Map No. Field No. Latitude (Deg. N) Longitude (Deg. W) Element - - - - - - - - - - - Ag Al As Au Ba Be Bi Ca Cd Ce Co Cr Cu Cu Eu Fe Ga Hg Ho K La Li Mg Mn Mo Na Nb Nd Ni P Pb Pb Sb Sc Sn Sr Ta Th Ti U V W Y Yb Zn Zn Sample description Analytical method1 - - 1 2 1 3 2 2 1 2 1 2 2 2 1 2 2 2 2 4 2 2 2 2 2 2 1 2 2 2 2 2 1 2 1 2 2 2 2 2 2 2 2 5 2 2 1 2 Units - - - - - - - - - - - - - ppm % ppm ppm ppm ppm ppm % ppm ppm ppm ppm ppm ppm ppm % ppm ppm ppm % ppm ppm % ppm ppm % ppm ppm ppm % ppm ppm ppm ppm ppm ppm ppm ppm % ppm ppm ppm ppm ppm ppm ppm 1 02RR001B 63.197 -149.149 "Red-brown weathering, rhyolite porphyry dike " 2.2 6.084 3 <0.005 315 5 2 0.062 1.09 95 <2 4 8.6 11 <2 0.84 26 <0.02 <4 2.11 36 13 0.029 149 1.6 3.336 27 34 5 <0.005 82 87 1 3 <50 29 <40 17 0.059 <100 4 1.9 30 5 98.3 92 2 01ANS005B 63.176 -149.080 " Dark-gray to rusty weathering, medium grained pyroxene basalt " <0.08 7.27 <1 <0.005 134 <1 <1 9.265 0.06 24 39 14 243 267 <2 7.25 35 0.05 <4 0.07 17 12 1.165 690 0.3 0.035 9 27 20 0.1 1 <4 <1 22 <50 104 <40 <6 0.946 <100 212 <0.5 23 2 64.9 74 3 02SC003A 63.116 -149.301 Cherty siliceous siltstone 0.2 5.56 8 <0.005 673 <1 <1 0.922 0.15 20 11 5 52.8 49 <2 2.13 12 <0.02 <4 1.44 8 17 0.671 691 0.3 2.044 <4 10 14 0.044 5 <4 <1 12 <50 264 <40 <6 0.216 <100 83 0.9 14 2 54 59 4 02SC003B 63.116 -149.301 Mildly altered pyritic felsic dike 0.2 6.793 8 <0.005 1960 3 <1 0.651 0.13 79 <2 3 58.7 60 <2 1.8 23 <0.02 <4 3.11 37 22 0.064 216 1.8 2.701 17 36 <3 0.018 12 10 <1 20 <50 206 <40 8 0.148 <100 9 1.4 29 2 22.2 23 5 02SC003F 63.116 -149.301 Rusty-weathering pyritic felsic dike <0.08 6.757 377 <0.005 1730 3 <1 0.898 0.37 86 <2 3 22.8 24 2 2.41 24 <0.02 <4 3.8 41 15 0.069 306 1.3 2.387 16 41 3 0.017 13 17 4 21 <50 229 <40 9 0.151 <100 9 1.5 37 3 34.2 34 6 02SC005D 63.116 -148.940 "Float of orange-weathering, altered felsic volcanic rock at contact with granite" 0.3 6.98 19 <0.005 274 4 <1 0.045 0.23 128 <2 3 6.95 8 3 2.54 29 <0.02 <4 3.18 97 58 0.159 144 1.4 0.081 22 92 5 0.048 13 10 <1 41 <50 25 <40 8 0.296 <100 34 2.7 47 4 92.6 98 7 02SC035A 63.114 -149.421 Quartz vein cutting sheared graywacke at Antimony Creek prospect 0.2 5.925 69 <0.005 727 2 <1 0.234 0.62 27 15 46 51.8 50 <2 3.98 15 0.08 <4 1.51 13 42 0.651 313 2.2 1.388 <4 14 56 0.078 9 6 24 13 <50 99 <40 <6 0.158 <100 119 8.4 11 2 108 107 8 02SC035B 63.114 -149.421 Quartz vein cutting sheared graywacke at Antimony Creek prospect 0.3 4.055 53 0.03 794 1 <1 0.028 0.13 29 3 11 7.18 6 <2 0.7 12 0.12 <4 1.48 15 12 0.158 35 1.7 0.446 <4 14 12 0.007 8 5 24 11 <50 42 <40 <6 0.148 <100 134 8.1 5 1 69.5 66 9 02SC035C 63.114 -149.421 Quartz vein cutting sheared graywacke at Antimony Creek prospect 0.2 6.389 26 <0.005 641 1 1 0.171 2.09 26 23 68 51.3 47 2 4.74 17 0.06 <4 1.27 13 80 1.466 1150 2.4 1.234 6 14 70 0.072 12 9 10 15 <50 99 <40 <6 0.293 <100 136 1.3 9 2 158 149 10 02SC035D 63.114 -149.421 Quartz vein cutting sheared graywacke at Antimony Creek prospect 0.2 4.369 39 <0.005 348 <1 <1 0.161 0.88 20 15 72 20.9 20 <2 3.06 11 0.03 <4 0.65 9 50 0.656 717 1.7 1.391 <4 11 50 0.077 4 <4 11 10 <50 95 <40 <6 0.135 <100 103 4.7 6 1 96 96 11 02SC035E 63.114 -149.421 Sheared graywacke at Antimony Creek prospect 0.1 6.666 12 <0.005 654 1 <1 0.138 0.55 33 11 66 37.3 37 <2 3.7 17 0.08 <4 1.36 16 84 1.038 248 1.8 1.789 <4 16 69 0.058 2 <4 17 13 <50 94 <40 <6 0.147 <100 118 2.6 9 2 132 132 12 02JS025A 63.113 -148.828 "Bright orange-red weathering quartz-eye porphyritic granite, with pyrite after biotite(?) " 0.2 6.273 <1 <0.005 55 3 <1 0.13 <0.05 10 <2 23 9.01 9 <2 0.59 26 <0.02 <4 3.35 3 13 0.015 20 1.1 2.681 17 <9 9 <0.005 11 14 <1 2 <50 6 <40 15 0.023 <100 <2 0.8 16 2 11.1 15 13 02SC009A 63.113 -148.828 Very fine grained pyrite in quartz vein /breccia cutting kaolinite- altered quartz-eye rhyodacite 1.3 3.512 15 <0.005 153 4 <1 0.053 <0.05 <5 <2 5 7.52 9 <2 1.64 20 0.02 <4 1.22 <2 111 0.088 47 0.9 1.207 8 <9 9 <0.005 20 18 11 3 <50 26 <40 <6 0.015 <100 <2 1.3 10 2 11.6 11 14 02SC009B 63.113 -148.828 Kaolinite-altered quartz-eye rhyodacite 0.5 6.113 <1 <0.005 109 4 <1 0.079 <0.05 6 <2 3 3.53 5 <2 0.33 27 <0.02 <4 2.86 <2 22 0.029 18 0.4 2.65 19 <9 8 <0.005 11 12 <1 3 <50 14 <40 9 0.021 <100 <2 1.4 14 2 12.4 11 15 01ANS004B 63.111 -149.232 Rubble of fine grained felsite with <5% pyrite cross-cutting Kahiltna Fm. Siltstone <0.08 7.27 <1 <0.005 1520 2 <1 1.38 0.4 77 5 3 6.72 11 2 3.88 23 <0.02 <4 2.74 38 46 0.405 669 0.7 2.05 9 42 <3 0.09 12 12 <1 19 <50 182 <40 <6 0.108 <100 29 3 27 2 114 129 16 02SC004B 63.105 -149.348 "White-weathering, pyritic feldspar-phyric felsic dike" 0.1 6.497 18 <0.005 2120 3 <1 0.512 <0.05 77 <2 3 16.2 17 <2 1.23 24 <0.02 <4 3.95 35 18 0.017 316 1.6 2.382 20 33 4 <0.005 7 5 3 8 <50 133 <40 11 0.078 <100 2 0.8 36 4 28.8 29 17 02SC004C 63.105 -149.348 "Fine-grained, equigranular non-magnetic pyroxene(?)-plagioclase diorite(?) " <0.08 6.802 <1 <0.005 414 <1 <1 5.056 0.18 9 46 52 196 193 3 8.31 16 <0.02 <4 0.46 4 32 4.444 1310 0.3 2.639 <4 13 63 0.037 2 <4 <1 51 <50 555 <40 <6 0.457 <100 182 <0.5 23 4 73.9 82 18 01SC028B 63.102 -147.735 "Quartz vein from altered, pyritic argillite; trench at Gold Hill" <0.08 0.155 210 0.007 31 <1 2 0.065 <0.05 <5 <2 <2 2.37 24 <2 0.15 <4 <0.02 <4 0.04 <2 <2 0.045 38 0.2 0.015 <4 <9 <3 <0.005 <1 <4 <1 <2 <50 4 <40 <6 0.006 <100 5 0.6 <2 <1 0.98 4 19 02JS008B 63.098 -149.299 Tertiary rhyolite dike with white quartz veins and rare iron staining 0.2 4.811 6 <0.005 437 3 <1 0.068 <0.05 35 <2 2 16.8 17 <2 0.26 18 0.07 <4 3.72 10 7 0.036 25 1.5 1.262 14 14 <3 <0.005 11 9 <1 2 <50 28 <40 13 0.014 <100 <2 1.7 28 3 7.8 10 20 02SC032 63.091 -149.022 Pyrite-pyrrhotite-bornite(?) in feldspar-bearing mafic intrusion cutting coarse grained granite 0.1 7.952 <1 <0.005 696 2 <1 5.232 0.22 50 29 50 20.8 20 4 6.1 20 <0.02 <4 0.88 21 48 3.009 1010 1.1 1.633 19 33 24 0.185 3 <4 <1 25 <50 626 <40 <6 0.848 <100 176 <0.5 24 3 92.4 93 21 02SC031B 63.089 -149.021 Altered felsic sill parallel to basalt/shale layers 0.1 7.132 4 <0.005 2770 2 <1 0.081 <0.05 54 <2 4 7.52 10 <2 1.48 29 <0.02 <4 4.32 20 13 0.095 174 1.1 2.246 30 21 <3 <0.005 14 15 <1 6 <50 117 <40 11 0.085 <100 <2 2.1 23 3 80.7 91 22 02JS009C 63.062 -149.272 Red-orange stained black argillite of lower Kahiltna Fm. 0.8 7.8 44 <0.005 562 2 <1 0.661 0.82 40 25 107 132 123 2 5.97 23 <0.02 <4 1.57 19 119 2.43 482 23.6 2.398 10 18 107 0.078 54 53 <1 25 <50 233 <40 7 0.419 <100 272 1.2 10 3 94.5 95 23 01MN040-2 63.050 -149.208 Argillite(?) with pyrite and Fe-stain 0.4 8.683 9 <0.005 256 3 <1 1.552 0.29 102 26 21 80.3 77 5 6.19 33 <0.02 <4 2.58 44 91 3.746 558 4.3 2.063 27 56 26 0.254 3 <4 <1 21 <50 219 <40 <6 0.671 <100 199 0.7 19 2 161 168 24 00JS043B 63.042 -148.608 "Fe-oxide stained, siliceous siltstone layer in limestone " 0.1 8.25 5 <0.005 1590 <1 1 3.39 0.19 33 12 163 35.2 36 <2 3.2 31 <0.02 <4 5.38 20 71 2.21 25 0.5 1.23 19 26 30 0.07 <1 <4 <1 24 <50 538 <40 <6 0.605 <100 258 1.2 15 3 56.4 60 25 01JS006A 63.035 -148.130 "Dark red weathering, biotite-bearing metasiltstone / argillite" 0.5 8.675 4 0.009 1910 <1 <1 0.55 0.2 60 <2 42 47.3 49 <2 1.39 19 <0.02 <4 3.2 32 27 0.54 204 11.4 0.96 <4 25 5 0.085 3 11 <1 10 <50 248 <40 9 0.154 <100 205 3.8 10 2 32 32 26 01JS006B 63.035 -148.130 1% pyrite in quartz-biotite-feldspar porphyritic granite(?) dike cross-cutting Kahiltna Fm. slate <0.08 8.01 51 0.137 986 3 <1 0.705 0.15 71 <2 3 11.2 16 <2 1.59 22 <0.02 <4 1.96 34 23 0.255 219 0.8 3.31 19 29 4 0.055 6 6 <1 <2 <50 367 <40 7 0.187 <100 14 2.5 4 <1 36.2 38 27 02JS050A 63.035 -148.940 "Locally red-orange weathering, very fine-grained quartz-biotite hornfels " <0.08 5.982 <1 <0.005 1770 1 <1 0.309 0.4 44 16 74 54.6 52 <2 2.65 17 <0.02 <4 2.33 23 29 0.671 499 2.7 1.081 <4 21 29 0.024 2 <4 <1 19 <50 93 <40 <6 0.133 <100 199 2.5 5 1 95.7 105 28 02SC026 63.023 -149.178 Felsic stock and dikes 0.3 7.26 <1 <0.005 205 6 <1 0.582 0.65 7 <2 <2 2.73 4 <2 0.43 28 <0.02 <4 3 3 9 0.02 143 0.2 3.18 32 <9 <3 0.01 13 11 <1 <2 <50 84 <40 <6 <0.005 <100 <2 1.2 <2 <1 96 108 29 02SC012A 63.022 -148.707 Mafic dike 0.1 9.043 <1 <0.005 629 2 <1 5.437 0.2 26 20 27 5.92 7 3 6.8 23 <0.02 <4 1.14 12 25 2.153 1310 0.9 2.621 17 21 13 0.186 4 <4 <1 26 <50 685 <40 <6 0.82 <100 251 1.2 13 3 105 111 30 02SC012B 63.022 -148.707 Felsic dike 0.9 7.168 4 <0.005 1720 3 <1 0.222 0.82 66 <2 2 8.17 7 2 1.72 26 <0.02 <4 3.2 39 24 0.082 847 1.7 2.677 9 39 <3 0.015 28 28 <1 10 <50 151 <40 9 0.098 <100 6 1.3 23 3 113 110 31 02SC012C 63.022 -148.707 Felsic dike 7.4 5.978 63 <0.005 415 2 <1 0.032 0.2 11 <2 3 6.24 6 <2 0.73 23 <0.02 <4 3.5 11 23 0.012 69 3.3 1.578 18 10 <3 <0.005 32 34 3 <2 <50 32 <40 10 0.033 <100 <2 0.6 22 3 38.1 36 32 02SC012D 63.022 -148.707 Leucocratic granite host rock to mafic and felsic dikes 0.3 7.397 2 <0.005 2070 3 <1 1.153 0.47 70 <2 2 4.37 5 2 2.19 25 <0.02 <4 2.97 36 10 0.089 524 1.6 3.039 11 35 <3 0.018 19 15 <1 11 <50 283 <40 9 0.12 <100 6 1 32 3 121 131 33 02SC013 63.022 -148.715 Medium-grained biotite granite pluton 0.3 8.257 10 <0.005 1220 2 <1 3.292 0.62 55 20 19 12.2 13 3 5.48 24 <0.02 <4 1.62 28 37 1.36 1320 1.5 2.206 19 28 28 0.142 17 14 <1 16 <50 527 <40 6 0.65 <100 114 0.8 15 3 188 181 34 02SC013M 63.022 -148.715 Medium-grained biotite granite pluton 0.5 8.037 23 <0.005 1070 3 <1 3.084 1.02 61 31 28 18.7 21 3 6.51 25 <0.02 <4 1.36 31 66 1.738 1700 1.4 2.015 16 32 56 0.176 18 18 <1 21 <50 462 <40 7 0.592 <100 173 <0.5 20 3 233 221 35 00JS077F 63.021 -148.617 Float of rare orange-brown weathering biotite gneiss 0.6 6.875 8 <0.005 1750 1 <1 7.17 0.32 25 12 109 180 168 2 5.77 31 <0.02 <4 2.63 19 22 2.315 395 1 1.555 35 30 28 0.035 5 8 <1 27 <50 1550 <40 <6 1.095 <100 259 2 16 1 45 151 36 02JS038A 63.018 -148.746 "Bright orange weathering, aphanitic, siliceous subvolcanic intrusion or dome" 0.3 6.047 2 <0.005 622 3 <1 0.092 0.13 54 <2 4 8.04 9 <2 0.76 22 <0.02 <4 3.53 14 15 0.016 80 1.4 2.297 11 9 <3 <0.005 12 14 <1 2 <50 45 <40 12 0.054 <100 2 0.6 20 2 48.5 50 37 00JS077H 63.018 -148.607 "Rusty, dark- orange weathering, pyritic biotite gneiss " 0.4 5.825 5 0.006 938 <1 <1 4.055 0.09 31 6 95 53.6 54 2 4.17 15 <0.02 <4 1.39 14 27 1.24 421 1.2 1.425 19 20 15 0.065 2 5 <1 20 <50 483 <40 <6 0.53 <100 203 2.1 24 3 39.3 99 38 02SC022C 63.016 -149.216 Dacite(?)plug with minor pyrite 0.2 0.934 <1 <0.005 98 <1 <1 0.016 0.08 <5 <2 4 35 38 <2 0.44 <4 <0.02 <4 0.22 <2 59 0.043 109 0.2 0.082 <4 <9 5 <0.005 6 6 <1 <2 <50 5 <40 <6 0.012 <100 16 <0.5 <2 <1 29.1 32 39 02SC017A 63.011 -149.246 Initial red precipitate from bubbling cold spring in argillite <0.08 3.858 <1 <0.005 1420 5 6 0.153 12.4 1010 17 33 24.3 24 141 18.76 12 <0.02 48 0.52 304 16 0.383 505 3.6 0.6 <4 1150 32 0.039 5 5 <1 9 <50 62 <40 <6 0.157 <100 144 0.9 1040 117 >500 803 40 02SC017B 63.011 -149.246 White precipitate 3 m downstream of bubbling cold spring <0.08 6.468 3 <0.005 581 10 13 0.353 41.1 2710 42 5 24.6 28 281 31.55 10 <0.02 163 0.23 1210 11 0.27 1370 2.4 0.445 <4 2230 85 <0.005 <1 <4 <1 3 <50 68 <40 <6 0.096 <100 42 1 4170 334 >500 3190 41 02SC017C 63.011 -149.246 Orange precipitate 3 m downstream of bubbling cold spring 0.1 5.569 4 <0.005 3490 5 4 0.138 13.8 759 17 25 30.5 31 89 12.41 16 0.02 47 0.71 282 28 0.804 485 3.3 1.175 9 713 43 0.032 3 <4 <1 10 <50 88 <40 <6 0.24 <100 164 <0.5 1410 108 >500 1290 42 02SC017D 63.011 -149.246 Black precipitate 8 m downstream of bubbling cold spring <0.08 0.393 <1 <0.005 405 <1 18 0.041 1.04 <5 19 8 16.4 16 11 50.01 7 <0.02 <4 0.07 6 3 0.06 695 3.8 0.091 <4 16 40 0.011 <1 <4 3 <2 <50 30 <40 <6 0.023 <100 36 <0.5 16 6 >500 940 43 02SC018A 63.007 -149.228 Kalhitna Fm. black argillite above bubbling cold spring 0.2 2.604 8 <0.005 3550 1 <1 4.39 0.37 152 <2 25 9.19 10 9 1.59 10 <0.02 6 0.65 93 11 0.238 69 11.6 0.332 <4 124 10 2.783 12 9 2 49 <50 552 <40 8 0.109 <100 240 <0.5 218 16 68.2 64 44 02SC018B 63.007 -149.228 Float of vuggy quartz veins cutting Kahiltna argillite above bubbling cold spring <0.08 0.185 <1 <0.005 214 <1 <1 0.021 0.25 <5 <2 3 4.04 4 <2 0.13 <4 0.03 <4 0.04 <2 <2 0.026 51 0.4 0.01 <4 <9 4 0.014 <1 <4 <1 <2 <50 6 <40 <6 <0.005 <100 7 <0.5 <2 <1 16.3 18 45 00SC036A 63.004 -148.887 Pyritic fine-grained hornfels 0.3 8.63 4 <0.005 1160 <1 <1 0.45 0.14 62 22 71 54.8 51 2 5.49 31 <0.02 <4 2.31 24 81 1.49 515 0.9 1.12 21 25 85 0.045 <1 <4 <1 25 <50 295 <40 9 0.59 <100 244 0.7 6 <1 107 122 46 02SC001 63.004 -149.216 Limonite-stained portion of 2m wide quartz ± calcite vein 0.1 0.166 21 <0.005 20 <1 <1 <0.005 0.12 <5 2 4 4.41 5 <2 0.31 <4 <0.02 <4 0.01 <2 16 0.007 130 0.2 0.025 <4 <9 10 0.018 29 25 <1 <2 <50 6 <40 <6 <0.005 <100 <2 <0.5 <2 <1 8.79 9 47 02SC002 63.000 -149.217 Fe-oxide stained portion of vuggy 2m wide quartz ±calcite vein 0.2 0.702 4 <0.005 94 <1 <1 0.018 0.09 <5 3 8 11.5 12 <2 0.69 <4 <0.02 <4 0.18 2 7 0.107 873 0.8 0.061 <4 <9 12 0.008 3 <4 3 <2 <50 10 <40 <6 0.054 <100 16 0.5 <2 <1 22 21 48 02JS041C 63.000 -148.716 "Disseminated Fe-oxide in orange- weathering siliceous tuff or fine-grained, altered flow " 3.7 7.994 5 <0.005 3080 4 <1 0.152 1.47 160 <2 6 6.16 5 <2 3.41 31 <0.02 <4 6.76 22 98 0.111 94 0.7 0.304 22 29 <3 0.019 35 41 3 12 <50 59 <40 13 0.208 <100 13 1.3 15 2 251 262 49 00SC053 62.999 -148.817 Intrusive / volcanic breccia 0.4 7.935 4 <0.005 255 <1 <1 5.27 0.12 31 47 61 210 215 2 9.8 55 <0.02 6 0.22 10 27 3.53 1480 <0.1 2.155 21 24 56 0.09 <1 <4 1 48 <50 280 <40 <6 0.945 <100 242 1.2 39 4 99.3 106 50 02JS043D 62.995 -149.264 "Fe-oxide stained bull quartz vein, with small inclusions of mafic rock " <0.08 0.308 <1 <0.005 32 <1 <1 0.018 0.12 <5 5 2 32.2 31 <2 1.07 <4 <0.02 <4 0.03 <2 3 0.07 77 0.7 0.035 <4 <9 14 0.007 <1 <4 <1 <2 <50 4 <40 <6 0.042 <100 15 <0.5 3 <1 68.4 71 51 02JS043E 62.995 -149.264 Band of 5-15% pyrite layers and disseminations in dark gray siliceous siltstone; possibly hornfelsed. 0.3 3.471 12 <0.005 1890 <1 <1 0.069 0.71 24 3 17 103 100 <2 3.07 8 0.04 <4 1.38 12 3 0.124 178 10.2 1.432 24 10 16 0.043 6 <4 3 9 <50 117 <40 <6 0.21 <100 128 <0.5 16 3 108 112 52 00ARj048 62.994 -148.941 Disseminated sulfide in Kahiltna Fm. metasediment or mafic intrusion <0.08 9.565 <1 0.011 1420 8 <1 0.74 0.1 50 22 160 55 58 <2 6.65 27 <0.02 <4 2.81 29 92 2.12 781 0.5 1.175 17 32 75 0.155 3 9 <1 36 <50 263 <40 <6 0.787 <100 290 1.2 11 <1 122 125 53 02SC014 62.994 -148.768 Crystal tuff interbedded w/ volcanic breccias 0.1 7.474 <1 <0.005 1450 2 <1 2.037 0.22 64 6 7 9.37 9 3 3.66 23 <0.02 <4 2.06 30 29 0.561 695 1.1 2.76 16 31 5 0.071 4 <4 <1 15 <50 430 <40 7 0.37 <100 55 1.3 22 2 80.7 84 54 00JS076G 62.991 -148.610 "Fe-oxide stained, pyritic gray siliceous argillite " 0.2 6.78 3 <0.005 1100 2 3 0.21 0.73 82 <2 <2 18.8 20 <2 1.23 22 <0.02 <4 2.95 26 57 0.095 67 0.3 2.285 10 33 <3 0.01 14 14 <1 5 <50 65 <40 13 0.04 <100 10 0.5 22 3 78.9 77 55 00SC030 62.990 -148.806 "Pyrite in lithic-rich, gray biotite-quartz tuff " 0.1 7.92 11 <0.005 1490 2 <1 1.86 0.37 63 9 21 25.4 26 3 4.36 28 0.03 8 2.3 26 40 0.935 762 1.4 2.65 24 28 19 0.085 7 8 <1 20 <50 329 <40 10 0.43 <100 116 1.4 24 2 127 114 56 00JS076Q 62.990 -148.618 Yellow-green oxide coatings on altered volcanic(?) rock <0.08 7.18 3 <0.005 1550 2 1 0.645 0.14 56 <2 6 3.74 5 <2 2.06 25 <0.02 <4 2.78 25 20 0.05 589 0.3 2.73 16 29 <3 0.015 1 5 <1 13 <50 224 <40 10 0.145 <100 2 1.1 20 2 82.4 87 57 00JS076M 62.990 -148.615 "Orange-brown weathering, feldspar-porphyrytic andesite" 0.1 7.185 6 <0.005 1390 2 <1 0.54 0.13 43 <2 <2 6.24 5 <2 2.6 24 0.05 <4 2.54 23 32 0.03 66 5.3 2.52 15 23 <3 0.015 5 9 1 13 <50 206 <40 10 0.135 <100 <2 0.7 19 2 101 98 58 00JS076P 62.990 -148.615 "Orange-brown bands in chalky, altered volcanic(?) rock " <0.08 7.29 2 <0.005 1520 2 <1 0.74 0.17 63 <2 <2 3.86 5 <2 2.5 25 <0.02 <4 2.81 30 21 0.045 235 1.5 2.965 16 32 <3 0.015 2 5 <1 13 <50 243 <40 8 0.145 <100 2 0.5 24 3 118 139 59 00ARj087 62.989 -148.864 Disseminated pyrite in black siltstone 0.4 6.615 20 <0.005 2900 <1 <1 0.84 2.34 73 11 69 86.2 90 3 3.25 21 <0.02 <4 2.97 29 50 1.585 254 18.9 0.55 10 33 38 0.07 8 14 <1 21 <50 71 <40 <6 0.275 <100 373 1.9 16 3 204 204 60 00SC052 62.989 -148.798 Sulfide-bearing lithic tuff <0.08 5.925 5 <0.005 1120 2 <1 1.615 0.19 60 4 4 5.76 5 <2 2.88 20 <0.02 <4 1.92 24 15 0.46 488 0.8 1.89 15 32 <3 0.05 2 5 <1 12 <50 308 <40 7 0.27 <100 39 1.7 19 2 68.3 74 61 00JS076R 62.989 -148.622 Pink-purple mineral in altered feldspar porphyry dike <0.08 7.395 3 <0.005 1570 2 <1 0.955 <0.05 65 <2 3 2.64 2 <2 2.54 27 <0.02 <4 2.67 31 37 0.13 181 0.4 2.73 16 37 <3 0.03 3 7 <1 14 <50 246 <40 9 0.175 <100 12 1 25 3 126 112 62 00SC062 62.988 -148.851 "IPyritic, quartz-veined intermediate flow or sill " <0.08 6.635 10 <0.005 246 <1 <1 1.65 <0.05 33 27 66 142 153 3 11.1 48 <0.02 <4 0.05 15 93 6.245 700 0.5 0.27 24 28 42 0.045 <1 <4 1 37 <50 42 <40 <6 0.9 <100 326 1.5 44 5 17.9 114 63 00SC032 62.988 -148.849 "Locally pyritic dark, aphanitic volcanic rock , cut by quartz veinlets " 0.4 8.095 31 <0.005 244 <1 <1 8.18 0.08 39 43 68 240 260 2 8.37 41 0.27 <4 0.63 10 48 3.38 1790 1.4 2.04 27 25 66 0.09 <1 <4 <1 46 <50 247 <40 <6 1.08 <100 365 4.6 39 4 37.6 86 64 00SC061 62.986 -148.847 "Sulfide-bearing, K-feldspar and quartz-phenocrystic felsic dike cutting intermediate(?) intrusion within argillite " 0.1 7.615 8 <0.005 1790 2 <1 0.855 <0.05 50 <2 <2 2.49 3 <2 1.34 25 <0.02 <4 3.22 24 14 0.025 184 1.8 3.29 18 22 <3 0.015 5 8 <1 7 <50 203 <40 13 0.12 <100 5 2.6 14 2 5.82 14 65 00SC060 62.986 -148.837 Rusty weathering black Kahiltna Fm. argillite 1 2.63 32 <0.005 2700 <1 <1 0.365 1.22 19 <2 48 26.7 28 <2 0.75 11 <0.02 <4 0.63 5 17 0.335 80 8.2 0.585 13 12 10 0.03 <1 <4 3 10 <50 73 <40 <6 0.23 <100 410 <0.5 14 2 71.4 72 66 02SC015A 62.971 -149.266 Mineralized and gossanous float in argillite 0.7 5.577 7 <0.005 381 2 <1 9.39 1.13 29 29 26 163 168 5 10.96 21 <0.02 <4 0.15 12 17 3.074 996 1.9 1.008 40 31 20 0.111 21 22 <1 33 <50 273 <40 <6 1.746 <100 434 <0.5 32 5 125 114 67 02SC015B 62.971 -149.266 Mineralized and gossanous float in argillite 0.4 7.088 119 <0.005 817 2 <1 11.93 2.5 37 29 55 105 104 4 6.37 24 <0.02 <4 0.32 16 16 3.299 2320 0.8 0.806 45 35 32 0.124 4 <4 <1 38 <50 405 <40 <6 1.614 <100 352 <0.5 38 5 202 190 68 02SC015C 62.971 -149.266 Mineralized and gossanous float in argillite 0.3 8.877 1 <0.005 568 4 <1 1.187 0.22 144 15 20 49 52 5 5.72 36 <0.02 <4 2.73 67 88 2.365 314 2.5 2.243 57 70 21 0.172 8 4 <1 11 <50 191 <40 10 0.606 <100 94 1 40 4 87.5 91 69 02SC015D 62.971 -149.266 Mineralized and gossanous float in argillite 0.6 3.161 3 <0.005 1010 <1 <1 11.64 6.75 18 11 49 74 73 2 3.28 10 <0.02 <4 0.71 14 9 1.386 752 9.6 0.976 5 27 50 0.063 18 20 2 14 <50 396 <40 <6 0.236 <100 403 0.7 32 4 273 301 70 00JS040E 62.971 -148.891 "Orange-brown weathering, fine grained, intermediate(?) compostion porphyry " <0.08 7.11 4 <0.005 1820 2 <1 0.3 0.49 85 <2 <2 5.83 5 <2 1.68 24 <0.02 <4 3.51 36 8 0.06 57 <0.1 2.755 18 43 <3 0.01 5 7 1 6 <50 126 <40 12 0.095 <100 3 1.4 34 3 95.9 94 71 00JS035A 62.970 -148.879 "Fe-oxide coated, welded, banded (.5mm thick) pale green and white felsic tuff " 0.1 7.115 4 <0.005 2140 2 <1 0.16 0.15 71 <2 <2 4.21 3 <2 1.72 24 <0.02 <4 3.97 19 32 0.05 168 0.3 1.85 16 22 <3 0.01 13 12 <1 9 <50 108 <40 12 0.1 <100 3 1.1 24 3 91.6 90 72 00JS035D 62.970 -148.879 "Brick red-brown to black, most-altered felsic tuff" <0.08 7.51 5 <0.005 2120 2 <1 0.175 <0.05 40 <2 <2 5.02 4 <2 1.09 22 <0.02 <4 3.83 11 21 0.02 75 1.9 2.48 19 18 <3 0.01 19 22 <1 10 <50 136 <40 13 0.1 <100 4 0.9 21 3 29.2 32 73 00JS035F 62.970 -148.879 Dark red to brown Fe oxides filling miarolitic cavities (?) in welded (?) green-gray rhyolite 0.1 7.225 3 <0.005 2230 2 <1 0.355 0.62 108 <2 <2 5.32 5 <2 1.79 26 <0.02 <4 3.7 59 20 0.025 337 1.1 2.67 17 55 <3 0.01 13 17 1 11 <50 144 <40 13 0.1 <100 3 1.2 43 4 114 111 74 00JS035G 62.970 -148.879 "Bright orange-red weathering, siliceous aphanite " 0.1 7.12 7 <0.005 2190 2 <1 0.175 <0.05 29 <2 <2 3.97 3 <2 1.55 25 <0.02 <4 3.62 5 29 0.03 51 1.7 2.39 13 <9 <3 0.01 14 13 <1 11 <50 132 <40 12 0.09 <100 4 3 15 3 64.1 59 75 00JS044B 62.963 -148.829 Wavy Fe-oxide enriched bands in chalky altered felsic volcanic rock <0.08 7.83 4 <0.005 1760 2 <1 0.455 0.08 71 3 <2 5.72 5 <2 2.11 25 0.11 4 3.26 30 18 0.085 33 <0.1 1.52 15 39 <3 0.05 13 13 2 11 <50 246 <40 10 0.21 <100 16 1.2 25 3 108 105 76 00JS044C 62.963 -148.829 Fe-oxide and Mn-oxide layer in altered volcanic feldspar porphyry 0.6 6.115 10 <0.005 1400 3 <1 0.07 1.09 72 3 3 6.33 6 <2 15 40 0.28 5 2.59 30 38 0.025 260 2.4 0.145 9 34 <3 0.04 12 10 1 9 <50 110 <40 10 0.165 <100 17 0.7 32 3 226 213 77 00ARj054 62.963 -148.791 "Orange-weathering, crystal-rich tuff with slabby parting " 0.1 7.145 <1 0.005 1930 2 3 0.855 0.33 81 2 2 5.53 8 2 2.09 22 <0.02 <4 3 40 21 0.125 399 0.3 2.565 14 38 <3 0.015 11 14 <1 10 <50 212 <40 7 0.094 <100 11 2 30 3 110 103 78 01ANS026B 62.962 -148.947 Pyrite- and sulfide (?) -bearing veins in Fe-stained slate at contact with quartz diorite 0.2 7.43 57 0.015 754 <1 <1 5.465 0.1 34 48 18 203 244 3 8.53 23 <0.02 <4 0.19 27 14 3.05 1220 0.5 2.59 30 43 22 0.22 3 <4 1 37 <50 224 <40 <6 2.261 <100 393 0.6 48 4 43.4 88 79 00JS049M 62.961 -148.887 Rare orange- and red-brown stained Kahiltna Fm. argillite 0.2 6.635 13 <0.005 776 1 <1 0.235 0.17 48 12 50 47.8 44 2 4.5 22 <0.02 <4 1.79 18 61 1.255 314 1 1.285 12 18 69 0.08 10 12 1 13 <50 111 <40 <6 0.305 <100 150 <0.5 9 1 126 117 80 00JS049N 62.961 -148.887 Orange-weathering felsic tuff or flow-banded subvolcanic dome 0.5 7.5 8 <0.005 2690 2 <1 0.175 0.24 78 <2 <2 77.6 74 <2 2.6 20 <0.02 <4 3.58 34 55 0.155 211 0.9 2.075 14 38 17 0.025 15 14 <1 13 <50 219 <40 9 0.115 <100 10 2.8 29 3 111 100 81 00SC046 62.961 -148.835 Clay-rich gossan zone in tuff <0.08 7.495 3 <0.005 1760 2 <1 0.47 0.32 72 3 4 7.11 6 <2 4.05 26 0.14 6 3.18 26 30 0.07 423 1 1.755 15 31 <3 0.045 13 15 1 12 <50 239 <40 10 0.19 <100 19 0.8 25 2 130 123 82 00ARj056C 62.961 -148.809 "Rusty weathering, biotite-quartz gneiss (xenolith?) " <0.08 9.61 <1 <0.005 734 4 <1 2.86 0.1 86 7 4 21.7 28 2 4.1 29 <0.02 <4 1.84 46 66 0.96 652 0.7 3.34 21 43 <3 0.16 2 6 <1 6 <50 518 <40 12 0.66 <100 26 0.9 16 <1 123 124 83 02JS045D 62.961 -149.212 Red-orange weathering layer in gray argillite / siltsone 0.1 8.174 8 <0.005 2930 3 1 0.213 <0.05 88 2 20 9.01 9 4 4.81 30 0.03 <4 1.39 37 64 2.711 294 5.1 3.167 42 48 9 0.157 7 <4 <1 17 <50 236 <40 <6 0.896 <100 176 1.3 21 3 64.8 70 84 02SC016A 62.958 -149.269 Float sample of multicolored bornite(?) or skarn(?) <0.08 6.7 2 <0.005 685 2 <1 4.433 1.07 52 39 66 232 242 8 14.72 28 0.02 <4 0.57 27 12 1.879 869 1.8 1.439 5 45 62 0.109 4 <4 <1 41 <50 347 <40 <6 0.729 <100 173 <0.5 48 5 206 199 85 02SC016B 62.958 -149.269 Float sample of multicolored bornite(?) or skarn(?) 0.2 2.004 <1 <0.005 827 <1 <1 0.103 0.12 8 3 9 49.7 46 <2 1.47 7 0.02 <4 0.67 5 7 0.747 95 0.5 0.323 <4 <9 8 0.006 4 <4 <1 8 <50 20 <40 <6 0.136 <100 47 <0.5 5 1 26.6 25 86 00JS082B 62.958 -148.974 Red weathering dark gray to black argillite / siltstone 0.8 3.315 23 0.005 5100 <1 <1 0.755 0.07 43 <2 21 10.4 10 <2 1.19 13 <0.02 <4 0.79 17 9 0.42 104 13.4 0.955 18 20 4 0.035 4 <4 2 11 <50 161 <40 6 0.355 <100 259 0.6 19 2 29 30 87 00JS082C 62.958 -148.974 "Pyritic, fine grained quartz sandstone " 0.4 7.875 8 <0.005 3920 2 <1 0.62 0.36 100 10 6 33.6 28 2 2.31 29 <0.02 5 1.42 43 23 1.24 214 3.9 3.255 18 45 15 0.08 3 <4 1 12 <50 197 <40 10 0.24 <100 94 1.9 23 3 34.8 39 88 00JS050L 62.957 -148.657 "Dark brown to black, Fe-oxide stained aplite float " 26.6 7.955 11 <0.005 2220 2 15 0.125 126 108 <2 <2 >500 1480 <2 8.61 38 0.02 <4 6.73 58 23 0.06 4150 16.4 1.915 14 56 <3 0.015 1660 1550 <1 7 81 72 <40 16 0.105 <100 <2 0.7 24 2 >500 18900 89 00JS050H 62.957 -148.655 Pyritic fractures In aplite dike 4.9 7.755 4 <0.005 1180 2 2 0.085 3.03 74 <2 4 35.6 36 <2 2.17 32 <0.02 <4 1.48 41 186 0.035 4380 1.4 4.355 7 43 <3 0.01 367 400 <1 7 <50 73 <40 13 0.04 <100 3 1.3 26 2 >500 597 90 00JS050K 62.957 -148.655 Pyrite-quartz veinlet in aplite dike 25.1 3.375 47 <0.005 396 3 6 0.045 8.85 42 <2 2 91.5 87 <2 3.67 19 0.18 <4 0.54 27 180 0.03 385 8.8 0.37 <4 26 <3 0.005 1120 1050 10 4 76 41 <40 <6 0.02 <100 <2 1.5 25 2 >500 2130 91 00JS007B 62.956 -148.981 Pyritic fine grained gabbro (?) 0.7 8.99 3 <0.005 462 2 <1 1.28 0.07 122 23 18 54 51 5 5.61 41 <0.02 <4 1.66 61 51 3.005 523 3.3 3.6 16 73 21 0.18 <1 <4 1 18 <50 177 <40 8 0.39 <100 147 1.1 18 1 157 143 92 00ARj039B 62.956 -148.825 Gray feldspar-quartz rhyolite(?) autobreccia <0.08 8.66 2 <0.005 1550 <1 <1 2.425 0.18 65 13 10 12.9 19 2 4.08 21 <0.02 <4 2.56 26 47 1.195 762 0.9 2.15 14 27 7 0.11 11 10 <1 17 <50 456 <40 <6 0.589 <100 105 1.1 22 2 101 95 93 00ARj039C 62.956 -148.825 "Altered, flow-banded rhyolite tuff " 0.1 6.46 3 <0.005 1570 2 <1 0.33 0.05 87 <2 <2 14.3 42 <2 1.02 16 <0.02 <4 1.87 31 22 0.025 88 1.3 3.255 13 32 <3 0.005 15 15 <1 7 <50 122 <40 8 0.072 <100 5 1.6 22 2 72.8 71 94 00ARj039D 62.956 -148.825 Sulfides along wavy fractures in porphyritic lava <0.08 7.075 <1 <0.005 1630 2 <1 0.31 0.05 52 <2 3 12.1 29 <2 3.24 21 <0.02 <4 2.93 19 22 0.135 517 0.7 2.58 12 22 <3 0.03 11 12 <1 15 <50 175 <40 <6 0.138 <100 21 1.1 17 2 72.1 68 95 00ARj039E 62.956 -148.825 Fe-oxide on fractures in olive-green feldspar porphyry <0.08 7.81 1 0.006 1280 1 <1 1.245 <0.05 39 5 3 17.3 32 2 5.78 24 <0.02 <4 2.27 21 32 0.67 1390 2.6 2.92 18 25 <3 0.1 10 9 <1 56 <50 371 <40 <6 0.495 <100 15 1.6 21 2 46.4 42 96 00JS050A 62.956 -148.643 "Chalky, altered leucogranodiorite " 0.3 6.455 18 <0.005 1120 2 2 0.03 <0.05 45 <2 <2 1.01 <2 <2 0.25 25 <0.02 <4 2.67 26 27 0.025 <4 6.5 0.18 17 28 <3 0.01 9 13 <1 5 <50 38 <40 10 0.08 <100 3 0.6 29 3 11.6 12 97 00JS050B 62.956 -148.643 Fracture-controlled Fe-oxide in biotite granodiorite <0.08 7.04 21 <0.005 1600 3 <1 0.435 0.39 132 <2 <2 4.59 4 3 1.21 23 <0.02 <4 3.52 150 9 0.03 96 5.9 2.765 13 140 <3 0.01 13 15 <1 6 <50 100 <40 9 0.075 <100 3 1.3 70 5 182 184 98 00JS050C 62.956 -148.643 Orange soil developed over biotite granodiorite <0.08 7.365 19 <0.005 1440 2 1 0.2 0.33 75 <2 <2 3.2 2 <2 1.8 28 0.02 5 3.39 42 18 0.075 255 5.4 1.25 19 49 <3 0.01 13 16 <1 9 <50 48 <40 14 0.095 <100 5 1.3 46 5 115 112 99 00JS050F 62.956 -148.643 Minor silicified aplite <0.08 3.62 7 <0.005 853 2 <1 0.08 <0.05 23 <2 <2 1.27 <2 <2 0.3 16 <0.02 <4 1.65 21 40 0.035 7 1.8 0.17 8 26 <3 0.005 8 8 <1 4 <50 36 <40 6 0.035 <100 2 0.5 21 2 11.4 13 100 99JS020A 62.955 -148.645 Quartz-pyrite cobble in orange-stained granodiorite 0.2 6.221 2 0.02 1430 3 <1 0.303 0.35 43 <2 <2 3.15 4 <2 1.06 19 <0.02 <4 3.2 34 17 0.033 73 3.9 1.985 11 26 <3 0.005 8 18 <1 5 <50 72 <40 9 0.062 <100 6 4.1 24 2 86.2 88 101 00JS027A 62.952 -147.814 Small gossan zone in float at contact of limestone and basalt 1 1.775 42 0.024 17 <1 1 0.09 0.26 22 18 78 293 285 <2 28.4 57 0.13 <4 0.08 <2 7 0.07 321 4.6 0.105 <4 11 17 0.095 <1 <4 115 7 <50 18 <40 <6 0.48 <100 258 19.2 6 2 34.8 39 102 02JS046D 62.951 -149.213 Black argillite with orange weathering siderite veinlets <0.08 1.486 <1 <0.005 105 <1 6 17.16 0.28 9 8 11 20.5 20 4 8.11 5 <0.02 <4 0.34 7 141 2.682 623 0.5 0.058 <4 22 32 0.005 1 <4 4 5 <50 211 <40 <6 0.083 <100 37 <0.5 20 2 57.5 58 103 00JS032C 62.949 -148.636 Chalky to orange-brown altered quartz aplite <0.08 7.035 3 <0.005 1270 2 <1 <0.005 0.11 69 2 <2 5.24 6 <2 1.61 20 <0.02 <4 3.58 35 29 0.145 154 <0.1 1.2 10 30 <3 0.02 11 12 1 4 <50 126 <40 17 0.06 <100 19 <0.5 16 2 64.3 60 104 00ARj082B 62.946 -148.775 Minor pyrite(?) in gray-green aphanitic volcanic rock <0.08 8.08 <1 0.008 1280 2 <1 2.025 0.23 59 4 4 10.5 13 2 3.65 22 <0.02 <4 2.19 27 24 0.525 916 1.5 2.865 15 31 3 0.075 9 12 <1 15 <50 444 <40 <6 0.325 <100 32 4.5 25 2 114 108 105 01JS035D 62.941 -149.017 Rare quartz veins cross-cutting greenstone / diabase <0.08 0.335 4 0.011 46 <1 <1 5.935 <0.05 <5 <2 <2 16.5 9 <2 0.37 <4 <0.02 <4 0.03 <2 4 0.14 336 0.1 0.11 <4 <9 <3 <0.005 <1 <4 <1 3 <50 616 <40 <6 0.011 <100 8 <0.5 3 <1 3 5 106 00ARj046A 62.928 -148.727 "Silicified, bleached aphanite (lava?) with <20% disseminated Fe-oxide to 3 mm " <0.08 6.795 2 <0.005 1720 2 <1 0.155 <0.05 23 <2 <2 5.99 6 <2 0.71 22 <0.02 <4 3.41 9 20 0.01 18 3 2.59 12 <9 <3 0.01 8 11 <1 8 <50 151 <40 <6 0.105 <100 2 1.7 11 1 22.8 22 107 00ARj046B 62.928 -148.727 Light gray dacite(?) with heavy Fe-oxide coating <0.08 7.115 1 <0.005 1880 2 <1 0.15 <0.05 83 <2 <2 10.6 13 <2 1.49 20 <0.02 <4 3.3 11 19 0.01 102 3.7 2.52 13 15 <3 0.01 6 8 <1 12 <50 150 <40 8 0.121 <100 4 1.1 13 2 61.1 61 108 01JS039A 62.926 -149.061 Yellow-orange weathering oxide with quartz in quartz- biotite(?) knotty schist 0.1 7.63 9 0.009 2470 <1 <1 1.02 <0.05 47 16 134 46.2 48 <2 4.24 19 <0.02 <4 1.85 22 75 1.85 2730 1.2 1.565 11 23 35 0.085 4 12 <1 21 <50 175 <40 <6 0.413 <100 223 1.2 13 2 81.1 74 109 01ANS024D 62.922 -148.808 Pyrite-hematite in 2 m-thick quartz vein cutting biotite grandiorite 0.4 7.215 <1 <0.005 384 <1 <1 1.055 <0.05 8 <2 <2 51.2 63 <2 0.42 22 <0.02 <4 2.96 2 15 0.03 76 0.7 2.59 <4 <9 <3 0.02 3 50 <1 <2 <50 189 <40 <6 0.006 <100 <2 <0.5 <2 <1 2.28 <2 110 00ARj091 62.922 -148.737 Fine- to medium-grained biotite granodiorite <0.08 8.255 <1 <0.005 1710 2 <1 2.385 <0.05 42 2 2 1.27 2 <2 1.63 26 <0.02 <4 2.21 27 31 0.405 257 <0.1 3.08 15 24 <3 0.045 1 11 <1 3 <50 746 <40 <6 0.208 <100 19 1.3 6 <1 99.1 107 111 00JS026B 62.915 -147.782 Closely spaced parallel and anastomosing quartz veinlets in chert <0.08 1.195 6 <0.005 490 <1 <1 0.445 <0.05 29 5 2 7.3 8 <2 1.1 5 0.03 <4 0.27 19 5 0.39 264 0.1 0.055 <4 21 22 0.005 2 <4 <1 3 <50 16 <40 <6 0.03 <100 23 <0.5 6 <1 39.9 37 112 00JS026C 62.915 -147.782 Red-brown to orange-weathering layer within chert 0.5 2.71 14 <0.005 2220 <1 <1 0.025 <0.05 38 2 10 44.1 42 <2 3.64 12 0.11 <4 1.11 15 <2 0.23 65 3.6 0.065 7 19 7 0.015 23 21 2 9 <50 9 <40 <6 0.13 <100 78 <0.5 5 <1 23.3 25 113 00JS026G 62.915 -147.782 Dark red-brown quartz-goethite boxworks in basalt / gabbro (?) 0.3 1.13 31 <0.005 84 <1 <1 13.8 0.79 16 13 13 17.1 19 2 3.95 9 <0.02 <4 0.08 <2 8 0.825 1140 0.6 0.02 <4 27 32 0.005 4 4 <1 14 <50 114 <40 <6 0.035 <100 60 <0.5 14 <1 88.7 82 114 00JS026H 62.915 -147.782 "5-10 cm thick red-brown weathering, pyritic gray-green chert layer within limestone" 0.6 7.08 126 <0.005 125 <1 1 5.42 0.13 33 28 37 50.8 49 3 5.82 20 <0.02 <4 0.07 11 8 2.415 720 0.7 3.865 27 25 23 0.06 1 <4 <1 29 <50 78 <40 <6 0.78 <100 301 <0.5 19 2 20.5 32 115 02SC025C 62.870 -149.356 Quartz-kaolinite vein cross-cutting argillite and andesite dikes at Mint mine 8.9 4.052 3960 0.143 214 1 1 0.095 0.11 15 9 74 11 11 2 6.17 12 0.04 <4 0.96 6 100 1.65 247 0.8 0.019 13 11 6 0.105 3 <4 8 16 <50 19 <40 <6 0.575 <100 138 0.8 8 2 37.1 41 116 02SC025D 62.870 -149.356 Quartz-kaolinite vein cross-cutting argillite and andesite dikes at Mint mine 5.3 4.522 729 0.114 156 1 3 0.042 <0.05 13 17 64 15.9 17 2 8.03 12 0.06 <4 0.47 5 188 3.168 538 0.7 0.015 11 9 7 0.081 3 <4 6 14 <50 16 <40 <6 0.576 <100 128 0.7 6 2 63.1 70 117 02SC025E 62.870 -149.356 Quartz-kaolinite vein cross-cutting argillite and andesite dikes at Mint mine 116 2.84 >6000 7.64 119 <1 2 0.025 0.1 <5 9 129 7.81 6 <2 5.08 8 0.07 <4 0.9 <2 151 0.321 58 0.5 0.009 10 <9 104 0.07 8 5 51 12 <50 7 <40 <6 0.41 <100 88 1.5 <2 1 23.5 27 118 02SC025F 62.870 -149.356 Vein quartz from Mint mine dump 2.1 4.864 66 0.012 427 1 <1 0.691 0.33 31 9 31 34.6 32 <2 2.12 12 <0.02 <4 1.41 18 93 1.207 458 0.4 0.033 6 19 63 0.094 6 <4 3 10 <50 40 <40 <6 0.213 <100 116 1.4 21 2 132 132 119 02SC025G 62.870 -149.356 Vein quartz from Mint mine dump 0.3 0.639 10 <0.005 146 <1 <1 0.057 0.11 10 2 6 16.6 17 <2 0.49 <4 <0.02 <4 0.19 3 13 0.085 1460 0.2 0.007 <4 <9 12 0.012 2 <4 <1 2 <50 12 <40 <6 0.015 <100 14 0.7 3 <1 21.7 21 120 02SC025H 62.870 -149.356 Vein quartz from Mint mine dump 0.3 1.139 6 <0.005 181 <1 <1 0.053 0.15 12 3 8 16.9 18 <2 1.02 <4 <0.02 <4 0.26 4 23 0.438 1430 0.3 0.009 <4 <9 24 0.02 3 <4 <1 4 <50 10 <40 <6 0.024 <100 25 0.7 5 <1 59.4 61 121 02SC025J 62.870 -149.356 Vein quartz from Mint mine dump 0.3 2.084 7 <0.005 412 <1 <1 0.077 0.16 11 6 19 19 18 <2 1.45 5 <0.02 <4 0.6 8 34 0.503 1120 0.3 0.017 <4 9 31 0.032 5 4 <1 5 <50 12 <40 <6 0.063 <100 52 0.9 15 1 57.3 62 122 00JS025E 62.849 -147.902 Orange-stained gabbr or diorite near chert <0.08 3.025 16 <0.005 136 <1 <1 0.32 <0.05 26 6 5 61 60 <2 1.29 8 0.06 <4 0.04 10 10 0.1 181 <0.1 1.795 8 10 19 0.015 2 <4 <1 6 <50 91 <40 <6 0.105 <100 33 1.1 6 <1 8.04 7 123 02JS033A 62.845 -148.560 Pale gay to white weathering altered fine-grained granite 0.2 7.224 1 <0.005 1340 <1 <1 0.031 <0.05 <5 <2 8 2.45 2 <2 0.23 20 0.08 <4 3.13 2 18 0.013 14 0.9 0.149 11 <9 6 <0.005 10 8 2 2 <50 63 <40 <6 0.19 <100 18 3.3 3 <1 7.51 11 124 02JS033C 62.845 -148.560 Orange weathering equigranular medium-grained granite 0.1 7.208 21 <0.005 1350 1 <1 0.075 <0.05 17 <2 5 2.96 4 <2 1.57 20 0.03 <4 3.19 7 26 0.043 26 1 0.11 10 <9 4 0.04 8 5 5 4 <50 62 <40 <6 0.186 <100 23 3.2 15 2 22.6 22 125 02JS033F 62.845 -148.560 Orange-weathering granite grus <0.08 7.43 22 <0.005 858 1 1 0.29 0.14 16 <2 5 6.7 8 <2 3.99 21 0.1 <4 3.26 6 19 0.045 83 1.5 0.124 9 <9 3 0.068 15 12 2 6 <50 47 <40 14 0.155 <100 25 5.2 14 2 65.1 69 126 00JS017A 62.830 -148.252 Orange-red to orange-brown fracture coating in altered amygdaloidal Nikolai basalt 0.1 7.75 9 <0.005 51 <1 <1 5.17 <0.05 22 34 68 21.7 20 <2 8.61 34 <0.02 <4 0.62 6 25 4.195 1580 0.2 3.055 29 24 79 0.065 <1 <4 <1 45 <50 135 <40 <6 1.05 <100 356 5 24 2 28.6 53 127 00JS017B 62.830 -148.252 Yellow-green bloom on fractures in altered amygdaloidal Nikolai basalt 0.1 8.155 10 <0.005 72 <1 2 6.045 <0.05 25 67 64 27.5 26 <2 8.22 38 <0.02 <4 1.01 5 8 2.495 1210 <0.1 2.8 26 22 53 0.05 2 <4 <1 34 <50 167 <40 <6 0.865 <100 325 1.9 19 2 23.3 45 128 00JS017C 62.830 -148.252 Yellow-green bloom on fractures in altered amygdaloidal Nikolai basalt 0.6 7.43 13 <0.005 162 <1 2 3.58 <0.05 25 120 67 261 248 <2 10.1 45 0.03 6 1.43 6 8 2.085 831 1.5 3.255 30 14 38 0.055 2 <4 <1 35 <50 115 <40 <6 0.9 <100 323 2.3 17 2 25.2 39 129 00JS017E 62.830 -148.252 White + yellow effluorescent fracture coating in altered amygdaloidal Nikolai basalt 0.8 3.495 102 ins 90 <1 1 0.64 1.12 14 226 13 >500 2120 <2 6.6 22 1.56 <4 0.42 2 9 2.34 990 2.6 0.295 4 <9 110 0.02 23 19 2 13 <50 15 <40 <6 0.24 <100 80 3.6 13 1 101 85 130 01JS069B 62.814 -148.804 "Slightly pyritic, biotite-rich Fe-stained zone in metasediments " 0.2 7.91 <1 0.005 1800 <1 <1 1.34 <0.05 23 5 14 29.4 32 <2 3.19 17 <0.02 <4 2.22 14 41 0.745 787 1.4 2.59 8 13 5 0.035 3 12 <1 12 <50 467 <40 <6 0.264 <100 95 0.7 9 2 57.6 68 131 01ANS027L 62.787 -148.195 5% disseminated pyrite in orange-weathering mafic sill <0.08 6.315 2 <0.005 26 <1 <1 9.86 <0.05 <5 35 14 123 115 2 5.92 15 <0.02 <4 0.02 4 8 1.57 840 0.5 0.085 5 11 27 0.045 6 5 <1 42 <50 19 <40 <6 0.649 <100 334 1 25 2 28.6 38 132 01ANS018A 62.763 -148.614 "Orange-stained, pyritic (<10%) dark gray slaty metasediment " <0.08 8.655 <1 0.009 110 <1 <1 5.895 <0.05 <5 36 44 70.9 69 <2 8.22 22 <0.02 <4 0.49 8 13 2.89 1350 0.4 2.45 16 16 22 0.14 <1 <4 <1 38 <50 831 <40 <6 0.688 <100 315 1.2 29 3 36.1 96 133 00JS064A 62.760 -148.584 "Fe-oxide stained, pyritic gray siliceous argillite " 1.1 5.935 73 <0.005 1130 <1 2 1.43 3 34 6 34 59.3 62 <2 2.9 19 0.02 <4 1.36 11 26 0.58 251 13.8 1.045 6 19 34 0.065 5 6 5 14 <50 155 <40 <6 0.13 <100 354 0.6 21 3 269 288 134 99JS008B 62.760 -148.58 "Yellow-green weathering, altered material below limestone" 0.2 7.574 12 <0.005 1900 <1 <1 0.655 0.48 24 3 6 11.4 13 <2 2.4 19 <0.02 <4 2.4 13 26 0.754 133 9.5 1.1 7 9 8 0.04 5 13 4 9 <50 106 <40 <6 0.119 <100 113 2.4 12 2 47.7 48 135 99JS008D 62.760 -148.58 "Reddest weathering, altered material from limestone/siltstone outcrop " 0.5 9.735 30 <0.005 2450 <1 <1 2.057 1.2 64 2 2 19.8 22 <2 2.1 25 <0.02 <4 3.01 34 20 0.671 148 8.1 1.5 15 39 4 0.365 4 18 7 17 <50 224 <40 8 0.26 <100 179 4.2 31 3 72.5 73 136 00JS029A 62.760 -148.578 "Dark gray, very-fine-grained dark-gray limestone " 0.2 2.245 15 <0.005 598 <1 <1 26.7 0.96 22 2 2 9.1 11 <2 1 10 <0.02 <4 0.12 10 7 1.065 1480 2.3 1.175 <4 40 7 0.045 <1 <4 2 3 <50 397 <40 <6 0.085 <100 41 <0.5 12 1 57.5 71 137 00JS029B 62.760 -148.578 Dark-red weathering chert 0.6 6.045 32 <0.005 1190 <1 <1 2.025 2.15 42 7 13 42.9 45 3 4.43 21 <0.02 4 0.34 17 31 0.775 325 23.2 1.26 11 29 55 0.07 3 5 5 16 <50 227 <40 <6 0.225 <100 351 <0.5 27 3 228 215 138 00JS029C 62.760 -148.578 Yellow effluoresence from fractures in siliceous argillite and imestone 0.9 5.405 59 ins 149 <1 2 0.985 20.1 34 30 9 131 122 2 11.1 36 <0.02 <4 1.01 10 45 0.915 276 21.7 0.77 <4 20 205 0.11 8 5 6 8 <50 80 <40 <6 0.08 <100 156 0.6 17 2 >500 1110 139 00JS029D 62.760 -148.578 White effluorescent crust on gray dark siliceous shales 0.8 3.24 83 ins 154 <1 <1 11.4 11.6 46 30 9 145 159 4 4.74 13 0.15 <4 0.43 14 19 0.665 1230 8.7 0.37 <4 39 52 0.045 2 4 7 8 <50 506 <40 <6 0.085 <100 98 <0.5 26 2 >500 493 140 01ANS027B 62.757 -148.199 Gossan zone in amygdaloidal Nikolai basalt flows <0.08 5.62 4 <0.005 35 <1 <1 6.555 0.14 5 23 111 112 115 <2 4.21 15 <0.02 <4 0.04 5 39 1.59 817 <0.1 0.055 5 13 60 0.03 <1 <4 1 27 <50 212 <40 <6 0.622 <100 186 2.9 10 <1 39.3 37 141 01ANS019B 62.752 -148.594 White vein material commonly (?25%) cross-cutting Tertiary columnar basalt <0.08 8.88 <1 <0.005 136 <1 <1 4.075 <0.05 15 23 35 31.5 34 <2 3.7 10 <0.02 <4 0.41 7 35 4.445 892 0.1 2.315 13 9 47 0.09 1 <4 <1 15 <50 1210 <40 <6 0.501 <100 106 1.4 14 1 41.4 39 142 99ARj020B1 62.747 -148.201 Nikolai greenstone with malachite stain 16.2 7.266 4 0.054 17 <1 <1 2.041 1.09 27 46 41 >500 33550 2 9.97 33 0.04 5 0.03 8 21 3.999 1140 1.6 2.105 21 21 49 0.02 <1 27 <1 38 <50 100 <40 <6 0.87 <100 293 2.4 23 2 66.1 105 143 99ARj020B2 62.747 -148.201 Malachite-stained quartz vein 1.8 3.344 5 0.01 183 <1 <1 0.633 <0.05 <5 2 <2 >500 2990 <2 0.56 8 <0.02 <4 0.99 <2 10 0.209 149 0.7 0.735 <4 <9 <3 0.005 <1 5 4 <2 <50 51 <40 <6 0.04 <100 15 8.2 <2 <1 5.48 5 144 02JS011B 62.745 -148.611 Tertiary vesicular basalt with heavy iron-oxide alteration <0.08 8.892 1 <0.005 188 1 <1 5.285 0.21 18 46 51 52.6 54 3 7.28 21 0.03 <4 0.23 7 6 1.401 957 0.4 2.116 8 18 81 0.064 1 <4 <1 30 <50 307 <40 <6 0.737 <100 174 <0.5 28 4 49.9 53 145 02JS011D 62.745 -148.611 Vein of orange-weathering Fe-oxide material in Tertiary pillow basalt <0.08 3.9 <1 <0.005 140 1 5 2.383 0.37 6 101 27 56.2 56 5 18.7 8 <0.02 <4 0.14 3 10 6.728 1910 0.5 0.594 <4 <9 158 0.033 1 <4 2 20 <50 124 <40 <6 0.263 <100 148 <0.5 13 4 76.2 85 146 00JS021A 62.740 -148.408 Brick-red to orange-red coating on altered sedimentary rock 0.4 8.84 17 <0.005 1060 <1 <1 0.53 0.07 31 7 8 43.4 40 <2 4.38 26 <0.02 <4 4.4 13 17 1.17 436 1.6 1.29 15 22 3 0.08 6 <4 <1 21 <50 199 <40 <6 0.415 <100 132 <0.5 22 3 49.4 50 147 99JS014H 62.735 -148.117 "Rusty orange-brown weathering, light-colored laminated chert " 0.2 2.734 2 <0.005 1480 <1 <1 0.248 0.05 20 10 11 27 27 <2 2.05 10 <0.02 <4 1.06 14 21 0.765 1470 0.5 0.23 9 <9 41 0.015 4 8 <1 9 <50 43 <40 <6 0.164 <100 72 1.9 15 2 63.3 63 148 00JS031A 62.734 -148.136 Very dark red weathering pyritic chert 0.8 7.295 8 <0.005 3810 <1 <1 9.54 0.28 11 21 87 142 155 <2 4.89 32 <0.02 <4 1.26 <2 5 3.765 1240 23.2 1.805 13 16 34 0.035 <1 <4 <1 38 <50 112 <40 <6 0.46 <100 299 0.9 19 2 18.9 54 149 00JS031B 62.734 -148.136 Chalcopyrite-calcite-pyrite-garnet-pyroxene skarn 1.8 2.66 4 0.012 24 <1 2 17.9 1.92 22 21 5 >500 568 <2 14.7 38 0.05 <4 0.01 2 <2 0.655 6810 0.7 0.255 <4 26 11 0.035 22 18 1 <2 <50 253 <40 <6 0.03 <100 315 8.1 9 <1 146 160 150 01SC004 62.734 -148.069 Very coarse grained pyroxene-plagioclase gabbro <0.08 9.16 4 <0.005 100 <1 <1 6.895 0.09 <5 37 10 156 157 <2 6.72 20 <0.02 <4 0.1 <2 5 2.795 1080 0.1 3.185 7 <9 42 0.035 <1 <4 <1 39 <50 102 <40 <6 0.462 <100 263 <0.5 28 3 55.6 55 151 01MN006 62.734 -147.824 Hornblende-biotite granodiorite or gneiss 0.2 5.278 <1 <0.005 160 <1 <1 3.479 0.22 <5 29 56 >500 569 2 7.55 12 <0.02 <4 0.2 2 9 2.11 817 14.2 0.958 <4 <9 30 0.019 1 <4 <1 17 <50 171 <40 <6 0.123 <100 113 0.9 9 2 61.5 60 152 00JS058C 62.733 -148.145 "Most altered, pyritic cherty argillite " 0.4 7.715 1 <0.005 120 <1 1 7.32 0.46 20 22 224 112 105 <2 6.77 22 <0.02 <4 0.9 4 10 4.495 1020 5.5 0.96 10 18 79 0.035 19 21 1 37 <50 385 <40 <6 0.42 <100 256 0.7 15 2 94.8 114 153 99JS014F 62.732 -148.117 Rare red-orange weathering volcaniclastic cobble in chert <0.08 7.106 <1 0.006 357 <1 <1 5.187 0.21 <5 26 <2 73.6 69 <2 9.62 31 <0.02 6 0.28 <2 6 2.398 1410 0.3 2.12 9 11 <3 0.035 <1 13 <1 46 <50 91 <40 <6 0.616 <100 471 2.7 26 3 76.6 83 154 01JS012B 62.732 -148.097 Fe-oxide stained siliceous argillite near gabbro sill 0.2 7.76 11 0.009 13480 <1 <1 0.755 0.08 35 6 8 20.7 26 <2 3.13 13 0.02 <4 2.27 16 12 1.45 222 1.1 2.485 8 19 8 0.04 11 10 3 22 <50 219 <40 <6 0.523 <100 133 1.3 16 2 37.6 41 155 00SC016C 62.731 -148.391 Sulfides in mafic(?) lava 0.1 3.68 1 <0.005 4750 <1 <1 0.715 <0.05 33 6 10 19.7 18 <2 2.35 15 <0.02 <4 0.36 15 6 0.875 502 <0.1 1.475 9 20 30 0.03 6 6 <1 12 <50 100 <40 <6 0.22 <100 53 3.4 13 2 42.2 41 156 00SC021A 62.731 -148.385 "Pyritic silica, within thick mafic lava flows " <0.08 2.71 5 <0.005 278 <1 <1 0.65 <0.05 23 6 10 3.17 <2 <2 2.24 11 <0.02 <4 0.02 6 15 1.07 209 0.3 1.07 8 <9 24 0.01 9 9 <1 8 <50 63 <40 <6 0.165 <100 53 0.6 7 1 21.5 21 157 99ARj023 62.731 -148.23 Disseminated pyrite and pyrrhotite with epidote veinlets in equigranular mafic intrusion <0.08 8.063 3 0.01 451 <1 <1 5.764 0.08 10 44 141 142 134 <2 7.97 28 <0.02 <4 0.61 <2 11 4.648 1190 0.2 2.035 12 <9 78 0.045 <1 18 <1 46 <50 292 <40 <6 0.593 <100 347 2.8 19 2 57.7 69 158 01JS011A 62.731 -148.095 "Veinlet and disseminated pyrhhotite, pyrite and Mn-oxide(?) in pale green aphanitic dacite(?) " <0.08 7.48 <1 0.014 77 <1 <1 8.365 0.13 <5 42 35 96.5 122 <2 7 18 <0.02 <4 0.05 4 3 3.66 1410 0.5 2.01 12 <9 53 0.03 <1 6 <1 42 <50 117 <40 <6 0.418 <100 271 1.1 19 2 31.3 63 159 01SC001B 62.731 -148.095 "Quartz-veined, fine-grained mafic tuff(?) " <0.08 5.225 7 <0.005 1230 <1 <1 5.01 0.06 <5 16 9 49.9 51 <2 3.14 7 <0.02 <4 0.54 <2 2 1.415 516 <0.1 0.865 <4 <9 21 0.01 <1 <4 <1 16 <50 62 <40 <6 0.165 <100 116 <0.5 8 1 16.3 25 160 00AG007 62.724 -148.444 Very fine grained (pyrite) biotite-feldspar intrusion 0.2 8.935 11 <0.005 477 <1 <1 3.195 0.09 32 15 19 62.9 64 2 4.82 15 <0.02 <4 1.13 11 6 2.06 905 <0.1 2.925 17 12 13 0.08 <1 <4 <1 27 <50 866 <40 <6 0.465 <100 207 0.8 22 3 77.3 70 161 99ARj010C 62.724 -148.116 Grab sample of quartz veins in metavolcanic(?) rocks <0.08 0.259 3 0.09 38 <1 <1 0.116 <0.05 <5 <2 15 <0.05 4 <2 0.16 4 <0.02 <4 0.13 <2 <2 0.022 165 0.2 0.025 <4 <9 8 <0.005 <1 <4 1 <2 <50 2 <40 <6 <0.005 <100 2 1.1 <2 <1 0.97 <2 162 00AG017C 62.723 -148.465 Locally pyritic argillite 0.5 6.045 9 <0.005 390 <1 <1 3.64 0.16 30 8 26 31.3 29 <2 3.44 20 0.04 <4 1.58 12 22 1.53 558 <0.1 1.125 9 20 19 0.05 6 <4 2 13 <50 180 <40 <6 0.285 <100 126 1.4 17 2 88.8 86 163 00AG005 62.721 -148.441 Fine- to medium- grained feldspar-hornblende(?) hypabyssal intrusion(?) or flow with lithic clasts 0.3 8.505 4 <0.005 630 1 1 4.52 0.08 55 20 82 38 38 2 5.94 30 <0.02 <4 1.44 20 8 2.84 1280 <0.1 2.195 13 30 58 0.125 2 <4 2 29 <50 659 <40 6 0.475 <100 172 <0.5 26 3 85.2 87 164 00AG003 62.720 -148.44 Pyrite-bearing diabase dike 0.3 8.605 5 <0.005 681 <1 2 5.355 0.13 33 26 49 108 103 <2 6.71 39 <0.02 <4 1.26 8 7 2.53 1450 0.3 2.5 14 20 25 0.125 4 <4 <1 35 <50 480 <40 <6 0.555 <100 333 1.2 21 2 85.5 82 165 00AG010 62.720 -148.413 Quartz-calcite vein breccia from north-south float train 0.2 1.85 2 <0.005 26 <1 <1 6.55 <0.05 10 8 4 13.8 15 <2 1.56 7 <0.02 <4 0.02 3 7 0.79 619 <0.1 0.685 <4 <9 11 0.005 <1 <4 <1 10 <50 51 <40 <6 0.055 <100 59 1.2 5 <1 20.2 19 166 00AG001A 62.719 -148.438 Rubble of epidote-altered fragmental tuff 0.3 8.615 5 <0.005 797 2 1 2.075 0.17 60 8 3 22.2 23 2 4.16 25 <0.02 4 2.06 27 5 1.54 993 0.7 2.805 18 32 <3 0.115 6 <4 1 18 <50 546 <40 7 0.44 <100 85 0.7 26 3 81.2 75 167 00AG009 62.719 -148.420 "Fine grained, seriate feldspar-hornblende-(pyrite) intrusion" 0.3 8.47 4 <0.005 1180 <1 <1 5.32 0.2 31 37 5 154 157 <2 7.98 29 <0.02 <4 1.13 7 7 3.28 1390 0.2 2.175 13 12 25 0.055 <1 <4 1 42 <50 193 <40 <6 0.435 <100 324 0.6 24 3 77.4 73 168 00SC025 62.711 -148.463 Pyritic hornblende-rich mafic intrusion(?) 0.4 9.645 5 <0.005 25 <1 <1 9.72 0.09 26 22 24 88.7 93 <2 5.78 38 <0.02 <4 0.02 6 8 2.085 1110 <0.1 0.09 14 20 21 0.075 <1 <4 <1 31 <50 49 <40 <6 0.505 <100 255 0.7 19 2 76.1 75 169 01JS058D 62.711 -148.177 Pyritic pale green-gray Nikolai mafic lava <0.08 8.97 <1 0.009 636 <1 <1 4.81 0.07 <5 30 104 87.8 91 <2 6.45 18 <0.02 <4 1.05 5 12 5.21 915 0.4 1.81 11 11 39 0.035 2 4 <1 52 <50 191 <40 <6 0.523 <100 317 <0.5 20 2 51.7 68 170 01JS053D 62.706 -148.430 "Red-orange stained, layered, medium grained mafic tuff(?)" <0.08 8.62 7 0.012 569 <1 <1 2.075 0.09 27 11 18 36.5 42 2 4.35 18 0.03 <4 2.21 13 14 1.545 944 5.1 1.955 7 19 6 0.085 7 6 <1 25 <50 273 <40 <6 0.523 <100 161 2.7 22 3 44.8 70 171 02JS017B 62.704 -148.473 Dark red weathering sulfidic black argillite 0.2 8.838 <1 <0.005 697 1 <1 2.618 0.21 18 14 22 88.7 88 3 7.13 22 <0.02 <4 1.42 8 8 1.816 1180 1.3 2.001 7 14 12 0.065 4 <4 <1 32 <50 370 <40 <6 0.586 <100 261 1.8 19 3 101 105 172 01ANS020D 62.704 -148.122 "Trace pyrite in sheared, epidote-rich, non-magnetic microgabbro " <0.08 8.39 <1 0.006 77 <1 <1 7.13 <0.05 <5 52 303 225 245 <2 6.8 13 <0.02 <4 0.22 <2 6 5.32 1490 0.1 1.655 8 <9 156 0.015 <1 <4 <1 52 <50 120 <40 <6 0.242 <100 265 1 15 2 27 54 173 00JS022H 62.697 -148.299 Rare quartz veinlets with Fe-oxide centerline cut mafic(?) sill 0.3 6.975 5 <0.005 37 <1 <1 5.755 0.14 12 20 76 17.6 19 <2 3.67 25 <0.02 <4 0.05 <2 13 1.635 1180 <0.1 0.65 <4 <9 46 0.025 <1 <4 1 17 <50 214 <40 <6 0.11 <100 168 0.9 6 1 28.5 31 174 00ARj062 62.696 -148.210 Rusty weathering clots in white quartz lenses within argillite near contact with 2 m thick mafic sill with chilled margin <0.08 0.125 <1 <0.005 30 <1 <1 0.565 <0.05 <5 <2 <2 5.65 4 <2 0.39 <4 <0.02 <4 0.04 <2 <2 0.03 91 0.1 0.025 <4 <9 4 0.025 <1 <4 <1 <2 <50 10 <40 <6 0.006 <100 2 <0.5 2 <1 2.09 5 175 00ARj065A 62.695 -148.201 Disseminated sulfide in gabbro sill <0.08 7.935 <1 0.008 634 <1 <1 6.17 0.14 <5 41 137 64.2 72 <2 6.56 16 <0.02 <4 0.33 5 9 4.935 1330 0.3 1.32 12 <9 47 0.04 1 5 <1 44 <50 143 <40 <6 0.479 <100 261 1 19 2 60.2 86 176 00ARj065B 62.695 -148.201 Rusty-weathering siliceous argillite <0.08 2.745 11 0.009 2910 <1 <1 0.14 0.07 18 2 5 21.1 23 <2 1.24 <4 <0.02 <4 0.85 6 4 0.705 156 1.1 0.905 <4 <9 4 0.025 4 <4 2 6 <50 44 <40 <6 0.133 <100 39 1.4 3 <1 16.8 19 177 00ARj030A 62.694 -148.610 Boxwork veins in orange-weathering lava breccia with angular .5-3 cm fragments <0.08 7.765 2 <0.005 521 <1 <1 4.065 0.11 <5 55 118 184 206 <2 9.93 23 0.08 <4 1.72 8 17 4.685 1170 0.4 0.87 18 19 91 0.065 <1 <4 <1 40 <50 133 <40 <6 1.15 <100 376 0.8 26 2 95.6 90 178 00ARj002A 62.688 -148.337 Quartz veins in argillite <0.08 8.44 8 0.014 743 <1 <1 4.895 0.14 <5 41 112 138 159 <2 6.14 13 0.1 <4 3.9 <2 38 4.79 1100 <0.1 0.915 8 <9 106 0.015 <1 <4 <1 40 <50 442 <40 <6 0.27 <100 224 0.9 15 2 52 61 179 00SC049 62.680 -148.240 Brown Fe-oxide-rich quartz vein float near mafic sill <0.08 1.615 5 <0.005 23 <1 <1 4.61 0.1 26 8 10 57.8 60 <2 1.73 9 <0.02 <4 <0.01 11 3 1.1 613 <0.1 0.18 9 17 39 0.02 <1 <4 <1 10 <50 14 <40 <6 0.205 <100 71 <0.5 11 1 27.9 61 180 00SC049A 62.680 -148.240 Sheared quartz vein 0.2 1.755 5 <0.005 14 <1 <1 3.76 0.07 25 6 8 32 34 <2 1.38 7 <0.02 <4 <0.01 13 <2 0.645 499 0.7 0.255 6 15 34 0.015 1 <4 <1 7 <50 12 <40 <6 0.145 <100 63 1 11 1 30.5 55 181 01ANS023A 62.674 -148.580 Cu staining in 30 cm- thick silicified gossan at contact of mafic sill and sediments 0.2 0.69 74 0.014 61 <1 <1 0.295 0.5 <5 64 27 >500 46870 <2 10.4 10 0.05 <4 0.02 4 3 0.34 360 1.2 0.04 10 9 76 0.01 11 14 <1 22 <50 42 <40 <6 0.033 <100 220 <0.5 18 2 256 353 182 00SC050 62.674 -148.243 Pyritic silceous argillite 5' from maifc sill 0.1 5.785 5 <0.005 1580 <1 <1 1.105 0.09 39 12 19 38.3 41 <2 2.84 20 <0.02 <4 1.03 17 12 1.53 214 0.3 2.255 18 17 45 0.035 3 <4 <1 14 <50 150 <40 <6 0.295 <100 122 0.9 13 2 70.5 79 183 01SC017A 62.664 -148.402 Epidote-veined and altered microgabbro sill <0.08 7.75 1 <0.005 214 <1 <1 2.045 <0.05 <5 33 7 6.6 27 <2 13.3 26 <0.02 <4 0.04 4 29 6.05 857 1.2 0.435 17 <9 11 0.035 <1 <4 <1 52 <50 92 <40 <6 0.506 <100 400 0.8 19 2 53.3 62 184 01SC016C 62.664 -148.401 Boulder of pyrite/pyrrhotite in brecciated gabbro near limestone contact 0.1 7.69 6 <0.005 28 <1 <1 12.4 <0.05 <5 39 93 33 64 <2 5.52 17 <0.02 <4 0.02 6 3 3.75 951 0.3 0.5 9 9 60 0.035 <1 <4 <1 47 <50 341 <40 <6 0.358 <100 255 1.4 16 1 4.56 23 185 00JS063C 62.658 -148.366 Oragne-brown weathering siliceous argillite <0.08 3.39 8 <0.005 89 <1 1 1.68 0.22 23 <2 6 24.9 25 <2 0.74 6 <0.02 <4 0.03 8 <2 0.13 87 5.4 1.495 <4 11 8 0.03 1 <4 <1 6 <50 29 <40 <6 0.15 <100 121 0.6 10 1 18.8 18 186 01SC009E 62.656 -148.374 "Orange-weathering, chert, interbedded with limestone and mafic sills " 0.3 2.165 10 <0.005 250 <1 <1 0.3 0.12 25 2 2 29.9 31 <2 1.46 <4 <0.02 <4 0.04 11 6 0.68 225 23.4 0.995 <4 14 7 0.015 3 <4 <1 7 <50 36 <40 <6 0.145 <100 96 0.8 17 2 12.3 13 187 01AG022 62.655 -148.430 Trace pyrite in gray limestone <0.08 2.475 <1 <0.005 23 <1 <1 7.56 0.06 18 3 4 5.44 9 <2 0.56 <4 <0.02 <4 0.03 11 3 0.38 193 0.5 1.735 <4 14 29 0.015 <1 <4 <1 7 <50 134 <40 <6 0.143 <100 48 <0.5 12 <1 11 11 188 00SC063 62.632 -148.182 Hornblendite with sulfide <0.08 8.36 5 <0.005 90 <1 <1 9.87 <0.05 10 56 61 127 139 <2 11.2 44 <0.02 <4 0.33 <2 6 5.015 1360 1.3 0.775 20 17 79 0.02 <1 <4 <1 57 <50 423 <40 <6 0.96 <100 651 1.7 15 2 35.9 70 189 01ANS022E 62.605 -148.410 Pyrrhotite and chalcopyrite in orange-weathering gabbro sill intruding limestone <0.08 7.625 2 <0.005 91 <1 <1 4.345 0.14 <5 44 7 197 222 <2 7.8 18 <0.02 <4 0.24 8 6 2.22 1510 0.8 4.27 14 15 13 0.085 <1 <4 <1 51 <50 163 <40 <6 0.869 <100 411 0.8 36 4 46 76 190 01ANS015B 62.600 -147.841 Pyritic (<5%) orange-weathering hornblende-biotite quartz diorite <0.08 9.055 <1 <0.005 532 <1 <1 3.225 <0.05 19 10 7 79.4 80 <2 3.29 16 <0.02 <4 1.06 16 9 1.205 575 0.8 2.795 8 13 4 0.045 <1 <4 <1 17 <50 427 <40 <6 0.336 <100 129 1.1 13 2 38.9 45 191 01JS022 62.591 -148.319 Pyritic biotite-quartz paragneiss <0.08 5.765 49 0.006 69 <1 <1 11 0.07 15 10 4 50.5 50 <2 2.86 10 <0.02 <4 0.11 13 35 0.095 1720 2.2 0.035 5 22 7 0.045 4 6 4 21 <50 55 <40 <6 0.27 <100 123 3.7 33 3 51.5 47 192 00ARj077B 62.583 -148.432 Minor malachite in coxcomb quartz veins cutting Nikolai Greenstone 68.1 0.05 10 0.046 23 <1 2 0.015 0.11 <5 <2 3 >500 2110 <2 1.06 <4 0.17 <4 <0.01 <2 <2 0.01 36 0.3 0.015 <4 <9 <3 0.01 32 39 <1 <2 <50 <2 <40 <6 0.006 <100 12 0.6 <2 <1 6.71 7 193 00ARj077D 62.583 -148.432 Schistose quartz vein float with metallic Mn(?) rosettes 1.1 1.675 3 0.016 1070 <1 <1 0.025 0.86 9 <2 6 133 133 <2 0.75 <4 0.03 <4 0.62 2 2 0.38 667 0.5 0.02 <4 <9 5 0.01 25 24 <1 3 <50 3 <40 <6 0.05 <100 28 2.3 3 <1 54 65 194 01JS024A 62.535 -148.217 "Rusty weathering, biotite-rich semischist / gneiss " 0.3 3.085 <1 0.027 95 <1 <1 5.02 <0.05 <5 55 26 493 607 <2 7.11 12 <0.02 <4 0.2 10 2 1.11 1200 0.9 0.355 6 15 10 0.025 <1 <4 <1 11 <50 58 <40 <6 0.248 <100 108 1.7 19 1 3.82 43 195 00ARj074B 62.533 -148.400 White quartz veins cutting biotite schist <0.08 0.085 <1 <0.005 27 <1 <1 0.02 <0.05 6 <2 <2 2 3 <2 0.07 <4 <0.02 <4 0.02 <2 <2 0.015 49 0.3 0.03 <4 <9 <3 <0.005 <1 <4 <1 <2 <50 3 <40 <6 <0.005 <100 <2 <0.5 <2 <1 0.55 3 196 01TK002A 62.503 -148.377 5% <2mm pyrite in dark gray quartz-feldspar gneiss <0.08 6.09 3 <0.005 135 <1 <1 0.59 <0.05 12 7 <2 13.3 12 <2 1.24 <4 <0.02 <4 0.34 6 2 1.035 67 0.3 3.39 <4 <9 <3 0.01 <1 <4 <1 8 <50 86 <40 <6 0.017 <100 26 3.8 <2 <1 2.37 5 197 01JS010H 62.479 -148.787 Vuggy quartz+clay altered felsic volcanic rock from trench at King and Queen prospect <0.08 5.815 9 0.021 982 2 <1 0.375 0.06 51 <2 <2 4.46 9 <2 1.24 11 0.02 <4 2.37 21 64 0.045 103 0.5 2.12 10 22 <3 0.005 8 12 2 4 <50 50 <40 <6 0.061 <100 4 1.5 24 3 32.8 36 198 01JS010C 62.478 -148.785 "Most orange-weathering, altered felsic volcanic rock " <0.08 6.6 61 0.05 1010 2 <1 0.33 <0.05 52 <2 3 3.67 5 <2 0.83 10 1.07 <4 3.84 19 35 0.015 33 0.6 1.885 11 18 <3 0.01 10 13 3 4 <50 59 <40 7 0.077 <100 6 3 20 2 9.68 11 199 01TK072A 62.427 -148.221 <5% pyrite in dark gray biotite-quartz gneiss <0.08 7.695 1 <0.005 67 <1 <1 4.895 <0.05 <5 17 2 28.5 32 <2 4.06 13 <0.02 <4 0.1 <2 <2 1.11 689 0.2 1.24 6 <9 <3 0.05 <1 <4 <1 18 <50 160 <40 <6 0.149 <100 117 1.5 4 <1 15.3 30 200 99ANS012A 62.050 -147.883 Altered zone in rhyolites <0.08 6.166 10 <0.005 743 2 <1 0.49 0.05 51 <2 <2 <0.05 <2 2 1.44 22 <0.02 6 1.95 25 23 0.182 205 1.5 2.58 12 30 <3 0.01 2 13 12 2 <50 55 <40 8 0.085 <100 27 4.9 103 11 82 99 201 99ANS019A 62.050 -147.883 Altered zone in rhyolites <0.08 7.282 26 0.005 90 <1 <1 1.056 0.09 25 16 7 20.9 18 <2 4.59 21 0.11 <4 0.28 8 86 1.408 556 0.3 0.965 13 15 11 0.06 2 13 4 17 <50 37 <40 <6 0.367 <100 112 2.4 35 4 64.7 67