1.48,1.31,0.44,0.14,<0.01,100.61,1.32,62.8,,,,,,,,,,,mrc,Basaltic andesite Red Cinder Cone,,PP,40° 30.36',121° 15.68',40.5060,-121.2613
LC87-1175,RNW,59.85,17.29,1.23,4.42,5.53,4.17,6.84,3.79,1.46,0.66,0.20,0.09,<0.01,100.57,1.33,62.7,,,,,,,,,,,a22,Andesite of section 22,,PP,40° 31.81',121° 17.59',40.5302,-121.2931
LC87-1181,LVC-BV,62.82,17.34,0.94,3.39,4.24,2.92,5.55,3.88,2.13,0.75,0.22,0.06,0.74,99.55,1.45,60.6,,,,,,,,,,,amd,Andesite of Mount Diller,unmapped small plug of amd in amc,LP,40° 27.18',121° 33.43',40.4530,-121.5572
LC87-1186,LVC-BV,61.98,16.72,1.13,4.07,5.08,3.60,6.16,3.48,1.97,0.62,0.19,0.09,1.50,98.54,1.41,61.2,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 27.04',121° 33.44',40.4507,-121.5573
LC87-1191,LVC-BV,56.47,17.24,1.50,5.40,6.75,4.34,8.29,3.72,1.45,1.07,0.40,0.11,0.44,99.76,1.56,58.9,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 28.09',121° 34.20',40.4682,-121.5700
LC87-1193,LVC-BV,61.91,17.56,1.02,3.66,4.58,3.15,6.40,3.81,1.59,0.63,0.20,0.07,0.05,100.07,1.45,60.5,,,,,,,,,,,amd,Andesite of Mount Diller,,LP,40° 28.04',121° 33.73',40.4673,-121.5622
LC87-1194,LVC-BV,63.88,16.91,0.95,3.43,4.28,2.26,5.08,4.28,2.14,0.70,0.28,0.08,1.44,98.52,1.89,54.1,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 27.84',121° 33.77',40.4640,-121.5628
LC87-1194A,LVC-BV,57.06,17.77,1.36,4.89,6.11,4.26,8.57,3.52,1.37,0.77,0.30,0.11,1.33,99.02,1.43,60.8,,,,,,,,,,,amc,Andesites of Mill Canyon,mafic inclusion,LP,40° 27.84',121° 33.77',40.4640,-121.5628
LC87-1195,LVC-BV,65.33,16.66,0.88,3.18,3.98,1.76,4.46,4.54,2.18,0.68,0.25,0.07,0.47,99.39,2.27,49.6,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 27.91',121° 34.30',40.4652,-121.5717
LC87-1203,LVC-TY,63.22,17.70,0.92,3.33,4.16,2.77,5.92,3.88,1.53,0.51,0.14,0.07,0.91,99.22,1.50,59.7,46,843,456,22,139,6,,,,,ae,Andesite of Eagle Peak,,LP,40° 28.42',121° 31.07',40.4737,-121.5178
LC87-1204,LVC-E,71.59,15.02,0.47,1.70,2.13,0.94,2.69,4.20,2.91,0.33,0.10,0.05,2.07,97.41,2.27,49.5,86,333,837,21,150,12,,,,,pe,Pumiceous pyroclastic-flow deposits [Rhyodacite of Eagle Peak],,LP,40° 28.37',121° 31.19',40.4728,-121.5198
LC87-1205A,LVC-E,56.98,18.42,1.28,4.61,5.77,4.50,8.39,3.48,1.24,0.81,0.19,0.09,0.83,99.32,1.28,63.5,,,,,,,,,,,re,Dome and flow [Rhyodacite of Eagle Peak],mafic inclusion,LP,40° 28.70',121° 31.21',40.4783,-121.5202
LC87-1211,LVC-TY,64.37,16.52,0.93,3.37,4.21,2.88,5.08,3.94,2.15,0.54,0.14,0.08,0.09,99.64,1.46,60.4,62,434,623,21,135,10,,,,,d4,"Dacite dome, May 14–19 [Deposits of the 1914–1917 eruption of Lassen Peak]","black dacite (Clynne, 1999)",LP,40° 29.35',121° 30.44',40.4892,-121.5073
LC87-1211A,LVC-TY,58.31,18.00,1.31,4.70,5.88,4.45,7.34,3.57,1.40,0.67,0.14,0.10,0.06,100.50,1.32,62.8,48,538,426,22,114,6,,,,,d4,"Dacite dome, May 14–19 [Deposits of the 1914–1917 eruption of Lassen Peak]","mafic inclusion, black dacite (Clynne, 1999)",LP,40° 29.35',121° 30.44',40.4892,-121.5073
LC87-1214,LVC-E,69.80,15.36,0.58,2.10,2.63,1.32,3.22,4.18,2.86,0.41,0.11,0.05,0.89,98.51,1.99,52.9,81,365,841,24,169,11,,,,,r27,Rhyodacite of section 27,,MZ,40° 30.35',121° 30.18',40.5058,-121.5030
LC87-1230,LVC-B,65.68,16.27,0.88,3.18,3.98,2.25,4.81,3.87,2.31,0.52,0.15,0.07,0.19,99.92,1.77,55.8,,,,,,,,,,,dc,Dacite of Crescent Crater,,WP,40° 30.44',121° 29.40',40.5073,-121.4900
LC87-1236,LVC-R,72.48,14.33,0.52,1.86,2.33,1.06,2.46,3.68,3.07,0.38,0.12,0.05,3.60,95.81,2.20,50.3,78,263,856,19,145,7,,,,,pr,Rockland tephra,,MT,40° 26.22',121° 51.69',40.4370,-121.8615
LC88-1250,LVC-R,74.67,14.16,0.32,1.14,1.42,0.36,1.85,3.64,3.46,0.25,0.10,0.04,2.99,96.15,3.91,36.3,,,,,,,,,,,pr,Rockland tephra, ,MT,40° 26.28',121° 51.63',40.4380,-121.8605
LC88-1267,RNW,53.74,16.37,1.50,5.40,6.75,8.74,10.25,2.81,0.48,0.50,0.08,0.12,0.03,100.15,0.77,74.2,4,597,137,10,61,7,,,,,mbx,Basaltic andesite of Box Canyon, ,WP,40° 36.93',121° 24.66',40.6155,-121.4110
LC88-1281,LVC-E,53.65,19.57,1.63,5.89,7.36,4.67,9.98,2.84,0.87,0.67,0.10,0.13,0.12,99.25,1.58,58.6,,,,,,,,,,,rcb,Dome B [Rhyodacite of Chaos Crags],"mafic inclusion, collected from talus",MZ,40° 31.40',121° 31.96',40.5233,-121.5327
LC88-1284A,LVC-E,53.57,18.87,1.77,6.38,7.97,4.75,9.66,2.98,1.00,0.78,0.11,0.14,0.36,99.82,1.68,57.0,14,554,160,17,71,4,16,30,71,36,pc,Pumiceous pyroclastic-flow and fall deposits [Rhyodacite of Chaos Crags],mafic inclusion,MZ,40° 32.57',121° 34.71',40.5428,-121.5785
LC88-1300,MVC,63.76,15.71,1.07,3.87,4.83,3.40,5.57,3.52,2.22,0.65,0.14,0.08,0.35,99.70,1.42,61.1,,,,,,,,,,,Tdm,"Dacites of Maidu Volcanic Center, Stage 2, undivided",,LY,40° 20.58',121° 40.80',40.3430,-121.6800
LC88-1322,RNW,48.21,17.47,1.57,8.02,9.43,9.43,11.18,2.74,0.13,0.99,0.10,0.16,<0.01,101.07,1.00,67.7,2,234,90,27,73,6,187,97,41,235,bec,Tholeiitic basalt of Eagle Canyon,,SH,40° 25.48',121° 59.01',40.4247,-121.9835
LC88-1327,CVF-C,53.72,19.65,1.56,5.61,7.02,5.28,9.16,3.37,0.75,0.67,0.10,0.12,0.14,100.39,1.33,62.6,,,,,,,,,,,mcm,Basaltic andesite of middle Caribou,,RC,40° 27.92',121° 10.62',40.4653,-121.1770
LC88-1329,CVF-C,50.21,16.23,2.06,7.43,9.29,7.26,9.16,3.76,1.43,1.73,0.58,0.14,<0.01,100.61,1.28,63.5,22.5,817,526,23,176,19,,,,,bcs,Basalt of South Caribou,,RC,40° 27.87',121° 10.68',40.4645,-121.1780
LC88-1331,CVF-C,54.97,19.99,1.46,5.25,6.56,4.19,8.74,3.54,0.98,0.67,0.11,0.11,<0.01,100.63,1.57,58.7,,,,,,,,,,,mcn5,Unit 5 [Basaltic andesites of North Caribou],,RC,40° 28.56',121° 10.77',40.4760,-121.1795
LC88-1332,CVF-C,56.89,18.66,1.50,5.40,6.75,3.96,7.66,3.79,1.16,0.71,0.13,0.12,0.15,100.26,1.70,56.7,,,,,,,,,,,mcn4,Unit 4 [Basaltic andesites of North Caribou],,RC,40° 28.94',121° 09.99',40.4823,-121.1665
LC88-1348,CVF-C,54.38,19.43,1.49,5.37,6.71,5.37,8.94,3.36,0.84,0.62,0.09,0.11,<0.01,100.44,1.25,64.1,,,,,,,,,,,mcn2,Unit 2 [Basaltic andesites of North Caribou],,RC,40° 28.93',121° 10.91',40.4822,-121.1818
LC88-1370,MVC,63.25,17.45,1.07,3.85,4.81,2.01,5.28,4.60,1.60,0.60,0.20,0.10,0.15,99.56,2.40,48.2,32,459,,21,134,,,,,,Tdm,"Dacites of Maidu Volcanic Center, Stage 2, undivided",,MN,40° 16.20',121° 34.64',40.2700,-121.5773
LC88-1372,MVC,64.08,16.25,0.97,3.51,4.39,2.89,5.50,3.84,2.16,0.58,0.14,0.08,0.34,99.48,1.52,59.4,53,411,,21,162,,,,,,Tdm,"Dacites of Maidu Volcanic Center, Stage 2, undivided",,MN,40° 16.12',121° 36.11',40.2687,-121.6018
LC88-1373,MVC,64.46,16.72,0.88,3.17,3.96,3.07,5.67,4.02,1.30,0.47,0.16,0.08,0.96,99.01,1.29,63.3,23,629,,16,117,,,,,,Tdm,"Dacites of Maidu Volcanic Center, Stage 2, undivided",,MN,40° 16.51',121° 36.18',40.2752,-121.6030
LC88-1375,MVC,57.47,17.34,1.32,4.75,5.93,5.25,8.69,3.19,1.05,0.68,0.15,0.11,0.60,99.70,1.13,66.4,15,754,,14,85,,,,,,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,MN,40° 17.52',121° 37.07',40.2920,-121.6178
LC88-1382,MVC,61.26,16.93,1.10,3.95,4.93,4.19,6.55,3.87,1.32,0.56,0.18,0.09,0.58,99.68,1.18,65.4,24,474,,16,110,,,,,,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,MN,40° 17.36',121° 33.95',40.2893,-121.5658
LC88-1386,MVC,55.84,14.80,1.44,5.19,6.49,9.84,8.23,2.74,1.22,0.48,0.11,0.12,1.20,99.24,0.66,77.2,31,344,,16,80,,,,,,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,MN,40° 20.61',121° 32.38',40.3435,-121.5397
LC88-1387,MVC,63.36,16.17,1.00,3.59,4.48,3.19,5.50,3.83,2.47,0.61,0.22,0.07,0.67,99.35,1.40,61.3,72,476,,21,151,,,,,,Tdm,"Dacites of Maidu Volcanic Center, Stage 2, undivided",,MN,40° 19.91',121° 31.57',40.3318,-121.5262
LC88-1392,MVC,75.12,13.37,0.28,1.01,1.27,0.44,1.33,3.60,4.54,0.25,0.04,0.02,2.86,96.55,2.91,43.3,129,129,,16,143,,,,,,rmp,Rhyolite of Mill Creek Plateau,,MN,40° 16.79',121° 31.90',40.2799,-121.5317
LC88-1393,MVC,59.08,15.38,1.35,4.85,6.06,6.44,7.14,3.15,1.72,0.67,0.12,0.10,0.57,99.38,0.94,70.3,41,331,,24,140,,,,,,Tdm,"Dacites of Maidu Volcanic Center, Stage 2, undivided",,MN,40° 15.25',121° 32.68',40.2542,-121.5447
LC88-1394,MVC,65.10,15.69,0.93,3.36,4.20,2.75,5.11,3.52,2.78,0.55,0.14,0.06,1.34,98.53,1.53,59.3,73,311,,25,155,,,,,,Tdm,"Dacites of Maidu Volcanic Center, Stage 2, undivided",,MN,40° 21.09',121° 33.01',40.3515,-121.5501
LC88-1402,RNW,48.10,17.90,1.58,8.03,9.45,8.75,11.40,2.72,0.17,1.08,0.10,0.17,<0.01,100.89,1.08,66.0,,,,,,,,,,,bhc,Hat Creek Basalt (tholeiitic) ,,OS,40° 40.55',121° 26.07',40.6758,-121.4345
LC88-1403,RNW,48.13,17.74,1.58,8.08,9.51,8.59,11.46,2.84,0.19,1.10,0.12,0.17,<0.01,101.25,1.11,65.5,,,,,,,,,,,bhc,Hat Creek Basalt (tholeiitic) ,,OS,40° 38.52',121° 25.59',40.6420,-121.4265
LC88-1408,LVC-TY,54.08,15.99,1.53,5.51,6.88,8.89,8.92,3.05,1.07,0.70,0.15,0.12,<0.01,100.65,0.77,74.2,,,,,,,,,,,mo,Old Bench flow [Basaltic andesites of Cinder Cone],,PP,40° 33.03',121° 18.67',40.5505,-121.3112
LC88-1410,LVC-TY,57.45,16.70,1.43,5.17,6.46,5.19,8.12,3.56,1.25,0.85,0.16,0.12,0.46,99.96,1.24,64.2,27,354,,21,108,,,,,,a74,Andesite of hill 7416,,PP,40° 36.79',121° 21.72',40.6132,-121.3620
LC88-1411,RNW-S,54.78,17.45,1.68,6.04,7.55,5.34,8.03,3.62,1.42,1.12,0.39,0.12,0.43,99.78,1.41,61.2,29,608,,23,158,,,,,,msl,Basaltic andesite of Little Potato Butte,,OS,40° 38.88',121° 25.85',40.6480,-121.4308
LC88-1413,DVC,55.04,17.24,1.61,5.80,7.25,5.71,9.78,3.08,0.84,0.64,0.12,0.13,0.21,100.39,1.27,63.7,,,,,,,,,,,Tad,"Andesites of Dittmar Volcanic Center, Stage 1, undivided",,MH,40° 29.68',121° 17.40',40.4947,-121.2900
LC88-1427,LVC-R,65.27,16.34,0.88,3.18,3.98,2.46,5.19,4.03,1.96,0.48,0.14,0.07,0.39,99.48,1.62,58.0,47,466,,15,127,,,,,,dp,Dacite of Panther Creek,,RP,40° 26.02',121° 25.64',40.4337,-121.4273
LC88-1440,LVC-E,66.55,15.86,0.82,2.96,3.69,2.37,4.62,3.88,2.31,0.44,0.12,0.07,0.30,99.95,1.56,58.8,,,,,,,,,,,dl,Dome [Dacite of Lassen Peak],,RP,40° 29.07',121° 29.78',40.4845,-121.4963
LC88-1440A,LVC-E,55.59,16.76,1.51,5.45,6.81,6.54,9.35,3.05,0.89,0.61,0.12,0.12,0.20,100.26,1.04,68.2,,,,,,,,,,,dl,Dome [Dacite of Lassen Peak],mafic inclusion,RP,40° 29.07',121° 29.78',40.4845,-121.4963
LC88-1447,RNW,48.15,17.79,1.58,8.07,9.50,8.69,11.46,2.71,0.15,1.10,0.12,0.17,<0.01,100.37,1.09,65.7,,,,,,,,,,,bhc,Hat Creek Basalt (tholeiitic) ,,OS,40° 39.61',121° 26.29',40.6602,-121.4382
LC88-1448A,LVC-E,57.21,19.00,1.34,4.83,6.04,3.70,7.81,3.97,1.00,0.82,0.21,0.10,1.25,98.94,1.63,57.7,27,1180,,16,109,,,,,,pe,Pumiceous pyroclastic-flow deposits [Rhyodacite of Eagle Peak],mafic inclusion,MZ,40° 32.26',121° 35.71',40.5377,-121.5982
LC88-1448B,LVC-E,55.33,18.72,1.33,4.80,6.00,5.28,9.34,3.33,0.81,0.80,0.16,0.10,0.99,98.84,1.14,66.2,,,,,,,,,,,pe,Pumiceous pyroclastic-flow deposits [Rhyodacite of Eagle Peak],mafic inclusion,MZ,40° 32.26',121° 35.71',40.5377,-121.5952
LC89-1460,LVC-E,67.88,15.89,0.71,2.57,3.21,1.77,4.00,4.06,2.51,0.41,0.12,0.06,0.01,99.72,1.82,55.1,,,,,,,,,,,dl,Dome [Dacite of Lassen Peak],,LP,40° 29.27',121° 30.23',40.4878,-121.5038
LC89-1460A,LVC-E,56.18,18.52,1.49,5.36,6.70,4.53,8.80,3.27,0.95,0.67,0.12,0.11,0.01,100.46,1.48,60.1,,,,,,,,,,,dl,Dome [Dacite of Lassen Peak],mafic inclusion,LP,40° 29.27',121° 30.23',40.4878,-121.5038
LC89-1466,LVC-E,55.89,17.78,1.42,5.11,6.39,5.71,8.35,3.23,1.38,0.77,0.22,0.11,0.95,98.96,1.12,66.6,31,728,,17,115,,,,,,rk,Flows [Rhyodacite of Kings Creek],mafic inclusion,RP,40° 28.44',121° 29.72',40.4740,-121.4953
LC89-1474,LVC-B,68.94,15.64,0.62,2.24,2.80,1.39,3.42,4.31,2.83,0.42,0.13,0.06,1.11,98.74,2.01,52.6,71,362,,15,154,,,,,,dc,Dacite of Crescent Crater,,WP,40° 30.93',121° 28.86',40.5155,-121.4810
LC89-1512,LVC-E,52.55,19.23,1.73,6.23,7.79,5.24,10.47,2.98,0.61,0.72,0.09,0.14,0.27,100.03,1.49,60.0,,,,,,,,,,,rca,Dome A [Rhyodacite of Chaos Crags],mafic inclusion in clast of dome A in unit pc,MZ,40° 30.52',121° 31.08',40.5087,-121.5180
LC89-1514,LVC-B,66.32,15.95,0.86,3.10,3.87,2.10,4.54,3.98,2.42,0.51,0.15,0.07,0.09,99.41,1.84,54.7,60,488,,18,154,,,,,,d82,Dacite of hill 8283,,MZ,40° 30.43',121° 30.78',40.5072,-121.5130
LC89-1514A,LVC-B,55.58,18.86,1.50,5.40,6.75,4.14,8.64,3.53,1.20,0.80,0.24,0.11,0.30,99.73,1.63,57.7,32,939,,14,131,,,,,,d82,Dacite of hill 8283,mafic inclusion,MZ,40° 30.43',121° 30.78',40.5072,-121.5130
LC89-1528A,LVC-E,55.28,18.19,1.54,5.56,6.95,5.17,9.28,3.09,0.98,0.67,0.13,0.12,0.08,100.66,1.34,62.4,,,,,,,,,,,dl,Dome [Dacite of Lassen Peak],mafic inclusion,MZ,40° 30.02',121° 30.78',40.5003,-121.5129
LC90-1552,RNW-S,56.05,17.35,1.54,5.56,6.95,4.62,7.78,3.68,1.45,1.46,0.37,0.12,0.32,100.34,1.50,59.7,,,,,,,,,,,ms47,Basaltic andesite of hill 4709,,OS,40° 38.87',121° 26.98',40.6478,-121.4497
LC90-1555,RNW-S,58.45,17.12,1.41,5.06,6.33,4.43,7.00,3.63,1.66,0.83,0.30,0.11,0.60,99.27,1.43,60.9,,,,,,,,,,,asp,Andesite of Potato Butte ,,OS,40° 39.19',121° 24.81',40.6532,-121.4135
LC91-1571,MVC,62.86,16.30,1.09,3.92,4.90,3.44,5.63,3.27,2.57,0.64,0.18,0.10,1.70,97.95,1.43,61.0,61,382,,21,169,,,,,,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,MN,40° 20.91',121° 33.02',40.3485,-121.5503
LC91-1578,MVC,62.64,17.05,0.99,3.57,4.46,3.28,6.31,3.94,1.28,0.63,0.23,0.09,0.37,99.35,1.36,62.1,19,1100,,15,108,,,,,,Tab,Andesite of South Fork Battle Creek,,LY,40° 21.37',121° 39.44',40.3562,-121.6573
LC91-1583,MVC,61.23,15.36,1.16,4.19,5.24,5.03,6.94,2.97,2.28,0.60,0.13,0.10,2.34,97.32,1.04,68.1,56,290,,19,156,,,,,,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,MN,40° 21.58',121° 36.90',40.3597,-121.6150
LC91-1604,MVC,63.82,16.01,1.00,3.58,4.48,3.22,5.60,3.67,2.19,0.63,0.18,0.09,1.39,98.30,1.39,61.6,52,558,,23,161,,,,,,Tdm,"Dacites of Maidu Volcanic Center, Stage 2, undivided",,BK,40° 12.73',121° 44.62',40.2122,-121.7437
LC91-1606,MVC,62.02,16.14,1.18,4.23,5.29,3.62,6.27,3.78,1.79,0.70,0.17,0.10,1.06,98.81,1.46,60.4,49,312,,25,152,,,,,,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,MN,40° 21.94',121° 36.42',40.3657,-121.6070
LC91-1608,MVC,65.98,16.76,0.87,3.14,3.93,2.65,3.42,3.60,2.80,0.53,0.16,0.08,3.08,95.65,1.48,60.0,76,338,,17,144,,,,,,Tdm,"Dacites of Maidu Volcanic Center, Stage 2, undivided",,MN,40° 21.65',121° 32.36',40.3608,-121.5393
LC91-1609,MVC,58.25,17.67,1.36,4.88,6.11,4.70,7.54,3.72,0.94,0.64,0.18,0.12,0.57,99.42,1.30,63.2,20,402,,21,86,,,,,,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,LY,40° 21.81',121° 37.70',40.3636,-121.6283
LC91-1611,MVC,64.81,15.55,1.02,3.68,4.60,2.79,5.01,3.94,2.29,0.67,0.16,0.09,0.41,99.28,1.65,57.5,60,323,,26,190,,,,,,Tdm,"Dacites of Maidu Volcanic Center, Stage 2, undivided",,LY,40° 21.62',121° 39.47',40.3603,-121.6578
LC91-1613,RSE,55.52,17.47,1.52,5.46,6.83,6.14,8.87,3.39,0.62,0.71,0.15,0.13,0.16,100.05,1.11,66.7,9,355,,21,82,,,,,,mbc,Basaltic andesites of South Fork Battle Creek,,LY,40° 21.68',121° 39.05',40.3613,-121.6508
LC92-1621,MVC,65.59,16.58,0.80,2.87,3.59,2.60,5.72,3.70,1.35,0.53,0.19,0.08,3.02,96.65,1.38,61.7,25,1020,,16,111,,,,,,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,LY,40° 21.33',121° 38.38',40.3555,-121.6397
LC92-1642,MVC,54.50,16.42,1.61,5.80,7.25,7.83,8.87,3.05,0.86,0.77,0.16,0.14,0.29,99.76,0.93,70.6,19,455,,20,96,,,,,,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,LY,40° 19.33',121° 37.69',40.3222,-121.6282
LC92-1644,MVC,56.01,18.33,1.51,5.43,6.79,4.45,8.52,3.59,1.08,0.74,0.20,0.14,0.39,99.70,1.53,59.4,30,407,,24,93,,,,,,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,LY,40° 19.51',121° 37.67',40.3252,-121.6273
LC92-1645,MVC,64.01,16.33,0.90,3.24,4.05,3.47,6.16,3.81,1.25,0.57,0.18,0.08,1.09,98.76,1.17,65.6,19,1080,,12,104,,,,,,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,MN,40° 19.57',121° 37.32',40.3262,-121.6220
LC92-1660,MVC,59.19,14.07,1.43,5.13,6.41,7.80,7.45,2.86,1.30,0.53,0.12,0.13,0.49,99.94,0.82,73.0,31,408,,19,109,,,,,,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,MN,40° 17.67',121° 36.49',40.2945,-121.6082
LC92-1662,MVC,57.93,16.69,1.29,4.65,5.81,6.07,7.73,3.50,1.21,0.63,0.18,0.11,0.25,99.78,0.96,70.0,19,719,,15,95,,,,,,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,MN,40° 17.38',121° 36.55',40.2897,-121.6092
LC92-1690,RNW-T,55.85,18.18,1.52,5.47,6.84,4.67,7.71,3.61,1.53,0.99,0.36,0.12,0.44,99.07,1.46,60.4,33,594,,23,150,,,,,,mt5,Basaltic andesite of section 5,,TH,40° 39.52',121° 31.81',40.6587,-121.5302
LC92-1692,RNW-T,55.57,18.22,1.52,5.49,6.86,4.46,7.80,3.80,1.54,1.06,0.41,0.12,0.35,99.40,1.54,59.2,32,624,,18,158,,,,,,mt61,Basaltic andesite of hill 6138,,TH,40° 39.12',121° 31.78',40.6520,-121.5297
LC92-1717,RNW,55.18,17.15,1.49,5.36,6.70,7.30,8.37,3.20,0.97,0.67,0.18,0.13,0.56,99.72,0.92,70.8,21,469,,19,84,,,,,,am,"Older regional andesites and basaltic andesites, undivided",,VI,40° 34.34',121° 41.05',40.5723,-121.6842
LC92-1720,RNW,50.56,17.56,1.45,7.38,8.69,8.33,9.33,3.17,0.66,1.11,0.29,0.16,0.06,100.50,1.04,66.8,8.2,379,,23,119,,,,,,bk1,Unit 1 [Tholeiitic basalts of Big Lake],from cone buried by unit bk2,MZ,40° 36.88',121° 37.26',40.6147,-121.6210
LC92-1757,RNW-S,60.69,17.28,1.23,4.41,5.52,3.25,6.44,3.73,1.85,0.73,0.28,0.10,0.86,98.85,1.70,56.8,,,,,,,,,,,ass,Andesite of Sugarloaf Peak,,OS,40° 41.71',121° 25.50',40.6951,-121.4250
LC93-1807,RNW,55.85,15.88,1.48,5.31,6.64,7.97,8.85,2.80,0.91,0.66,0.16,0.12,0.64,99.42,0.83,72.8,19,616,,18,96,,,,,,mhr,Basaltic andesite of Hootman Ranch,,SH,40° 25.97',121° 56.80',40.4328,-121.9466
LC93-1810,RNW,56.24,15.72,1.46,5.24,6.55,7.98,8.61,2.92,0.89,0.66,0.17,0.12,0.38,99.80,0.82,73.1,19,606,,15,96,,,,,,mhr,Basaltic andesite of Hootman Ranch,,MT,40° 27.56',121° 51.22',40.4593,-121.8537
LC93-1863,MVC,74.25,13.83,0.32,1.16,1.46,0.49,1.59,3.62,4.35,0.28,0.06,0.03,0.55,98.44,2.98,42.8,129,162,,16,145,,,,,,rlp,Rhyolite of Lost Creek Plateau,,CM,40° 16.79',121° 23.96',40.2798,-121.3993
LC93-1866,DVC,58.40,16.90,1.39,5.02,6.28,5.04,6.91,3.57,1.62,0.82,0.21,0.11,0.18,99.36,1.25,64.1,40,416,,25,138,,,,,,Tad,"Andesites of Dittmar Volcanic Center, Stage 1, undivided",,MH,40° 25.64',121° 19.93',40.4273,-121.3322
LC93-1872,MVC,74.07,14.03,0.33,1.20,1.50,0.48,1.57,3.37,4.55,0.29,0.06,0.03,2.35,97.06,3.10,41.8,125,160,,15,150,,,,,,rsm,Rhyolite of North Stover Mountain,,ST,40° 19.63',121° 18.45',40.3272,-121.3075
LC93-1877,MVC,58.00,18.08,1.27,4.59,5.73,4.50,7.73,3.35,1.49,0.69,0.18,0.11,0.81,98.95,1.27,63.6,33,526,,20,98,,,,,,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,MN,40° 19.60',121° 33.87',40.3267,-121.5645
LC93-1962,LVC-E,55.63,18.61,1.53,5.49,6.87,4.70,9.04,2.95,1.14,0.66,0.11,0.13,0.56,98.92,1.46,60.4,25,526,,16,72,,,,,,rca,Dome A [Rhyodacite of Chaos Crags],"mafic inclusion collected from clast in pyroclastic flow, unit pc",MZ,40° 30.57',121° 31.23',40.5095,-121.5205
LC93-1963A,LVC-E,56.12,18.81,1.52,5.49,6.86,4.23,8.71,3.11,1.08,0.68,0.12,0.13,0.01,99.50,1.62,57.8,24,545,,14,75,,,,,,rcf,Dome F [Rhyodacite of Chaos Crags],"mafic inclusion, collected from talus",MZ,40° 31.88',121° 30.36',40.5313,-121.5060
LC93-1970,RSE,49.27,18.85,1.53,7.78,9.15,7.92,10.55,2.67,0.16,0.99,0.11,0.16,1.36,98.47,1.16,64.5,0,271,,26,79,,,,,,bwv,Tholeiitic basalt of Warner Valley,,ST,40° 17.07',121° 15.91',40.2845,-121.2652
LC93-1980,ROC,48.51,17.65,1.62,8.25,9.71,8.75,10.69,2.73,0.25,1.20,0.16,0.18,0.01,100.07,1.11,65.4,5,243,,35,92,,,,,,brk,Tholeiitic basalt of Rock Creek,,CH,40° 17.91',121° 08.50',40.2985,-121.1417
LC94-2051,RSE,48.88,17.90,1.50,7.63,8.97,8.97,11.06,2.65,0.19,0.93,0.13,0.16,0.01,100.26,1.00,67.7,0,227,,26,70,,,,,,bwv,Tholeiitic basalt of Warner Valley,,CH,40° 19.55',121° 14.13',40.3258,-121.2355
LC95-2190,LVC-TY,57.06,15.64,1.34,4.81,6.01,7.92,7.88,3.06,1.41,0.62,0.14,0.12,0.00,99.44,0.76,74.6,,,,,,,,,,,mp2,"Flow 2, Painted Dunes [Basaltic andesites of Cinder Cone]",,PP,40° 31.94',121° 19.33',40.5323,-121.3222
LC96-2218,LVC-TY,56.35,16.29,1.40,5.04,6.30,7.31,7.69,3.34,1.45,0.79,0.22,0.12,0.27,99.49,0.86,72.1,,,,,,,,,,,mf1,"Flow 1, Fantastic Lava Beds [Basaltic andesites of Cinder Cone]",,PP,40° 33.79',121° 18.06',40.5632,-121.3010
LC97-2265,LVC-TY,55.05,16.94,1.49,5.37,6.72,7.18,8.20,3.32,1.28,0.85,0.20,0.12,-0.16,99.75,0.94,70.4,,,,,,,,,,,mf2,"Flow 2, Fantastic Lava Beds [Basaltic andesites of Cinder Cone]",,PP,40° 33.84',121° 17.71',40.5639,-121.2951
LC97-2276,LVC-B,65.73,16.48,0.86,3.11,3.89,2.15,4.63,3.94,2.34,0.52,0.15,0.08,0.56,98.61,1.81,55.1,60,532,,16,147,,,,,,d82,Dacite of hill 8283,,WP,40° 31.10',121° 29.79',40.5183,-121.4965
LC97-2278,LVC-B,66.39,15.91,0.88,3.17,3.96,2.17,4.38,3.88,2.45,0.54,0.14,0.08,0.46,99.10,1.83,55.0,62,490,,17,158,,,,,,d82,Dacite of hill 8283,,MZ,40° 30.56',121° 30.54',40.5093,-121.5090
LC97-2293,LVC-B,66.54,16.43,0.77,2.76,3.45,2.06,4.37,3.99,2.36,0.50,0.13,0.07,1.51,97.71,1.67,57.2,60,509,,18,149,,,,,,dv,Dacite of Vulcans Castle,,LP,40° 28.61',121° 31.85',40.4768,-121.5309
LC97-2298,LVC-E,58.58,17.99,1.26,4.52,5.65,4.14,7.39,3.47,1.50,0.79,0.26,0.11,0.85,98.29,1.36,62.0,45,838,,22,140,,,,,,rk,Flows [Rhyodacite of Kings Creek],mafic inclusion,RP,40° 28.65',121° 28.90',40.4775,-121.4817
LC00-2351,RNW,59.30,17.44,1.32,4.76,5.95,3.79,6.77,3.40,1.94,0.81,0.35,0.12,0.56,99.17,1.57,58.7,,,,,,,,,,,awp,Andesites of West Prospect Peak,,OS,40° 37.75',121° 22.99',40.6292,-121.3817
LC00-2352,LVC-E,68.35,15.81,0.71,2.55,3.19,1.74,3.91,3.75,2.51,0.43,0.16,0.07,0.16,100.21,1.83,54.9,,,,,,,,,,,rcc,Dome C [Rhyodacite of Chaos Crags],,MZ,40° 31.47',121° 31.06',40.5245,-121.5177
LC02-2389,RNW-T,56.30,17.68,1.46,5.25,6.57,5.55,7.33,3.63,1.47,0.87,0.34,0.12,0.55,98.98,1.18,65.3,,,,,,,,,,,mtu,Basaltic andesite of Tumble Buttes,,TH,40° 40.29',121° 33.53',40.6716,-121.5588
LC02-2393,LVC-E,58.92,17.25,1.30,4.69,5.87,4.63,7.82,3.31,1.25,0.60,0.11,0.11,0.45,99.63,1.27,63.8,,,,,,,,,,,dl,Dome [Dacite of Lassen Peak],mafic inclusion collected from talus,RP,40° 29.62',121° 29.22',40.4937,-121.4870
LC02-2394,LVC-E,57.55,17.99,1.32,4.74,5.92,4.61,7.53,3.52,1.46,0.82,0.35,0.11,0.81,98.34,1.29,63.4,,,,,,,,,,,rk,Flows [Rhyodacite of Kings Creek],mafic inclusion,RP,40° 29.11',121° 28.57',40.4852,-121.4762
LC02-2395,LVC-B,69.33,15.53,0.61,2.19,2.73,1.26,3.11,4.29,3.00,0.47,0.14,0.07,1.24,98.75,2.17,50.7,,,,,,,,,,,dh,Dacite of Mt. Helen,,RP,40° 28.41',121° 29.97',40.4735,-121.4995
LC02-2397A,LVC-E,55.51,18.50,1.44,5.19,6.49,5.10,8.23,3.31,1.34,0.92,0.35,0.11,1.56,98.39,1.27,63.7,,,,,,,,,,,pk,Pumiceous pyroclastic-flow deposits [Rhyodacite of Kings Creek],mafic inclusion,LP,40° 28.50',121° 30.07',40.4750,-121.5012
LC03-2404,RNW,49.49,17.54,1.44,7.36,8.66,9.12,10.58,2.76,0.35,0.98,0.21,0.16,-0.06,100.03,0.95,68.8,,,,,,,,,,,b44,Tholeiitic basalt of Calif. Hwy 44,,SW,40° 38.28',121° 21.65',40.6380,-121.3608
LF01-005,LVC-BV,56.84,15.75,1.41,5.07,6.34,7.50,8.37,3.07,1.01,0.67,0.20,0.11,0.23,99.61,0.85,72.5,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.79',121° 30.69',40.4131,-121.5115
LF01-007,LVC-BV,54.03,17.00,1.59,5.73,7.17,7.70,8.76,3.11,0.91,0.79,0.25,0.13,0.31,99.47,0.93,70.5,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.77',121° 30.64',40.4128,-121.5107
LF01-008,LVC-BV,56.05,17.84,1.52,5.49,6.86,5.38,7.85,3.49,1.16,0.85,0.25,0.12,0.28,99.27,1.27,63.6,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.78',121° 30.67',40.4129,-121.5112
LF01-009,LVC-BV,57.43,17.14,1.43,5.16,6.45,5.04,7.22,3.63,1.59,0.91,0.32,0.12,0.74,98.59,1.28,63.5,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.78',121° 30.59',40.4130,-121.5099
LF01-016,LVC-BV,61.97,17.43,1.04,3.75,4.69,3.18,6.12,3.88,1.63,0.68,0.22,0.09,0.12,99.65,1.47,60.2,,,,,,,,,,,adc,Andesite of Digger Creek,,LP,40° 29.16',121° 34.66',40.4860,-121.5777
LF01-017,LVC-BV,66.05,16.77,0.86,3.10,3.87,1.52,3.80,4.58,2.26,0.72,0.27,0.07,0.89,98.14,2.54,46.7,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 27.78',121° 34.49',40.4629,-121.5748
LF01-018,LVC-BV,61.71,17.55,1.06,3.83,4.78,3.24,6.24,3.86,1.55,0.66,0.21,0.09,0.19,99.59,1.48,60.1,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 27.71',121° 34.49',40.4618,-121.5748
LF01-019,LVC-BV,60.39,17.28,1.23,4.44,5.54,3.22,6.57,3.87,1.77,0.82,0.30,0.10,0.90,98.85,1.72,56.4,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 27.54',121° 34.60',40.4590,-121.5767
LF01-020,LVC-BV,55.48,17.81,1.52,5.48,6.85,5.59,7.66,3.73,1.25,1.06,0.30,0.11,0.70,98.28,1.23,64.5,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 27.49',121° 34.57',40.4582,-121.5761
LF01-021,LVC-BV,60.13,17.01,1.27,4.56,5.69,3.81,6.34,3.87,1.81,0.83,0.28,0.11,0.65,99.29,1.50,59.8,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 27.36',121° 34.54',40.4559,-121.5757
LF01-024,LVC-BV,59.43,17.33,1.25,4.49,5.62,4.35,6.89,3.45,1.67,0.75,0.28,0.10,1.24,98.58,1.29,63.3,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 25.82',121° 31.21',40.4303,-121.5202
LF01-048,LVC-BV,59.22,17.26,1.27,4.59,5.73,4.36,7.05,3.27,1.86,0.75,0.28,0.11,1.36,98.44,1.32,62.9,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 25.56',121° 31.63',40.4260,-121.5271
LF01-049,LVC-BV,58.07,17.13,1.39,5.00,6.25,4.72,6.88,3.38,1.97,1.00,0.35,0.11,1.60,98.01,1.32,62.7,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 25.58',121° 31.62',40.4263,-121.5269
LF01-050,LVC-BV,59.33,17.36,1.24,4.48,5.60,4.32,6.96,3.40,1.75,0.77,0.29,0.11,1.36,98.42,1.30,63.2,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 25.59',121° 31.65',40.4265,-121.5275
LF01-051,LVC-BV,59.46,17.34,1.24,4.46,5.57,4.26,6.92,3.39,1.80,0.76,0.28,0.10,1.28,98.53,1.31,63.0,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 25.61',121° 31.66',40.4268,-121.5276
LF01-052,LVC-BV,60.04,17.89,1.10,3.95,4.94,4.02,7.17,3.69,1.19,0.66,0.20,0.09,0.29,99.37,1.23,64.5,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 25.62',121° 31.71',40.4270,-121.5285
LF01-053,LVC-BV,54.64,16.91,1.64,5.90,7.37,6.73,7.68,3.61,1.36,1.05,0.35,0.13,<0.01,100.02,1.10,67.0,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 25.69',121° 31.94',40.4282,-121.5323
LK88-49,ROC,51.64,16.71,1.86,6.69,8.36,8.58,9.25,3.13,0.80,0.94,0.25,0.15,<0.01,100.66,0.97,69.6,13.9,400,349,21,107,6,156,58,53,336,bnt,Basalt of Bonte Peak,,MH,40° 26.46',121° 15.85',40.4410,-121.2642
LK88-54,CVF-I,52.69,17.26,1.79,6.46,8.07,6.79,7.92,3.82,1.36,1.25,0.50,0.14,<0.01,100.36,1.19,65.2,30,536,573,29,177,16,122,49,55,152,bii,Basalt of Island Lake,,MH,40° 27.18',121° 15.91',40.4530,-121.2652
LK88-61,ROC,54.84,17.61,1.62,5.85,7.31,5.39,7.86,3.66,1.53,1.07,0.43,0.13,0.25,100.02,1.36,62.2,,,,,,,,,,,mb,Basaltic andesite of Black Cinder Rock,,MH,40° 27.38',121° 15.43',40.4563,-121.2572
LK88-72,ROC,55.02,17.54,1.62,5.84,7.30,5.40,7.76,3.74,1.46,1.07,0.42,0.13,0.01,100.43,1.35,62.3,,,,,,,,,,,mb,Basaltic andesite of Black Cinder Rock,,RC,40° 27.23',121° 14.21',40.4538,-121.2368
LK88-89,CVF-R,52.25,17.15,1.69,6.08,7.60,7.74,9.77,3.11,0.87,0.96,0.26,0.13,<0.01,100.97,0.98,69.4,18,433,319,22,114,11,103,59,44,219,br80,Basalt of hill 8030,,RC,40° 28.87',121° 14.09',40.4812,-121.2348
LL85-58,CVF-R,59.60,17.09,1.28,4.60,5.75,4.22,6.85,3.64,1.66,0.68,0.27,0.10,0.05,99.83,1.36,62.0,,,,,,,,,,,arr,Andesite of Red Cinder,,RC,40° 29.38',121° 13.83',40.4897,-121.2306
LL85-61,CVF-R,52.10,17.00,1.71,6.16,7.70,7.93,9.72,3.14,0.88,0.96,0.26,0.14,0.01,100.53,0.97,69.7,,,,,,,,,,,br80,Basalt of hill 8030,,RC,40° 29.02',121° 14.03',40.4836,-121.2339
LL85-64,CVF-R,56.33,18.41,1.39,5.00,6.26,4.17,7.74,4.00,1.57,0.82,0.44,0.12,0.32,100.10,1.50,59.8,,,,,,,,,,,mrg2,Unit 2 [Basaltic andesites of Long Lake],,RC,40° 28.68',121° 14.20',40.4781,-121.2367
LL85-83,CVF-TU,55.70,19.37,1.47,5.29,6.61,4.10,8.01,3.96,1.04,0.76,0.18,0.11,0.26,100.03,1.61,58.0,,,,,,,,,,,mtt,Basaltic andesite of Turnaround Lake,,RC,40° 29.05',121° 12.82',40.4842,-121.2136
LL85-134,ROC,54.15,18.12,1.68,6.06,7.57,5.19,8.09,3.72,1.32,1.13,0.40,0.13,0.28,100.12,1.46,60.4,,,,,,,,,,,mb,Basaltic andesite of Black Cinder Rock,,RC,40° 27.73',121° 14.30',40.4622,-121.2383
LL85-370,CVF-BT,51.54,15.94,1.88,6.78,8.47,8.66,8.72,3.45,1.14,1.29,0.43,0.14,0.17,100.48,0.98,69.5,,,,,,,,,,,bbh,Basalt of Hidden Lakes,,RC,40° 27.23',121° 12.32',40.4539,-121.2053
LL85-613,CVF-C,55.29,19.33,1.54,5.54,6.92,4.18,8.38,3.83,0.96,0.72,0.12,0.12,0.01,100.81,1.65,57.4,,,,,,,,,,,mee1,Unit 1 [Basaltic andesites of Echo Lake],,RC,40° 26.37',121° 09.40',40.4394,-121.1567
LL85-667,CVF-C,50.01,16.20,2.08,7.49,9.36,7.24,9.04,3.95,1.48,1.78,0.58,0.15,0.01,100.63,1.29,63.3,,,,,,,,,,,bcs,Basalt of South Caribou,,RC,40° 26.89',121° 11.00',40.4482,-121.1833
LL85-680,CVF-C,52.78,16.79,1.73,6.24,7.80,7.86,9.54,3.14,0.79,0.82,0.17,0.14,0.05,100.63,0.99,69.2,,,,,,,,,,,bci,Basalt of Indian Meadow,,RC,40° 26.35',121° 11.33',40.4392,-121.1889
LL85-681,CVF-C,53.96,19.81,1.51,5.43,6.78,5.09,9.04,3.46,0.84,0.65,0.10,0.11,0.28,99.67,1.33,62.6,,,,,,,,,,,mcm,Basaltic andesite of middle Caribou,,RC,40° 26.55',121° 11.22',40.4425,-121.1869
LL85-743,ROC,48.90,18.56,1.42,7.24,8.52,8.02,11.58,2.82,0.27,0.89,0.14,0.16,0.22,101.09,1.06,66.4,,,,,,,,,,,brk,Tholeiitic basalt of Rock Creek,,RC,40° 25.78',121° 11.65',40.4297,-121.1941
LM79-369,LVC-BV,55.44,17.07,1.60,5.76,7.20,6.12,7.56,3.45,1.54,1.05,0.28,0.13,0.29,54.90,1.18,65.4,,,,,,,,,,,amc,Andesites of Mill Canyon,,RP,40° 23.99',121° 29.64',40.3998,-121.4940
LM79-422,DVC,59.64,15.94,1.26,4.52,5.66,4.42,7.00,3.56,2.42,0.81,0.34,0.10,0.24,100.27,1.28,63.5,,,,,,,,,,,Taw,Andesite of Wild Cattle Mountain,,CM,40° 21.03',121° 25.77',40.3506,-121.4296
LM79-433,RSE,61.18,16.93,1.11,3.99,4.99,4.20,6.97,3.99,0.86,0.57,0.11,0.08,0.44,99.66,1.19,65.2,,,,,,,,,,,amr,Andesite of Martin Creek,,LP,40° 23.19',121° 34.91',40.3866,-121.5818
LM79-468,MVC,75.46,13.16,0.28,1.02,1.28,0.38,1.16,3.79,4.44,0.26,0.04,0.01,2.48,97.39,3.36,39.9,,,,,,,,,,,rb,Rhyolite of Blue Ridge,,GP,40° 23.11',121° 41.11',40.3852,-121.6851
LM79-469,MVC,75.40,13.26,0.28,1.01,1.27,0.40,1.16,3.58,4.61,0.24,0.04,0.01,2.24,98.13,3.18,41.2,,,,,,,,,,,rb,Rhyolite of Blue Ridge,,LY,40° 22.22',121° 43.56',40.3703,-121.7260
LM80-814,RSE,55.55,16.95,1.53,5.50,6.88,5.95,7.75,3.78,1.56,1.00,0.31,0.12,0.16,100.34,1.16,65.8,,,,,,,,,,,msm,Basaltic andesite of Small Butte,,CM,40° 22.49',121° 26.15',40.3748,-121.4358
LM80-824,LVC-BV,60.22,17.25,1.25,4.50,5.62,3.62,6.24,3.73,2.07,0.81,0.21,0.10,0.14,99.63,1.55,58.9,,,,,,,,,,,amc,Andesites of Mill Canyon,,RP,40° 25.21',121° 29.74',40.4201,-121.4957
LM80-830,LVC-BV,59.63,17.25,1.27,4.58,5.73,3.99,6.45,3.85,1.87,0.78,0.24,0.09,0.41,99.61,1.44,60.8,52,487,633,21,164,9,,,,,amc,Andesites of Mill Canyon,,LP,40° 25.12',121° 30.68',40.4187,-121.5113
LM80-854,LVC-BV,60.10,18.05,1.07,3.86,4.83,4.01,7.27,3.60,1.16,0.63,0.16,0.08,0.26,99.59,1.20,64.9,,,,,,,,,,,amc,Andesites of Mill Canyon,,RP,40° 25.34',121° 29.83',40.4223,-121.4971
LM80-855,LVC-B,69.35,15.87,0.58,2.10,2.62,1.21,2.88,4.35,3.05,0.44,0.10,0.05,0.69,99.15,2.16,50.8,,,,,,,,,,,rmc,Rhyodacite of Mount Conard,,RP,40° 25.19',121° 29.66',40.4198,-121.4943
LM80-867,RSE,48.67,17.75,1.56,7.93,9.33,8.04,11.37,3.02,0.24,1.05,0.21,0.17,0.34,101.15,1.16,64.4,,,,,,,,,,,bbz,Tholeiitic basalts of Buzzard Springs,,CM,40° 21.51',121° 24.94',40.3585,-121.4157
LM80-873,LVC-BV,55.19,15.90,1.50,5.41,6.77,7.95,9.24,3.05,0.82,0.66,0.16,0.12,0.49,100.63,0.85,72.4,18,660,285,15,100,3,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.48',121° 30.46',40.4081,-121.5077
LM80-875,LVC-BV,59.88,16.89,1.26,4.54,5.68,4.18,6.36,3.84,1.92,0.79,0.24,0.10,0.29,100.54,1.36,62.1,45,476,649,21,165,9,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.48',121° 30.34',40.4079,-121.5056
LM80-876,LVC-BV,57.08,17.14,1.46,5.26,6.58,5.18,7.24,3.77,1.58,0.88,0.28,0.11,0.40,99.74,1.27,63.7,38,450,589,21,161,7,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.60',121° 30.50',40.4100,-121.5084
LM80-884,LVC-BV,56.64,17.14,1.50,5.41,6.77,4.34,7.86,3.99,1.55,1.07,0.37,0.11,0.25,100.35,1.56,58.8,37,603,641,23,172,8,,,,,amc,Andesites of Mill Canyon,,LP,40° 24.74',121° 30.70',40.4123,-121.5117
LM80-899,LVC-B,69.42,15.79,0.58,2.11,2.63,1.11,2.88,4.46,3.04,0.46,0.10,0.05,0.66,68.60,2.36,48.5,,,,,,,,,,,rmc,Rhyodacite of Mount Conard,,LP,40° 25.84',121° 30.57',40.4307,-121.5094
LM80-901,LVC-B,69.81,15.56,0.55,1.97,2.46,1.11,2.80,4.46,3.17,0.42,0.10,0.05,0.98,99.20,2.22,50.1,,,,,,,,,,,rmc,Rhyodacite of Mount Conard,,RP,40° 26.15',121° 29.98',40.4359,-121.4996
LM80-908,RSE,49.58,17.86,1.54,7.83,9.21,7.44,10.94,3.14,0.31,1.04,0.16,0.16,<0.01,100.51,1.24,62.9,,,,,,,,,,,bbz,Tholeiitic basalts of Buzzard Springs,,RP,40° 24.07',121° 25.78',40.4012,-121.4296
LM80-910,RSE,57.43,17.64,1.40,5.04,6.30,4.65,7.68,3.78,1.25,0.77,0.24,0.12,0.24,100.33,1.35,62.2,,,,,,,,,,,bsm,Basalts and basaltic andesites of Sifford Mountain,,RP,40° 24.10',121° 23.61',40.4017,-121.3935
LM80-913,RSE,55.83,17.97,1.48,5.31,6.64,5.12,8.24,3.59,1.18,0.86,0.30,0.12,0.64,99.64,1.30,63.2,,,,,,,,,,,bsm,Basalts and basaltic andesites of Sifford Mountain,,RP,40° 23.51',121° 23.85',40.3919,-121.3974
LM81-1117A,LVC-BV,61.37,17.15,1.19,4.27,5.34,3.27,5.84,3.76,2.06,0.77,0.22,0.09,1.34,98.22,1.63,57.7,,,,,,,,,,,amc,Andesites of Mill Canyon,,LP,40° 27.43',121° 30.85',40.4572,-121.5141
LM81-1146,RNW,52.76,16.78,1.67,6.02,7.53,8.36,10.01,2.71,0.73,0.68,0.12,0.14,0.24,100.04,0.90,71.2,13,342,248,23,84,3,,,,,ahc,"Andesites, basaltic andesites, and basalts of Hat Creek Rim",,OS,40° 40.87',121° 23.54',40.6811,-121.3924
LM82-1274,RSE,48.55,17.99,1.57,8.00,9.41,7.96,11.16,3.03,0.22,1.12,0.24,0.17,0.31,100.37,1.18,64.0,3,375,141,24,93,4,,,,,bbz,Tholeiitic basalts of Buzzard Springs,,CM,40° 21.63',121° 23.70',40.3605,-121.3951
LM82-1276,DVC,62.45,17.48,1.00,3.62,4.52,2.81,5.86,3.83,2.09,0.62,0.15,0.08,0.69,99.35,1.61,58.1,58,548,620,21,165,4,,,,,ad2,"Andesites of Dittmar Volcanic Center, Stage 2, undivided",,ST,40° 20.52',121° 18.67',40.3420,-121.3111
LM82-1282,RSE,48.74,17.95,1.52,7.75,9.12,8.32,11.23,2.87,0.24,1.00,0.20,0.16,0.11,100.57,1.10,65.7,1,354,126,19,84,2,117,91,54,174,bbz,Tholeiitic basalts of Buzzard Springs,,CM,40° 21.48',121° 24.27',40.3580,-121.4045
LM82-1286B,RSE,48.12,18.01,1.55,7.88,9.27,9.20,11.10,2.76,0.15,0.96,0.10,0.17,<0.01,100.84,1.01,67.5,3,228,95,26,73,1,151,118,34,175,bwv,Tholeiitic basalt of Warner Valley,,ST,40° 20.05',121° 18.33',40.3342,-121.3054
LM87-1333,CVF-CL,50.80,17.47,1.80,6.49,8.11,7.75,9.11,3.45,1.14,1.48,0.37,0.14,<0.01,100.92,1.05,68.1,17.6,545,370,28,161,19,118,55,63,240,bl21,Basalt of hill 2109,,BB,40° 35.98',121° 14.49',40.5997,-121.2415
LM87-1351,CVF-C,55.39,18.53,1.50,5.39,6.73,5.35,8.15,3.65,1.00,0.76,0.18,0.12,<0.01,100.98,1.26,63.9,24,541,425,23,111,6,,,,,mtr,Basaltic andesite of Triangle Lake,,BB,40° 31.67',121° 12.84',40.5278,-121.2140
LM87-1360,CVF-C,50.41,16.93,1.93,6.94,8.67,8.54,9.03,3.42,0.94,1.34,0.39,0.15,<0.01,101.16,1.02,68.7,17.3,488,332,30,150,17,204,69,84,451,bcw,Basalt of Caribou Wilderness,,BB,40° 31.71',121° 12.11',40.5285,-121.2018
LM87-1384,CVF-C,49.73,15.58,1.84,6.64,8.30,10.68,9.80,2.89,0.92,1.32,0.46,0.15,<0.01,100.88,0.78,74.2,20.1,601,408,26,148,12,,,,,bcw,Basalt of Caribou Wilderness,,BB,40° 32.16',121° 11.78',40.5360,-121.1963
LM87-1430,CVF-R,52.79,17.99,1.66,5.98,7.47,6.60,9.08,3.40,1.03,1.05,0.29,0.13,0.04,101.26,1.13,66.3,22,482,402,25,128,8,,,,,br25,Basalt of section 25,,PP,40° 32.00',121° 15.46',40.5333,-121.2577
LM87-1434,CVF-R,52.45,17.19,1.68,6.07,7.58,7.68,9.46,3.15,0.92,0.98,0.28,0.14,<0.01,101.34,0.99,69.3,20,453,352,25,123,8,,,,,br22,Basalt of hill 2283,,PP,40° 31.97',121° 15.04',40.5328,-121.2507
LM87-1442,CVF-R,52.10,16.51,1.76,6.33,7.91,9.56,9.10,2.90,0.64,0.84,0.14,0.14,<0.01,101.28,0.83,72.9,13.6,408,279,24,86,4,193,71,63,382,brw,Basalt of Widow Lake,,PP,40° 32.48',121° 15.24',40.5413,-121.2540
LM87-1443,RNW,56.34,18.28,1.43,5.16,6.45,4.65,8.21,3.45,1.28,0.84,0.23,0.12,0.51,100.14,1.39,61.6,26,476,470,24,132,6,,,,,ap,Andesite and basaltic andesite of Prospect Peak,,PP,40° 34.44',121° 20.48',40.5740,-121.3414
LM87-1467,CVF-S,52.71,18.14,1.72,6.18,7.72,6.32,8.84,3.44,1.17,1.04,0.32,0.14,<0.01,101.04,1.22,64.6,20,537,502,26,147,9,,,,,bsl,Basalt of Lost Spring,,PP,40° 34.59',121° 16.97',40.5766,-121.2828
LM87-1503,CVF-R,60.32,17.00,1.26,4.55,5.69,3.94,6.50,3.53,1.85,0.68,0.25,0.11,0.11,100.48,1.44,60.7,47,467,745,26,173,9,,,,,arr,Andesite of Red Cinder,,RC,40° 29.91',121° 14.45',40.4985,-121.2408
LM87-1530,CVF-R,52.36,17.29,1.74,6.26,7.82,7.03,9.15,3.32,1.15,1.23,0.33,0.14,<0.01,100.77,1.11,66.7,16.3,514,418,25,136,12,,,,,brt1,Unit 1 [Basalts of Triangle Lake],,BB,40° 30.92',121° 13.09',40.5153,-121.2182
LM87-1547,CVF-S,51.40,17.80,1.78,6.42,8.03,6.82,9.49,3.56,0.95,1.15,0.48,0.14,<0.01,100.12,1.18,65.4,22,725,417,25,137,9,,,,,bss2,Unit 2 [Basalt of Sunrise Peak],,PP,40° 33.44',121° 16.80',40.5573,-121.2800
LM87-1548,CVF-S,52.29,16.70,1.77,6.38,7.97,7.04,8.65,3.69,1.49,1.42,0.44,0.14,<0.01,100.73,1.13,66.3,29.2,763,525,29,156,16,,,,,bss1,Unit 1 [Basalt of Sunrise Peak],,PP,40° 33.54',121° 16.72',40.5590,-121.2787
LM87-1549,RNW,60.53,17.11,1.21,4.37,5.46,3.73,6.53,3.38,2.22,0.64,0.19,0.10,0.80,99.28,1.46,60.4,50,463,703,27,152,5,,,,,abl,Andesite of Butte Lake, ,PP,40° 33.75',121° 16.98',40.5624,-121.2830
LM88-1596,RNW,57.63,18.27,1.35,4.88,6.09,4.04,7.85,3.37,1.54,0.75,0.21,0.11,0.60,99.62,1.51,59.6,36,476,525,22,142,6,31,47,53,30,alg,Andesite of Logan Mountain,,TH,40° 40.88',121° 30.93',40.6813,-121.5155
LM88-1597,RNW,58.19,19.90,1.18,4.24,5.30,3.20,7.89,3.62,0.98,0.57,0.14,0.09,0.59,99.45,1.66,57.4,25,736,357,20,102,4,,,,,aw,Andesite of Wilcox Peak,,OS,40° 40.92',121° 29.53',40.6820,-121.4922
LM88-1609,CVF-C,54.79,19.33,1.49,5.36,6.70,5.12,8.84,3.34,0.89,0.63,0.10,0.11,<0.01,100.43,1.31,63.0,,,,,,,,,,,mc8,Unit 8 [Basaltic andesites of Silver Lake],,RC,40° 29.23',121° 10.78',40.4871,-121.1796
LM88-1611,CVF-C,55.67,18.92,1.56,5.62,7.02,4.53,7.95,3.65,1.05,0.80,0.13,0.12,0.05,100.50,1.55,59.0,,,,,,,,,,,mcr,Basaltic andesite of Rim Lake,,RC,40° 29.19',121° 11.30',40.4865,-121.1883
LM88-1614A,CVF-BT,51.65,17.42,1.86,6.70,8.37,7.00,7.79,3.98,1.37,1.61,0.48,0.14,-0.23,100.06,1.20,65.1,,,,,,,,,,,bbp,Basalt of Posey Lake,,RC,40° 26.36',121° 12.28',40.4393,-121.2047
LM88-1615,CVF-TU,53.06,19.60,1.51,5.42,6.77,5.57,9.74,3.31,0.79,0.75,0.15,0.11,0.26,100.11,1.22,64.7,,,,,,,,,,,mte,Basaltic andesites of Evelyn Lake,,RC,40° 26.63',121° 12.78',40.4438,-121.2130
LM88-1616,CVF-BT,52.57,16.51,1.78,6.39,7.99,8.07,8.70,3.39,1.04,1.09,0.31,0.15,-0.05,100.01,0.99,69.2,,,,,,,,,,,bbb,Basalt of Beauty Lake,,RC,40° 26.79',121° 12.65',40.4464,-121.2108
LM88-1619,CVF-BT,51.94,16.18,1.86,6.69,8.36,7.87,8.89,3.40,1.23,1.36,0.45,0.14,<0.01,100.86,1.06,67.7,24.7,666,498,24,141,10,119,39,63,219,bbh,Basalt of Hidden Lakes,,RC,40° 27.36',121° 12.56',40.4560,-121.2093
LM88-1635A,CVF-C,55.51,17.47,1.62,5.83,7.28,5.24,7.71,3.63,1.45,1.03,0.39,0.13,0.10,100.27,1.39,61.6,,,,,,,,,,,mc71,Basaltic andesite of hill 7114,,RC,40° 27.55',121° 11.92',40.4592,-121.1987
LM88-1684,CVF-C,54.53,19.31,1.50,5.39,6.74,5.22,8.91,3.33,0.91,0.66,0.12,0.12,0.06,100.54,1.29,63.3,,,,,,,,,,,mcn1,Unit 1 [Basaltic andesites of North Caribou],,RC,40° 29.21',121° 10.67',40.4868,-121.1778
LM88-1702,CVF-C,53.45,19.76,1.56,5.60,7.00,5.66,9.19,3.28,0.68,0.62,0.09,0.12,0.15,100.34,1.24,64.3,,,,,,,,,,,mc8,Unit 8 [Basaltic andesites of Silver Lake],,RC,40° 29.82',121° 11.82',40.4970,-121.1970
LM88-1707,ROC,51.68,17.36,1.82,6.55,8.19,7.33,9.18,3.27,1.12,1.21,0.32,0.14,0.20,100.37,1.12,66.6,24,517,381,22,139,14,130,56,62,111,bcg,Basalt of Butte Creek Campground,,PP,40° 37.03',121° 18.03',40.6172,-121.3005
LM88-1712,ROC,56.52,17.44,1.50,5.39,6.74,5.56,7.41,3.59,1.35,0.86,0.27,0.12,0.10,100.39,1.21,64.8,,,,,,,,,,,Tbm,Basalts and basaltic andesites of Mud Creek Rim,,RC,40° 24.37',121° 13.49',40.4062,-121.2248
LM88-1724,CVF-TU,55.12,19.04,1.53,5.50,6.87,4.80,8.47,3.64,0.90,0.74,0.15,0.11,0.21,100.39,1.43,60.9,,,,,,,,,,,mte,Basaltic andesites of Evelyn Lake,,RC,40° 26.87',121° 13.82',40.4478,-121.2303
LM88-1725,CVF-TU,55.06,19.05,1.53,5.52,6.89,4.85,8.48,3.63,0.88,0.75,0.15,0.11,<0.01,100.87,1.42,61.0,,,,,,,,,,,mte,Basaltic andesites of Evelyn Lake,,RC,40° 26.82',121° 13.78',40.4470,-121.2297
LM88-1730,ROC,57.17,17.26,1.45,5.22,6.52,5.16,7.22,3.71,1.52,0.88,0.30,0.11,<0.01,100.80,1.26,63.8,,,,,,,,,,,Tbm,Basalts and basaltic andesites of Mud Creek Rim,,RC,40° 24.06',121° 13.27',40.4010,-121.2212
LM88-1737,ROC,53.11,18.01,1.82,6.55,8.19,6.11,8.47,3.51,0.97,1.03,0.26,0.15,<0.01,100.70,1.34,62.4,19,480,436,23,119,8,80,56,52,110,bnt,Basalt of Bonte Peak,,RC,40° 24.97',121° 15.00',40.4162,-121.2500
LM88-1744,CVF-I,52.89,17.86,1.73,6.23,7.79,6.06,8.17,3.76,1.44,1.32,0.42,0.13,<0.01,100.91,1.29,63.4,,,,,,,,,,,bie,Basalt of East Lake,,RC,40° 25.08',121° 14.92',40.4180,-121.2486
LM88-1777,CVF-I,53.09,17.90,1.72,6.19,7.74,5.94,8.04,3.85,1.44,1.29,0.42,0.13,<0.01,100.71,1.30,63.1,,,,,,,,,,,bie,Basalt of East Lake,,RC,40° 26.50',121° 14.72',40.4417,-121.2454
LM88-1799,CVF-R,53.61,17.67,1.75,6.29,7.86,5.84,8.01,3.64,1.39,1.20,0.47,0.14,<0.01,100.87,1.35,62.3,32,490,515,25,144,13,99,53,46,142,mrg1,Unit 1 [Basaltic andesites of Long Lake],,RC,40° 27.98',121° 12.98',40.4663,-121.2163
LM88-1803,CVF-R,53.19,17.10,1.75,6.30,7.87,6.82,8.20,3.55,1.40,1.19,0.36,0.14,<0.01,100.71,1.15,65.9,20,580,253,16,81,4,111,30,52,86,mrg3,Unit 3 [Basaltic andesites of Long Lake],,RC,40° 28.03',121° 13.94',40.4672,-121.2323
LM88-1809,CVF-R,55.49,17.33,1.57,5.66,7.07,5.37,8.21,3.55,1.39,0.94,0.36,0.13,<0.01,101.01,1.32,62.8,22,602,279,17,81,3,61,47,55,75,mrg2,Unit 2 [Basaltic andesites of Long Lake],,RC,40° 28.54',121° 14.18',40.4757,-121.2363
LM88-1818,CVF-C,53.54,18.25,1.62,5.82,7.27,7.43,8.63,3.12,0.79,0.60,0.09,0.12,<0.01,100.94,0.98,69.5,,,,,,,,,,,mc10,Unit 10 [Basaltic andesites of Silver Lake],,RC,40° 29.64',121° 12.19',40.4940,-121.2032
LM88-1826,CVF-C,53.78,18.92,1.59,5.74,7.17,6.18,8.86,3.27,0.80,0.64,0.10,0.12,<0.01,101.95,1.16,65.8,,,,,,,,,,,mc11,Unit 11 [Basaltic andesites of Silver Lake],,RC,40° 28.96',121° 12.14',40.4827,-121.2023
LM89-1873,LVC-E ,66.21,16.17,0.80,2.88,3.60,2.45,4.83,3.91,2.14,0.42,0.11,0.07,0.60,99.25,1.47,60.2,,,,,,,,,,,dl,Dome [Dacite of Lassen Peak],,LP,40° 29.81',121° 30.68',40.4968,-121.5113
LM90-1909,ROC,54.72,17.97,1.63,5.87,7.33,5.37,8.05,3.42,1.54,0.94,0.36,0.13,0.28,99.70,1.37,62.0,,,,,,,,,,,Tmsr,Basaltic andesites of Susan River,,BB,40° 31.75',121° 07.94',40.5292,-121.1323
LM90-1912,CVF-P,52.50,18.27,1.73,6.22,7.78,5.40,9.44,3.59,1.10,1.13,0.46,0.14,<0.01,100.30,1.44,60.7,,,,,,,,,,,bpc2,Unit 2 [Basalts of Pine Creek],,BB,40° 32.75',121° 07.81',40.5458,-121.1302
LM90-1922,CVF-P,53.11,18.98,1.68,6.03,7.54,4.72,9.15,3.68,1.09,1.05,0.38,0.13,0.02,99.70,1.60,58.2,,,,,,,,,,,bb10,Unit 10 [Basalts and basaltic andesites of Bogard Buttes],,BB,40° 33.98',121° 07.65',40.5663,-121.1275
LM90-1925,CVF-P,52.75,18.52,1.71,6.15,7.69,5.31,9.34,3.59,1.03,1.06,0.40,0.13,<0.01,100.01,1.45,60.6,,,,,,,,,,,bb6,Unit 6 [Basalts and basaltic andesites of Bogard Buttes],,BB,40° 33.73',121° 07.96',40.5622,-121.1327
LM90-1927,CVF-P,52.12,18.41,1.71,6.16,7.70,5.57,8.72,3.91,1.36,1.42,0.47,0.14,<0.01,100.07,1.38,61.7,,,,,,,,,,,bb2,Unit 2 [Basalts and basaltic andesites of Bogard Buttes],,BB,40° 33.71',121° 08.54',40.5619,-121.1424
LM90-1928,CVF-P,52.96,19.18,1.67,6.01,7.52,4.67,8.94,3.84,1.11,1.07,0.44,0.13,0.12,99.12,1.61,58.0,,,,,,,,,,,bb11,Unit 11 [Basalts and basaltic andesites of Bogard Buttes],,BB,40° 34.09',121° 09.00',40.5682,-121.1500
LM90-1940,ROC,54.30,20.48,1.37,4.92,6.15,4.75,9.22,3.30,0.83,0.61,0.11,0.10,0.10,100.53,1.30,63.2,,,,,,,,,,,Tmsr,Basaltic andesites of Susan River,,PC,40° 33.56',121° 07.29',40.5593,-121.1215
LM90-1942,ROC,52.16,18.49,1.69,6.09,7.61,5.50,8.71,3.95,1.36,1.43,0.48,0.14,<0.01,100.17,1.38,61.7,,,,,,,,,,,b11,Basalt of section 11,,BB,40° 32.87',121° 07.95',40.5478,-121.1325
LM90-1946,CVF-P,52.31,18.11,1.75,6.31,7.89,5.55,9.51,3.59,1.09,1.18,0.47,0.14,<0.01,100.11,1.42,61.1,,,,,,,,,,,bb3,Unit 3 [Basalts and basaltic andesites of Bogard Buttes],,BB,40° 34.62',121° 08.38',40.5770,-121.1397
LM90-1951,CVF-P,52.06,17.29,1.80,6.48,8.11,6.26,9.81,3.46,1.06,1.17,0.47,0.14,<0.01,100.21,1.29,63.3,,,,,,,,,,,bb1,Unit 1 [Basalts and basaltic andesites of Bogard Buttes],,BB,40° 34.26',121° 07.79',40.5710,-121.1298
LM90-1956,ROC,63.53,16.57,1.01,3.64,4.56,2.79,5.72,3.32,2.66,0.52,0.14,0.08,0.89,98.77,1.64,57.7,,,,,,,,,,,Tdb,Dacite of Bogard Buttes,,BB,40° 34.66',121° 08.00',40.5777,-121.1333
LM90-1957,CVF-P,51.38,18.73,1.73,6.25,7.81,5.94,10.52,3.30,0.72,1.02,0.26,0.15,0.01,100.53,1.31,62.9,,,,,,,,,,,bs3,Unit 3 [Basalts of Stephens Campground],,BB,40° 34.26',121° 09.32',40.5710,-121.1553
LM90-1958,CVF-P,50.47,17.46,1.87,6.75,8.43,8.32,9.98,2.99,0.76,0.98,0.26,0.15,0.01,100.41,1.01,68.7,,,,,,,,,,,bs2,Unit 2 [Basalts of Stephens Campground],,BB,40° 34.38',121° 09.44',40.5730,-121.1573
LM90-1979,CVF-P,52.21,17.03,1.75,6.31,7.89,6.72,9.16,3.50,1.31,1.32,0.56,0.13,0.16,99.34,1.17,65.5,,,,,,,,,,,br1,Unit 1 [Basalts of Robbers Spring],,BB,40° 34.80',121° 10.18',40.5800,-121.1696
LM90-1980A,CVF-P,49.01,16.71,1.99,7.17,8.96,10.27,10.17,2.69,0.57,0.98,0.29,0.16,-0.11,100.15,0.87,71.9,,,,,,,,,,,bc1,Unit 1 [Basalts of Cone Lake Road],,BB,40° 34.43',121° 10.22',40.5738,-121.1703
LM90-1981,CVF-P,52.47,17.19,1.68,6.04,7.55,6.56,9.35,3.55,1.26,1.24,0.53,0.13,0.01,100.15,1.15,65.9,,,,,,,,,,,br3,Unit 3 [Basalts of Robbers Spring],,BB,40° 35.02',121° 10.42',40.5837,-121.1737
LM90-1985,CVF-P,52.45,18.32,1.72,6.20,7.75,5.50,9.48,3.59,1.07,1.10,0.44,0.13,0.07,100.02,1.41,61.3,,,,,,,,,,,bb4,Unit 4 [Basalts and basaltic andesites of Bogard Buttes],,BB,40° 35.76',121° 10.43',40.5960,-121.1738
LM90-2009,CVF-P,50.31,17.21,1.96,7.04,8.80,5.78,10.33,3.77,1.10,1.65,0.71,0.15,-0.05,99.56,1.52,59.4,,,,,,,,,,,bt3,Unit 3 [Basalts of Pittville Road],,BB,40° 36.70',121° 10.71',40.6117,-121.1786
LM90-2012,CVF-P,53.21,19.15,1.67,6.00,7.50,4.59,8.80,3.83,1.11,1.07,0.44,0.13,0.19,99.33,1.63,57.7,,,,,,,,,,,bb12,Unit 12 [Basalts and basaltic andesites of Bogard Buttes],,BB,40° 35.55',121° 09.10',40.5924,-121.1517
LM90-2018,ROC,63.38,17.38,0.95,3.41,4.26,2.41,5.81,3.48,2.53,0.46,0.13,0.07,1.19,98.19,1.77,55.8,,,,,,,,,,,Tdb,Dacite of Bogard Buttes,,BB,40° 35.84',121° 08.22',40.5973,-121.1370
LM90-2034,CVF-P,51.05,17.05,1.85,6.67,8.34,8.46,9.20,3.09,0.98,1.18,0.31,0.15,<0.01,100.44,0.99,69.3,,,,,,,,,,,br5,Unit 5 [Basalts of Robbers Spring],,PL,40° 37.99',121° 09.02',40.6332,-121.1503
LM90-2038,CVF-P,50.41,16.87,2.01,7.23,9.04,5.80,10.14,3.72,1.26,1.73,0.68,0.15,0.01,100.38,1.56,58.9,,,,,,,,,,,bt2,Unit 2 [Basalts of Pittville Road],,PL,40° 37.64',121° 10.11',40.6273,-121.1685
LM90-2045,CVF-P,50.62,17.91,1.85,6.68,8.35,7.09,10.10,3.23,0.83,1.21,0.33,0.15,<0.01,100.71,1.18,65.4,,,,,,,,,,,bs4,Unit 4 [Basalts of Stephens Campground],,BB,40° 35.76',121° 11.25',40.5960,-121.1875
LM90-2046,CVF-P,53.46,17.35,1.61,5.80,7.25,6.67,8.82,3.27,1.50,0.98,0.40,0.13,0.16,99.77,1.09,67.2,,,,,,,,,,,m20,Basaltic andesite west of hill 2078,,BB,40° 35.90',121° 10.95',40.5983,-121.1825
LM90-2051,CVF-P,51.28,17.26,1.81,6.52,8.15,8.12,9.02,3.20,1.08,1.22,0.35,0.15,-0.01,99.20,1.00,68.9,,,,,,,,,,,br4,Unit 4 [Basalts of Robbers Spring],,BB,40° 36.45',121° 11.27',40.6074,-121.1878
LM90-2070,CVF-P,50.37,16.19,2.09,7.53,9.41,6.13,9.88,3.66,1.45,1.82,0.72,0.15,0.01,100.29,1.53,59.2,,,,,,,,,,,bt4,Unit 4 [Basalts of Pittville Road],,PL,40° 37.53',121° 10.49',40.6255,-121.1748
LM90-2072,CVF-P,52.32,17.24,1.73,6.24,7.79,7.03,9.26,3.31,1.18,1.18,0.39,0.14,0.19,99.30,1.11,66.8,,,,,,,,,,,bp5,Unit 5 [Basalts of Poison Butte],,PL,40° 38.04',121° 11.42',40.6339,-121.1903
LM90-2078,CVF-P,50.25,16.88,1.98,7.13,8.91,6.57,10.45,3.54,0.97,1.50,0.57,0.15,0.01,100.29,1.36,62.2,,,,,,,,,,,bt1,Unit 1 [Basalts of Pittville Road],,PL,40° 38.94',121° 10.79',40.6490,-121.1798
LM90-2081,CVF-P,52.40,17.33,1.72,6.20,7.75,6.99,9.30,3.18,1.14,1.20,0.41,0.13,0.20,99.35,1.11,66.8,,,,,,,,,,,bp5,Unit 5 [Basalts of Poison Butte],,PL,40° 38.25',121° 11.34',40.6375,-121.1890
LM90-2093,CVF-P,52.56,16.88,1.64,5.92,7.40,7.71,10.05,3.02,0.87,0.95,0.25,0.13,<0.01,100.16,0.96,69.9,,,,,,,,,,,bp4,Unit 4 [Basalts of Poison Butte],,PL,40° 38.97',121° 12.34',40.6495,-121.2057
LM90-2100,CVF-P,50.58,16.59,2.05,7.38,9.23,5.67,9.82,3.73,1.49,1.82,0.72,0.14,<0.01,100.27,1.63,57.8,,,,,,,,,,,bt2,Unit 2 [Basalts of Pittville Road],,BB,40° 37.30',121° 12.16',40.6217,-121.2026
LM90-2101,CVF-CL,54.09,18.30,1.63,5.86,7.33,5.74,8.59,3.37,1.17,0.86,0.26,0.13,0.06,100.11,1.28,63.6,,,,,,,,,,,ml18,Basaltic andesite of hill 1868,,PL,40° 37.52',121° 12.02',40.6253,-121.2003
LM91-2104,CVF-P,50.79,17.73,1.83,6.59,8.24,7.88,9.83,3.16,0.78,0.98,0.27,0.16,<0.01,100.56,1.05,68.1,19,415,290,21,112,10,102,69,64,265,bs2,Unit 2 [Basalts of Stephens Campground],,BB,40° 36.22',121° 11.79',40.6037,-121.1965
LM91-2110,ROC,53.04,17.21,1.68,6.06,7.57,7.21,8.65,3.33,1.34,0.95,0.39,0.14,0.17,99.46,1.05,68.0,25,670,770,16,150, ,82,59,72,186,bsh,Basalts and basaltic andesites of Swains Hole,,PL,40° 37.86',121° 13.55',40.6310,-121.2259
LM91-2116,CVF-P,51.17,17.09,1.63,5.88,7.36,10.15,9.84,2.64,0.60,0.70,0.14,0.14,0.14,100.13,0.72,75.5,16,454,199,24,89,4,219,85,73,450,bg4,Unit 4 [Basalts of old railroad grade],,PL,40° 38.46',121° 13.61',40.6410,-121.2268
LM91-2117,ROC,52.11,18.14,1.77,6.36,7.96,6.81,8.70,3.38,1.14,1.12,0.32,0.15,0.01,99.92,1.17,65.6,22,579,451,27,117,4,97,54,81,134,bsh,Basalts and basaltic andesites of Swains Hole,,PL,40° 38.62',121° 13.08',40.6437,-121.2180
LM91-2128,CVF-P,52.79,17.13,1.60,5.75,7.18,7.60,9.90,3.01,0.93,0.92,0.24,0.14,0.01,99.89,0.95,70.2,27,560,338,27,141,12,91,71,70,246,bp3,Unit 3 [Basalts of Poison Butte],,PL,40° 39.45',121° 14.52',40.6574,-121.2420
LM91-2130,CVF-P,49.96,16.15,1.76,6.35,7.94,12.24,9.64,2.39,0.55,0.68,0.13,0.15,0.01,100.39,0.65,77.5,19,412,138,19,82,7,278,76,71,477,bg3,Unit 3 [Basalts of old railroad grade],,PL,40° 40.26',121° 14.61',40.6711,-121.2436
LM91-2140,CVF-P,50.25,16.95,1.69,6.07,7.59,10.96,10.11,2.50,0.49,0.69,0.14,0.14,0.11,99.17,0.69,76.3,,,,,,,,,,,bg2,Unit 2 [Basalts of old railroad grade],,PL,40° 38.26',121° 13.24',40.6376,-121.2207
LM91-2157,CVF-P,52.31,17.34,1.64,5.91,7.39,7.80,9.92,2.86,0.88,0.95,0.24,0.14,0.03,99.86,0.95,70.2,24,479,280,25,119,10,104,75,68,249,bp1,Unit 1 [Basalts of Poison Butte],,PL,40° 40.93',121° 12.33',40.6821,-121.2055
LM91-2160,CVF-P,52.17,17.59,1.65,5.94,7.43,7.71,9.94,2.90,0.75,0.96,0.24,0.14,0.13,100.13,0.96,69.8,20,482,314,28,124,9,94,76,74,230,bp1,Unit 1 [Basalts of Poison Butte],,PL,40° 41.18',121° 11.80',40.6863,-121.1966
LM91-2179,RNW,49.16,18.07,1.49,7.59,8.93,8.44,10.70,2.84,0.33,1.03,0.17,0.17,0.19,99.89,1.06,66.5,10,328,155,31,94,4,133,94,68,217,b18,Tholeiitic basalt of hill 1879,,PP,40° 37.26',121° 15.40',40.6210,-121.2567
LM91-2180,ROC,53.32,17.10,1.69,6.07,7.59,7.25,7.84,3.54,1.46,1.19,0.40,0.14,0.15,100.07,1.05,68.0,38,610,550,13,162,12,100,49,73,210,bsh,Basalts and basaltic andesites of Swains Hole,,PP,40° 37.40',121° 15.69',40.6233,-121.2615
LM91-2183,CVF-P,53.05,18.46,1.68,6.03,7.54,5.22,9.08,3.76,1.07,1.08,0.43,0.14,0.01,99.82,1.44,60.7,29,802,518,27,161,11,39,65,87,48,bb7,Unit 7 [Basalts and basaltic andesites of Bogard Buttes],,PC,40° 31.71',121° 06.61',40.5285,-121.1102
LM91-2197,ROC,58.41,16.92,1.45,5.22,6.53,4.24,6.86,3.65,1.88,0.89,0.35,0.13,<0.01,99.87,1.54,59.1,45,450,760,22,192,10,40,69,60,95,Tmsr,Basaltic andesites of Susan River,,PC,40° 30.37',121° 07.09',40.5128,-121.1182
LM91-2233,CVF-C,53.89,20.21,1.49,5.36,6.71,4.99,8.94,3.40,0.82,0.65,0.12,0.12,<0.01,100.05,1.34,62.4,11,690,260, ,81, ,24,58,59,57,mee1,Unit 1 [Basaltic andesites of Echo Lake],,RC,40° 26.76',121° 09.37',40.4460,-121.1562
LM91-2247,CVF-C,55.63,19.21,1.54,5.53,6.91,4.25,7.92,3.82,1.00,0.80,0.19,0.12,<0.01,100.02,1.63,57.8,24,710,375,15,112, , ,26,57,26,mee2,Unit 2 [Basaltic andesites of Echo Lake],,RC,40° 25.83',121° 09.59',40.4305,-121.1599
LM91-2249,CVF-C,55.51,19.31,1.52,5.47,6.84,4.29,8.03,3.77,1.00,0.80,0.18,0.12,0.26,99.51,1.60,58.3,23,700,380,14,106, ,10,26,70, ,mee2,Unit 2 [Basaltic andesites of Echo Lake],,RC,40° 25.70',121° 09.00',40.4283,-121.1500
LM91-2255,CVF-C,55.59,19.17,1.53,5.50,6.87,4.28,8.00,3.82,0.99,0.81,0.20,0.12,<0.01,99.73,1.61,58.1,20,700,395,15,110, , ,26,63, ,mee2,Unit 2 [Basaltic andesites of Echo Lake],,RC,40° 25.42',121° 09.32',40.4237,-121.1553
LM91-2258,CVF-C,55.26,19.43,1.50,5.40,6.75,4.40,8.22,3.74,0.94,0.80,0.19,0.12,<0.01,99.94,1.53,59.2,17,720,360,11,108, , ,24,57,20,mee2,Unit 2 [Basaltic andesites of Echo Lake],,RC,40° 25.09',121° 10.02',40.4182,-121.1670
LM91-2276,ROC,52.49,19.41,1.68,6.05,7.57,5.53,8.98,3.60,0.85,0.95,0.31,0.14,<0.01,100.11,1.37,62.0,14,580,420,17,134, ,50,54,67,73,boc,Older basalts and basaltic andesites south of Caribou Volcanic Field,,RC,40° 24.97',121° 09.10',40.4162,-121.1517
LM92-2295,CVF-C,52.88,20.24,1.54,5.53,6.92,5.77,9.19,3.22,0.76,0.64,0.11,0.12,<0.01,99.90,1.20,65.0,10,680,250, ,71, ,46,53,62,59,beb3,Unit 3 [Basalts of Bond Valley],,SM,40° 24.18',121° 07.47',40.4030,-121.1245
LM91-2328,CVF-C,53.01,19.78,1.58,5.70,7.13,5.61,8.89,3.43,0.89,0.78,0.18,0.13,<0.01,100.24,1.27,63.7,13,680,305,11,94, ,40,54,63,53,mc2,Unit 2 [Basaltic andesites of Silver Lake],,RC,40° 28.87',121° 09.92',40.4811,-121.1653
LM91-2341,CVF-C,53.42,18.68,1.60,5.75,7.19,7.46,8.27,3.18,0.76,0.62,0.12,0.13,<0.01,100.23,0.96,69.8,15,610,260, ,80, ,89,36,60,82,mc1,Unit 1 [Basaltic andesites of Silver Lake],,RC,40° 27.95',121° 08.48',40.4658,-121.1413
LM91-2342,CVF-C,54.01,19.61,1.52,5.47,6.84,5.36,8.85,3.38,0.90,0.65,0.12,0.12,<0.01,100.03,1.28,63.6,17,670,295,11,77, ,34,57,60,64,mcm,Basaltic andesite of middle Caribou,,RC,40° 28.05',121° 09.63',40.4674,-121.1605
LM91-2346,ROC,52.65,17.99,1.74,6.26,7.83,6.69,8.58,3.49,1.02,1.06,0.37,0.14,0.13,99.64,1.17,65.6,26,562,529,29,150,12,114,57,73,174,boc,Older basalts and basaltic andesites south of Caribou Volcanic Field,,CH,40° 21.19',121° 07.72',40.3532,-121.1287
LM91-2350,ROC,48.84,19.70,1.31,6.67,7.84,7.97,11.56,2.72,0.21,0.76,0.12,0.15,0.24,100.25,0.98,68.1, ,265,89,19,70, ,108,104,38,150,brk,Tholeiitic basalt of Rock Creek,,CH,40° 20.82',121° 08.68',40.3470,-121.1447
LM91-2367,ROC,56.48,17.51,1.53,5.50,6.88,5.02,7.62,3.63,1.40,0.86,0.31,0.13,0.21,99.40,1.37,61.9,37,495,630,20,136, ,60,55,58,82,Tbm,Basalts and basaltic andesites of Mud Creek Rim,,CH,40° 20.09',121° 10.62',40.3348,-121.1770
LM91-2379,ROC,53.08,18.20,1.66,5.99,7.49,6.15,8.50,3.63,1.19,1.09,0.37,0.14,<0.01,100.14,1.22,64.7,26,570,540,21,134, ,84,47,56,158,Tbm,Basalts and basaltic andesites of Mud Creek Rim,,RC,40° 22.97',121° 13.07',40.3828,-121.2178
LM91-2387,ROC,51.61,17.74,1.83,6.58,8.23,7.46,8.76,3.30,1.09,1.16,0.32,0.15,0.01,99.93,1.10,66.9,23,489,442,28,138,12,130,55,82,201,Tbm,Basalts and basaltic andesites of Mud Creek Rim,,CH,40° 21.39',121° 13.99',40.3565,-121.2332
LM91-2392,ROC,52.25,18.35,1.81,6.50,8.12,6.64,8.54,3.50,0.91,1.03,0.32,0.15,<0.01,100.44,1.22,64.5, ,520,480,17,132, ,88,70,67,126,boc,Older basalts and basaltic andesites south of Caribou Volcanic Field,,RC,40° 23.82',121° 10.41',40.3970,-121.1735
LM92-2399,RSE,50.92,16.37,1.90,6.83,8.53,9.10,9.28,3.10,0.91,1.12,0.31,0.15,0.01,100.32,0.94,70.4,18,437,349,26,121,8,164,69,84,454,bcc,Basalts of Cold Creek Butte,,LY,40° 21.38',121° 44.03',40.3563,-121.7338
LM92-2422B,RSE,56.06,17.00,1.52,5.47,6.84,6.32,7.36,3.65,1.28,0.94,0.26,0.13,0.13,99.42,1.08,67.3,33,524,549,26,140,10,111,54,73,221,mgp,Basaltic andesite of Grays Peak,,GP,40° 22.74',121° 39.55',40.3790,-121.6592
LM92-2423,MVC,58.17,16.68,1.41,5.07,6.34,5.50,7.64,3.42,1.09,0.73,0.16,0.12,0.15,98.88,1.15,65.9,32,374,378,36,126,7,65,38,59,133,Tah,Andesites of Hampton Butte,,LY,40° 22.05',121° 41.42',40.3675,-121.6903
LM92-2431,MVC,63.79,16.43,0.93,3.37,4.21,3.35,6.24,3.89,1.27,0.52,0.14,0.08,0.44,98.98,1.26,63.9,23,850,323,25,130,5,27,50,51,31,Tdm,"Dacites of Maidu Volcanic Center, Stage 2, undivided",,LY,40° 21.49',121° 39.35',40.3582,-121.6558
LM92-2434,MVC,64.02,16.44,0.91,3.29,4.11,3.22,6.19,3.95,1.26,0.52,0.15,0.07,0.61,98.93,1.28,63.6,26,871,326,20,124,2,29,27,45,27,Tam,"Andesites of Maidu Volcanic Center, Stage 1, undivided",,LY,40° 21.62',121° 38.37',40.3603,-121.6395
LM92-2438,RSE,52.73,16.03,1.66,5.99,7.49,9.68,9.53,2.64,0.73,0.73,0.15,0.14,0.09,99.85,0.77,74.2,15,441,240,23,91,3,166,68,72,444,bpa,Basalt of Panther Creek,,LY,40° 21.59',121° 42.71',40.3598,-121.7118
LM92-2440,RSE,52.39,17.26,1.73,6.24,7.80,7.59,8.59,3.42,1.15,1.12,0.35,0.14,0.01,100.33,1.03,68.4,31,483,453,28,153,10,154,60,73,198,bcc,Basalts of Cold Creek Butte,,LY,40° 21.26',121° 41.54',40.3543,-121.6923
LM92-2443,RSE,51.60,16.16,1.84,6.61,8.26,9.34,9.21,2.95,0.86,1.00,0.29,0.15,0.07,99.76,0.88,71.6,18,410,340,22,118,8,183,61,75,493,bcc,Basalts of Cold Creek Butte,,LY,40° 20.71',121° 38.64',40.3452,-121.6440
LM92-2450,MVC,52.90,16.15,1.68,6.05,7.56,9.43,9.43,2.66,0.66,0.75,0.15,0.15,0.33,99.72,0.80,73.5,17,432,271,33,92,3,159,76,67,464,Tam,"Andesites of M