Shinkai dive 1896.85 phenocrysts
Sample Time  Lat degrees Lat minutes Long degrees Long minutes Lat (dec degrees) Long (dec degrees) Depth (m)  size X (cm) size Y Size Z weight (kg) rock type occurrence color % Ol % Cpx %Plag % Other Glass rim (mm) vesiculation alteration Mn coating thickness (mm) SAMPLE DISTRIBUTION   Remarks Sediment Clast type Lithified or Unlithified Mono or poly Grain size(mm) Sorting Roundness Matrix
S686-1 0.5402778 20 26.551 154 56.0291 20.4425167 154.933818 5166 21 15 11 5.2 basalt black 3 1 no 0.5 Takahashi, USGS, Hanyu, Hammer, Johnson
S686-2a 0.5576389 20 26.3245 154 56.0651 20.4387417 154.934418 5032 19 14 10 3.5 olivine basalt gray 8 0 med. Fresh 0.1 Takahashi, USGS, Hammer, Johnson
S686-2b 0.5576389 20 26.3245 154 56.0651 20.4387417 154.934418 5032 22 17 9 7.4 basalt gray 4 0 med. fresh 0.1-0.2 Takahashi, USGS, Hanyu, Hammer, Johnson v. thin Mn, palagonite, and glass rind
S686-3a 0.6208333 20 25.673 154 56.7927 20.4278833 154.946545 4895 15 11 5 1.7 olivine basalt blue-black 5 to 10 0 fresh 1.4 Takahashi, USGS, Hanyu, Hammer, Johnson fresh sample with well-developed Mn-coating (inc. nodules on one side) with good vitreous glass zone inside palagonite layer
S686-3b 0.6208333 20 25.673 154 56.7927 20.4278833 154.946545 4895 18 9 8 2.15 olivine basalt gray black 8 0 fresh 0.1 to 0.5 Takahashi, USGS, Hammer, Johnson
S687-1 0.4777778 20 35.0483 155 5.6623 20.5841383 155.094372 2618 11 8 6 0.8 olivine basalt clast in well-sorted debris deposit black 10 0 5 weak 1 Takahashi, USGS, Hammer, Johnson, Yokose, Umino
S687-2 0.4777778 20 35.0483 155 5.6623 20.5841383 155.094372 2618 10 9 7 1 olivine basalt clast in well-sorted debris deposit black 10 0 2 weak 1 Takahashi, USGS, Hammer, Johnson, Yokose, Umino
S687-3 0.49375 20 35.0743 155 5.7218 20.5845717 155.095363 2569 28 16 12 7.2 olivine basalt clast in medium-sorted, coarser debris deposit dark gray 10 <0.1 <1 minor palagonite 3 Takahashi, USGS, Hammer, Hanyu, Johnson, Yokose, Umino
S687-4 0.5034722 20 35.1098 155 5.7709 20.5851633 155.096182 2532 15 11 8 2.4 olivine basalt small pillow chunk, from pillow outcrop gray 10 0.3 2 palagonite 0.5 mm 3 Takahashi, USGS, Hammer, Johnson, Yokose, Umino
S687-5 0.5034722 20 35.1098 155 5.7709 20.5851633 155.096182 2532 28 20 19 14.8 olivine basalt in-place pillow in sediment black 8 lots 5 none 0.8 Takahashi, USGS, Hammer, Hanyu, Johnson, Yokose, Umino pillow may have formed in sediment
S687-6 0.5333333 20 35.1173 155 5.8734 20.5852883 155.09789 2462 25 21 19 12.9 olivine basalt fragment of large, in-place pillow black 10 8 2 none <1 Takahashi, USGS, Hammer, Hanyu, Johnson, Yokose, Umino
S687-7 0.5333333 20 35.1173 155 5.8734 20.5852883 155.09789 2462 23 28 13 5.3 olivine basalt pillow fragment; not clear if it directly from a pillow, but probably not far from source dark gray 8 0.1 2 palagonite 0.2 mm 3 Takahashi, USGS, Hammer, Hanyu, Johnson, Yokose, Umino olivines <=4mm
S687-8 0.5486111 20 35.0884 155 6.0012 20.5848067 155.10002 2457 13 13 9 1.7 olivine basalt clast from poorly sorted rubble, subrounded but might be from thick Mn-coat black 10 1-2 <3 palagonite 2 Takahashi, USGS, Hammer, Johnson, Yokose, Umino
S687-9 0.5486111 20 35.0884 155 6.0012 20.5848067 155.10002 2457 13 12 11 2.3 olivine-rich basalt clast from poorly sorted rubble, subrounded but might be from thick Mn-coat gray-black 12 0 10 minor palagonite 1-4 Takahashi, USGS, Hammer, Yokose, Umino quite vesicular on a fine scale
S687-10 0.5486111 20 35.0884 155 6.0012 20.5848067 155.10002 2457 14 12 8 1.4 olivine-rich basalt clast from poorly sorted rubble, subrounded but might be from thick Mn-coat gray 12 0 7 slight 1.5-2.5 Takahashi, USGS, Hammer, Yokose, Umino variable vesicle sizes, segregation gas pockets
S687-11 0.5618056 20 35.0635 155 6.0852 20.5843917 155.10142 2411 32 21 17 15.6 picritic basalt block on top of inflated flow, origon of block unclear black 15 0 1 weak 3 Takahashi, USGS, Hammer, Hanyu, Johnson, Yokose, Umino Staurolite-like laths on outside of sample
S687-12 0.5618056 20 35.0635 155 6.0852 20.5843917 155.10142 2411 sample lost from basket
S687-13 0.6013889 20 35.93 155 6.0771 20.5988333 155.101285 2319 18 14 9 3.7 olivine basalt probably from intact pillow, or very close to one black-grey 10 5 7 none 0.3 Takahashi, USGS, Hammer, Hanyu, Johnson, Yokose, Umino
S687-14 0.6013889 20 35.93 155 6.0771 20.5988333 155.101285 2319 14 11 10 1.9 picritic basalt probably from intact pillow, or very close to one black 15 0 10 moderately altered <1 Takahashi, USGS, Hammer, Johnson, Yokose, Umino
S687-15 0.6131944 20 36.0041 155 6.0583 20.6000683 155.100972 2243 21 13 10 3.8 olivine-rich basalt angular clast "pavement" black 14 0 10 medium fresh 0-2.0 Takahashi, USGS, Hammer, Johnson, Yokose, Umino variably sized and shaped vesicles
S687-16 0.6131944 20 36.0041 155 6.0583 20.6000683 155.100972 2243 19 11 11 3.4 picritic basalt angular clast "pavement" black 20 0 15 <0.3 Takahashi, USGS, Hammer, Johnson, Yokose, Umino
S687-17 0.63125 20 36.0691 155 6.0468 20.6011517 155.10078 2172 7 7 6 0.5 picritic basalt from pillow oucrop in debris field, hard to tewll if this sample is part of in-place pillow or fragment on top black 15 0 15 palagnite 1.5 mm <0.3 mm Takahashi, USGS, Yokose, Umino
S687-18 0.63125 20 36.0691 155 6.0468 20.6011517 155.10078 2172 8 5 2 0.2 olivine basalt loose clast from below pillow outcrop black 8 0 0 fresh <0.1 Takahashi, Yokose, Umino
S687-19 0.6430556 20 36.1157 155 6.0599 20.6019283 155.100998 2115 15 12 9 2.3 picritic basalt clast in debris deposit black 20 0 15 1.5-2 Takahashi, USGS, Hammer, Yokose, Umino olivine-rich coarse sand affixed to rock, also needle-like organisms attached
S687-20 0.6430556 20 36.1157 155 6.0599 20.6019283 155.100998 2115 14 12 9 1.8 picritic basalt clast in debris deposit 20 0 25 none <1.5 Takahashi, USGS, Hammer, Johnson, Yokose, Umino
S687-21 0.6604167 20 36.2368 155 6.0645 20.6039467 155.101075 2114 16 14 11 2.7 olivine-rich basalt clast in debris deposit deep black 15 0 5 fresh, with 1.5 mm palagonite 0.3-2 Takahashi, USGS, Hammer, Hanyu, Johnson, Yokose, Umino
S687-22 0.6604167 20 36.2368 155 6.0645 20.6039467 155.101075 2114 13 10 9 1.6 olivine basalt clast in debris deposit black 10 0 10 slight 2 Takahashi, USGS, Hammer, Johnson, Yokose
S687-23 0.6791667 20 36.3726 155 6.1044 20.60621 155.10174 2124 26 19 15 9.4 olivine basalt sparse cobble field, more seds black 8 10 none 2.5 Takahashi, USGS, Hammer, Yokose plant attached
S687-24 0.6791667 20 36.3726 155 6.1044 20.60621 155.10174 2124 20 13 9 4.3 picritic basalt sparse cobble field, more seds medium gray 18 0 15 8 mm altered margin up to 3 Takahashi, USGS, Hammer, Johnson, Yokose vesicles concentrated in bands; olivine microphenos very abundant, phenos less than 1 mm ~10%
S688-1 0.4993056 19 47.4971 154 13.7603 19.7916183 154.229338 5135 9 8 7 1 picritic basalt black 20 6 1 none 0 Takahashi, USGS, Johnson, Hammer, Umino
S688-2 0.5409722 19 47.4971 154 13.7603 19.7916183 154.229338 5135 25 21 11 12.2 picritic basalt black 20 7 <1 none 0 Takahashi, USGS, Johnson, Hammer, Umino, Yokose, Hanyu
S688-3 0.5451389 19 47.7833 154 14.0585 19.7963883 154.234308 5072 26 20 20 17.7 picritic basalt black 15 5 0 none 0 Takahashi, USGS, Johnson, Hammer, Umino, Hanyu remnant hydrothermal efflorescence on surface at center of pillow section
S688-4 0.5611111 19 47.8473 154 14.2295 19.797455 154.237158 5076 20 19 14 13.5 olivine rich baslat black 14 17 2 very fresh 0 Takahashi, USGS, Johnson, Hammer, Umino, Hanyu very fresh w/surface coat of yellow alteration
S688-5 0.6027778 19 47.8473 154 14.2295 19.797455 154.237158 5076 17 13 14 4.5 picritic basalt black 18 8 2 yrllow-red hydrothermal alteration on cracked surface 0 Takahashi, USGS, Johnson, Hammer, Umino, Hanyu
S688-6 0.5868056 19 48.1125 154 14.4681 19.801875 154.241135 5025 14 14 8 2.4 picritic basalt dark gray 20 1-5 <1 none 0 Takahashi, USGS, Johnson, Hammer, Umino, Yokose, Hanyu
S688-7 0.6284722 19 48.1125 154 14.4681 19.801875 154.241135 5025 16 13 13 4.9 picritic basalt black 20 5-10 1 none 0 Takahashi, USGS, Johnson, Hammer, Umino, Yokose, Hanyu
S689-1 0.4833333 18 59.9992 156 7.6951 18.9999867 156.128252 3665 23 20 11 8.8 aphyric basalt black 0 20 weak 0 Takahashi, USGS, Hammer, Yokose
S689-2 0.5 18 59.9972 156 7.5663 18.9999533 156.126105 3578 19 15 8 3.3 aphyric basalt red-gray 0 15 slight oxidation 0 Takahashi, USGS, Yokose
S689-3a 0.5138889 18 0.0088 156 7.5129 18.0001467 156.125215 3531 13 11 7 2 basalt gray 0 25 slight oxidation 0 Takahashi, USGS, Yokose
S689-3b 0.5138889 18 0.0088 156 7.5129 18.0001467 156.125215 3531 14 13 5 1.8 basalt gray 15 0 0 none 0 Takahashi, USGS, Hammer, Yokose
S689-4 0.5305556 18 0.0099 156 7.4755 18.000165 156.124592 3474 13 9 8 2.2 basalt massive lava dark gray 5 0 5 none 0 Takahashi, USGS, Yokose may be a dike rock, olivines are microphenocrysts
S689-5 0.55 18 59.9947 156 7.3042 18.9999117 156.121737 3344 13 13 8 2.6 aphyric basalt black 0 5 none 0 Takahashi, USGS, Hammer, Yokose
S689-6 0.5673611 18 59.9737 156 7.1773 18.9995617 156.119622 3233 37 22 13 21 aphyric basalt brown 0 3 moderate <1 Takahashi, USGS, Hammer, Yokose
S689-7 0.6083333 18 0.0413 156 6.2947 18.0006883 156.104912 3075 12 9 7 0.9 brecciated lava dark gray 10 0 0 metamorphosed 0 Takahashi, USGS, Yokose auto-brecciated or fractured by later faulting, black olivine crystals
S689-8 0.6208333 18 59.9817 156 6.2008 18.999695 156.103347 3039 18 10 8 2 monolithologic breccia gray-red 0 8 oxidized 0 Takahashi, USGS, Yokose clasts are oxidized, vesicular basalt
S689-9a 0.6368056 18 59.9701 156 6.0458 18.9995017 156.100763 2948 14 9 8 1.9 volcanoclastic breccia brown 0 25-40 (included clasts) slight 0 Takahashi, USGS, Hammer, Yokose clasts are oxidized, vesicular basalt
S689-9b 0.6368056 18 59.9701 156 6.0458 18.9995017 156.100763 2948 6 5 4 0.3 olivine basalt slightly rounded clast gray-black 10 0 2 none 0.1 Takahashi, USGS, Hammer, Yokose
S689-10 0.6534722 18 59.9513 156 5.7951 18.9991883 156.096585 2717 22 20 9 4.8 volcaniclastic breccia multi 0 oxidized 0 Takahashi, USGS, Hammer, Yokose clasts have variable vesicularity and range in color from red to black
S689-11 0.6604167 18 59.9549 156 5.7753 18.9992483 156.096255 2645 14 8 5.5 1.6 volcaniclastic breccia reddish black 0 0 altered <1 Takahashi, USGS, Hammer, Yokose clasts are angular basalt, poorly sorted, sand matrix
S689-12 0.6729167 18 59.8942 156 5.6796 18.9982367 156.09466 2496 Takahashi, USGS, Hammer, Yokose sample lost during ascent
S690-1a 0.5395833 19 53.8832 156 18.0678 19.8980533 156.30113 3064 15 9 7 1.7 picritic basalt black 20 <1 5 weak 0 Takahashi, USGS, Hammer/Johnson, Umino/Yokose
S690-1b 0.5395833 19 53.8832 156 18.0678 19.8980533 156.30113 3064 21 16 13 8.5 picritic basalt gray 22 0 2 almost fresh 0.1 Takahashi, USGS, Hammer/Johnson, Umino/Yokose, Hanyu
S690-1c 0.5395833 19 53.8832 156 18.0678 19.8980533 156.30113 3064 11 10 6 1.2 basalt gray 1 1 0 <1 weak <0.5 Takahashi, USGS, Hammer/Johnson, Umino/Yokose very finely vesicular
S690-1d 0.5395833 19 53.8832 156 18.0678 19.8980533 156.30113 3064 14 8 6 1.3 basalt gray 0.5 1 0 2 no <1 Takahashi, Hammer/Johnson, Umino/Yokose very finely vesicular
S690-2a 0.5576389 19 53.9349 156 18.0065 19.898915 156.300108 3002 16 14 12 4.5 basalt black 2 5 <1 3 no 0 Takahashi, Hammer/Johnson, Umino/Yokose
S690-2b 0.5576389 19 53.9349 156 18.0065 19.898915 156.300108 3002 13 11 11 2.6 basalt black 2 2 <0.5 2 weak <0.5 Takahashi, USGS, Hammer/Johnson, Umino/Yokose v
S690-2c 0.5576389 19 53.9349 156 18.0065 19.898915 156.300108 3002 22 21 17 9.8 basalt dark gray 1 0.1 1 Takahashi, USGS, Hammer/Johnson, Umino/Yokose, Hanyu
S690-3a 0.5708333 19 53.958 156 17.9736 19.8993 156.29956 2929 20 20 14 10.3 basalt gray 1 2 2 3 no 0 Takahashi, USGS, Hammer/Johnson, Umino/Yokose, Hanyu red-brown coating on all exposed surfaces
S690-3b 0.5708333 19 53.958 156 17.9736 19.8993 156.29956 2929 14 8 8 1.5 basalt gray 2 5 0 2 slight 0.3 Takahashi, Hammer/Johnson, Umino/Yokose angular black
S690-3c 0.5708333 19 53.958 156 17.9736 19.8993 156.29956 2929 10 7 6 0.7 picritic basalt black 15 <1 5 no 0 Takahashi, USGS, Hammer/Johnson, Umino/Yokose maximum olivine size=4mm
S690-3d 0.5708333 19 53.958 156 17.9736 19.8993 156.29956 2929 14 11 7 2.1 basalt black 2 3 4 3 slight <0.5 Takahashi, USGS, Hammer/Johnson, Umino/Yokose, Hanyu well-developed pillow ind and texture
S690-3e 0.5708333 19 53.958 156 17.9736 19.8993 156.29956 2929 7 6 4.5 0.2 plag-ol basalt dark gray 10 4 0 3 no film Takahashi, Hammer/Johnson, Umino/Yokose Mn film coats all exposed surfaces
S690-4a 0.5930556 19 54.0982 156 17.7467 19.9016367 156.295778 2782 21 18 15 9.6 basalt black 1 3 0 5 weak <1 Takahashi, USGS, Hammer/Johnson, Umino/Yokose
S690-4b 0.5930556 19 54.0982 156 17.7467 19.9016367 156.295778 2782 25 17 15 9.2 basalt gray 2 3 0-2 2 surficial 0.01? Takahashi, USGS, Hammer/Johnson, Umino/Yokose, Hanyu angular block; some feathery plag and some plag clusters
S690-5a 0.6208333 19 54.263 156 17.4457 19.9043833 156.290762 2518 13 12 11 3.3 basalt black 0.5 1 0.3 3 no <1 Takahashi, USGS, Hammer/Johnson, Umino/Yokose
S690-5b 0.6208333 19 54.263 156 17.4457 19.9043833 156.290762 2518 18 15 13 4.5 basalt gray 1 0? 0.1 patchy palogonite; slight 0.5 Takahashi, USGS, Hammer/Johnson, Umino/Yokose angular surface; v. cracked interior; nearly aphyric
S690-6a 0.6340278 19 54.2818 156 17.3433 19.9046967 156.289055 2445 26 21 16 14.1 picritic basalt black 20 15 1 no thin Takahashi, USGS, Hammer/Johnson, Umino/Yokose, Hanyu
S690-6b 0.6340278 19 54.2818 156 17.3433 19.9046967 156.289055 2445 17 14 10 3.5 picritic basalt dark gray 25 0 2 no 0.1 Takahashi, USGS, Hammer/Johnson, Umino/Yokose, Hanyu olivines up to 7mm
S690-6c 0.6340278 19 54.2818 156 17.3433 19.9046967 156.289055 2445 11 6 4 0.4 picritic basalt gray 18 6 0.2 almost fresh 0.2 Takahashi, USGS, Hammer/Johnson, Umino/Yokose extremely small round vesicles
S690-6d 0.6340278 19 54.2818 156 17.3433 19.9046967 156.289055 2445 6 6 4 0.2 olivine-rich basalt dark gray 12 0 1 no film Takahashi, Hammer/Johnson, Umino/Yokose olivines up to 4mm
S690-6e 0.6340278 19 54.2818 156 17.3433 19.9046967 156.289055 2445 17 12 9 2.2 picritic basalt dark gray 25 <1 0.1 no <1 Takahashi, USGS, Hammer/Johnson, Umino/Yokose aphyric band 2-2.5 cm thick subparallel to outer chilled margin. Platy olivine parallel to band
S690-7a 0.6534722 19 54.3895 156 17.1102 19.9064917 156.28517 2172 22 16 11 6.8 picritic basalt dark gray 15 8 3 weak <1 Takahashi, USGS, Hammer/Johnson, Umino/Yokose, Hanyu elongated olivines in the interior of the sample
S690-7b 0.6534722 19 54.3895 156 17.1102 19.9064917 156.28517 2172 13 12 11 2 olivine-rich basalt dark gray 10 1 0-5 2 no 0 Takahashi, USGS, Hammer/Johnson, Umino/Yokose, Hanyu aligned olivine zone just inside rind
S690-7c 0.6534722 19 54.3895 156 17.1102 19.9064917 156.28517 2172 12 9 8 1.5 picritic basalt dark gray 20 0 3 no 0.1 Takahashi, USGS, Hammer/Johnson, Umino/Yokose, Hanyu
S690-7d 0.6534722 19 54.3895 156 17.1102 19.9064917 156.28517 2172 7 4 3 0.2 olivine-rich basalt black 11 5 3 no <1 Takahashi, Hammer/Johnson, Umino/Yokose
S690-8a 0.6763889 19 54.5101 156 17.1308 19.9085017 156.285513 2104 26 17 15 13.6 picritic basalt black 20 5 5 no <1 Takahashi, USGS, Hammer/Johnson, Umino/Yokose, Hanyu
S690-8b 0.6763889 19 54.5101 156 17.1308 19.9085017 156.285513 2104 17 17 15 6.6 olivine-plag basalt black 8 7 8 5 weak <0.5 Takahashi, USGS, Hammer/Johnson, Umino/Yokose, Hanyu
S690-A ? ? 10.5 9 8 1.4 picritic basalt gray 18 3 2 no <0.5 Takahashi, Hammer/Johnson sampling location unknown; slightly rounded clast; unlikely in-place pillow
S690-B ? ? 8.5 7 6 0.5 olivine-rich basalt gray 12 2-3 1 no <0.1 Takahashi, Hammer/Johnson sampling location unknown
S691-1 0.5076389 20 40.945 155 7.3024 20.6824167 155.121707 4377 11 17 20 2.3 gritstone brown 0 Mn-coated 0.8 Takahashi, Johnson, Daczko, USGS, Hammer, Yokose, Umino
S691-2A 0.5333333 20 40.8037 155 7.3657 20.6800617 155.122762 4303 6 8 16 1.6 pl-ol-basalt dark gray 20 0 10 0 0 <1 no <1 Takahashi, Johnson, USGS, Hammer somewhat vesicular
S691-2B 0.5333333 20 40.8037 155 7.3657 20.6800617 155.122762 4303 6 13 13 2.4 ol-basalt dark gray 15 0 0 0 0 2 no <1 Takahashi, Johnson, USGS, Hammer, Hanyu
S691-3 0.5611111 20 40.4817 155 7.5669 20.674695 155.126115 4146 11 13 18 4.7 ol-basalt gray 10 0 3 0 4 0 fresh 0.3 Takahashi, Johnson, USGS, Hammer, Hanyu
S691-4A 0.5902778 20 40.1085 155 7.8096 20.668475 155.13016 3907 7 12 11 1.8 basalt black 3 0 0 0 0 1 no 0.3 Takahashi, Johnson, USGS, Hammer
S691-4B 0.5902778 20 40.1085 155 7.8096 20.668475 155.13016 3907 12 15 21 4 basalt dark gray 5 3 0 0 1.5 3 minor palagonite 2.5 Takahashi, Johnson, USGS, Hammer, Umino, Hanyu Fe-Mn oxide variable 2-3mm on all surfaces
S691-5A 0.6159722 20 39.9398 155 7.9282 20.6656633 155.132137 3788 16 22 33 12.7 ol-rich basalt blue-gray 10 0 0 0 3 2 fresh 0.5 Takahashi, Johnson, USGS, Hammer, Hanyu
S691-5B 0.6159722 20 39.9398 155 7.9282 20.6656633 155.132137 3788 11 13 21 4.2 ol-basalt dark gray 15 0 0 0 3 3 weak 1 Takahashi, Johnson, USGS, Hammer, Hanyu
S691-6 0.63125 20 39.8053 155 7.9152 20.6634217 155.13192 3709 6 11 18 1.1 sand yellow 0.3 Takahashi, Johnson, Daczko, USGS, Hammer, Yokose, Umino
S692-1 0.4958333 19 36.211 156 17.7788 19.6035167 156.296313 4510 17 15 12 5.1 aphyric basalt 0 0 0 0 0 Yokose, USGS, Hammer&Johnson,Takahashi very fine-grained aphyric basalt with fine platy fractures
S692-2 0.4958333 19 36.211 156 17.7788 19.6035167 156.296313 4510 32 17 16 11.2 aphyric basalt gray 0 0.2 0 0 0 0 zeolite/chrolite 0 Yokose, USGS, Hammer&Johnson,Takahashi aphyric basalt with rare phenocrysts. Poorly vesiculated
S692-3 0.5625 19 36.1521 156 17.0024 19.602535 156.283373 4513 21 16 14 4.3 glass-rich fine-grained sandstone black-gray 1cm palagonite zone around outside sand grains <1 Yokose, USGS, Hammer&Johnson,Takahashi
S692-4 0.5756944 19 36.1731 156 16.9345 19.602885 156.282242 4431 10 5 4 0.2 tuff breccia black fresh 0 Yokose, Hanyu(Naka), Hammer&Johnson loosely consolidated angular clasts of lava cemented by black glass. Few matrix and clasts supported
S692-5 0.5756944 19 36.1731 156 16.9345 19.602885 156.282242 4431 2.4 volcanic breccia dark gray 0 0 0 Yokose, Hanyu(Naka), USGS, Hammer&Johnson,Takahashi 3-5mm angular clasts lava are loosely consolidated. Clasts are aphyric and devoid of vesicles
S692-6 0.5840278 19 36.1557 156 16.9185 19.602595 156.281975 4419 14 8 7 1.5 sandstone greenish gray 0 highly film Yokose, USGS, Hammer&Johnson,Takahashi glass and mineral clasts altered heavily, but variably thin Mn film surrounds sample
S692-7 0.5840278 19 36.1557 156 16.9185 19.602595 156.281975 4419 13 12 10 3.6 hyaloclastic breccia gray zeolites 0.1 Yokose, Hanyu(Naka), USGS, Hammer&Johnson,Takahashi many glass, rock, olivine clasts
S692-8 0.5840278 19 36.1557 156 16.9185 19.602595 156.281975 4419 24 19 6 2.3 hyaloclastic sandstone Yokose, Hanyu(Naka), USGS, Hammer&Johnson,Takahashi
S692-9 0.5840278 19 36.1557 156 16.9185 19.602595 156.281975 4419 12 8 7 1.2 tuff breccia dark gray 0 zeolite-clay mat. Yokose, Hanyu(Naka), USGS, Hammer&Johnson,Takahashi large(2cm)-medium clasts of vesicular glassy lava clasts are supported by the matrix of c. ash-sized glassy lava clasts and shards. Some glassy clasts have a babble-wall texture
S692-10 0.5895833 19 36.1507 156 16.9025 19.6025117 156.281708 4383 30 19 16 9.6 fine-grained breccia black 0 moderate 0 Yokose, Hanyu(Naka), USGS, Hammer&Johnson,Takahashi
S692-11 0.6090278 19 36.168 156 16.7637 19.6028 156.279395 4292 10 13 6 0.9 conglomerate dark green to black some 0 Yokose, Hanyu(Naka), USGS, Hammer&Johnson,Takahashi basalt glass, basalt fragments, olivine(some altered) and clay minerals
S692-12 0.6090278 19 36.168 156 16.7637 19.6028 156.279395 4292 17 13 9 3.1 olivine rich basalt w/ glassy sandstone gray-green 2 no 0 Yokose, Hanyu, USGS, Hammer&Johnson,Takahashi olivine rich basalt clast with adhered poorly lithified glass of olivine-rich poorly sorted sand(stone)
S692-13 0.6284722 19 36.3274 156 16.5204 19.6054567 156.27534 4120 13 11 4 1 ol-basalt dark gray 3 0 0 0 0 2 weak <1 Yokose, USGS, Hammer&Johnson,Takahashi
S692-14 0.6284722 19 36.3274 156 16.5204 19.6054567 156.27534 4120 12 10 8 1.3 ol-basalt gray 5 0 0 0 0 2 minor film Yokose, USGS, Hammer&Johnson,Takahashi olivines<3mm, often glomeroclasts
S692-15 0.6284722 19 36.3274 156 16.5204 19.6054567 156.27534 4120 10 6 5 0.5 ol-basalt dark gray 5 0 0 0 0 2 no very thin Yokose, Hammer&Johnson,Takahashi
S692-16 0.6423611 19 36.4517 156 16.3712 19.6075283 156.272853 3976 40 24 15 15.7 plag-ol-basalt rustred 8 trace 8 0 0 15 oxidized <1 Yokose, Hanyu, USGS, Hammer&Johnson,Takahashi
S692-17 0.6590278 19 36.4491 156 16.3038 19.607485 156.27173 0.6590278 4 5 9 0.2 hyaloclastite sand stone Yokose, USGS, Hammer&Johnson,Takahashi
S693-1A 0.4777778 18 56.5965 155 58.7415 18.943275 155.979025 2892 17 15 2.9 ol-basalt black 10 0 0 0 6 <1% fresh very thin Yokose, Takahashi, Hanyu, USGS, Umino
S693-1B 0.4777778 18 56.5965 155 58.7514 18.943275 155.97919 2892 18 8 11 1.75 ol-basalt black 5 0 0 0 3 0 no 0 Yokose, Takahashi,USGS, Umino tension cracks of surface rim
S693-2 0.4951389 18 56.661 155 58.6967 18.94435 155.978278 2798 22 12 20 7.5 ol-rich basalt black 15 0 0 0 1 >1% no 0 Yokose, Takahashi, Hanyu, USGS, Umino
S693-3 0.5097222 18 56.7239 155 58.6215 18.9453983 155.977025 2695 12 9 8 1.45 ol-basalt black 10 0 0 0 6 1% fresh very thin Yokose, Takahashi, Hanyu, USGS, Umino Some pieces are crust of hollow pillow with droplet of melt
S693-4 0.5347222 18 56.7674 155 58.5951 18.9461233 155.976585 2613 29 15 18 9.2 ol-basalt black 10 0 0 0 0 <1% no no Yokose, Takahashi, Hanyu, USGS, Umino
S693-5 0.5555556 18 56.8426 155 58.5007 18.9473767 155.975012 2684 21 13 13 5 ol-basalt black 5 0 1 0 0 <1% no no Yokose, Takahashi, Hanyu, USGS, Umino very low vesicularity. Olivine and plagioclase
S693-6 0.6020833 18 57.1266 155 58.3942 18.95211 155.973237 2475 18 15 7.5 2.15 basalt black <1 0 5 0 0 0 no <0.1 Yokose, Takahashi,  USGS, Umino very massive basalt with rare olivine plus scattered plagioclase phenocrysts (both are ~1 mm), Thin Mn coating
S693-7 0.6180556 18 57.2069 155 58.4386 18.9534483 155.973977 2430 11 9 10 0.9 ol-basalt dark grey 3 0 5 0 0 >1% none 0.2-0.5 Yokose, Takahashi, USGS Pl-rich evolved rock, compared to ol-basalt, sparsely ol phenocrysts. Tere is possibility that this rock would be alkaline!?
S693-U U stands for unknown 7.5 4.5 5 0.15 ol-rich basalt 10 0 0 0 0 tan very thin Olivine-rich basalt, snall fragment. Unknown sample number 
S694-1 0.5145833 19 7.0931 156 17.1787 19.1182183 156.286312 4271 15 13 8 1.5 ol-basalt black 5 0 0 0 0 <1% little, zeolite thin <0.1 Yokose, Takahashi, USGS,Hanyu olivine crystals distributed irreguraly, heavily cracked into various directions
S694-2 0.5326389 19 7.0551 156 17.1479 19.117585 156.285798 4250 30 20 15 8.5 picritic basalt dark grey 20 0 0 0 0 <5% zeolite <0.1 Yokose, Takahashi, USGS,Hanyu picritic basalt, weakly altered
S694-3 0.5402778 19 7.0479 156 17.1452 19.117465 156.285753 4229 20 12 6 1.4 aphyric basalt black 1 0 0 0 0 <1% none 0.1 Yokose, Takahashi, USGS
S694-4 0.5625 19 6.8976 156 17.0536 19.11496 156.284227 4103 17 11 10 2.7 aphyric basalt dark grey 1 0 0 0 0 1 fresh very thin Yokose, Takahashi, USGS
S694-5A 0.6368056 19 6.6858 156 16.6734 19.11143 156.27789 3904 18 11 11 2.8 Highly vesicluar basalt black <1 0 0 0 0 15% no <0.1 Yokose, Takahashi, USGS Maximum elongate has 5mm long axis. Particularly, there is very thin Mn crust. Vesicle layers aligned parallel to each other
S694-5B 0.6368056 19 6.6858 156 16.6734 19.11143 156.27789 3904 14 9 10 1.9 vesicular apyric basalt black 0 0 0 0 0 30 no <1 Yokose, Takahashi, USGS Vesicular aphyric basalt attached by sands that consist of olivine , glass and lithic fragments
S694-5C 0.6368056 19 6.6858 156 16.6734 19.11143 156.27789 3904 10 4 4 0.25 volcanic sandstone yellow <1% 0 0 0 0 0 none <1 Yokose, Takahashi, USGS coarse sand stone, glass + olivine + lithic fragments.
S694-5D 0.6368056 19 6.6858 156 16.6734 19.11143 156.27789 3904 16 12 11 2.6 basalt black, brown 3 0 0 0 0 <2% <0.2 Yokose, Takahashi, USGS lava fragment coated glassy sand (turbidite)
S694-5E 0.6368056 19 6.6858 156 16.6734 19.11143 156.27789 3904 19 12 11 3.7 ol-rich basalt dark grey 15 0 0 0 0 5% weak very thin Yokose, Takahashi, USGS,Hanyu olivine + glass + lithic fragment sticking on the surface
S695-1 0.4791667 19 5.6256 156 9.5178 19.09376 156.15863 3626 22 19 15 10.5 vesicular aphyric basalt black 2 0 0 0 0 10-30% oxidized film Yokose, Takahashi, USGS vesicle rims are oxidized
S695-2A 0.4993056 19 5.618 156 9.4714 19.0936333 156.157857 3589 16 9 9 2 black 0 0 0 0 0 20-30% oxidized film Yokose, Takahashi, USGS
S695-2B 0.4993056 19 5.618 156 9.4714 19.0936333 156.157857 3589 27 15 10 6.5 vesicular aphyric basalt black 1 0 0 0 0 5 oxidized film Yokose, Takahashi, USGS vesicles are relatively large and vesicle rims are oxidized. 
S695-2C 0.4993056 19 5.618 156 9.4714 19.0936333 156.157857 3589 14 10 11 2.1 brown <5 0 0 0 Yokose, Takahashi, USGS highly vesicular basalt.
S695-3A 0.5180556 19 5.6158 156 9.3915 19.0935967 156.156525 3503 41 41 14 19 Rahoehoe Frag. black 10 0 0 0 0 40% thin Yokose, Takahashi, USGS,Hanyu highly vesicular subaerial pahoehoe. (longitude in scanned discription sheet is not correct.)
S695-3B 0.5180556 19 5.6158 156 9.3915 19.0935967 156.156525 3503 20 13 10 5 Basalt minor oliv Reddish completely thru. 2 0 0 0 0 20 reddish 0.1 Yokose, Takahashi, USGS Probably pahoehoe lava flow. Vesicles are generally rounded. Color reddish. Erupted and cooled subaerially. (longitude in scanned discription sheet is not correct.)
S695-3C 0.5180556 19 5.6158 156 9.3915 19.0935967 156.156525 3503 26 19 16 10.5 highly vesicular ol-rich basalt 10~15% 0 0 0 0 Yokose, Takahashi, USGS,Hanyu micro ol phenocrysts (<0.5%). There is gradXX (unreadable) in vesicles. Mn coating is very thin, partly spot
S695-3D 0.5180556 19 5.6158 156 9.3915 19.0935967 156.156525 3503 8 6 4 0.2 ol-basalt Black-brown oxidized vesicles 10 0 0 0 0 35 oxidized viscles Takahashi, USGS subaerial pahoehoe fragment
S695-4A 0.5381944 19 5.6719 156 9.3041 19.0945317 156.155068 3405 18 10 6 1.5 highly vesicular sparsely ol-basalt dary grey 1 0 0 0 0 20-30% a little <0.1 Yokose, Takahashi, USGS there are two types of vesicles., ie., large ones are around 5-10mm radius and micro vesicles less than 0.1mm. Sparsely ol phenocryst and 2-3 m radius. Mn coating is very thin but covered entirely
S695-4B 0.5381944 19 5.6719 156 9.3041 19.0945317 156.155068 3405 14 9 6 1 vesicular aphyric basalt black 3 0 0 0 0 15 weak film Yokose, Takahashi, USGS
S695-4C 0.5381944 19 5.6719 156 9.3041 19.0945317 156.155068 3405 16 10 12 2 aphyric basalt reddish grey 0 0 0 0 0 20 0 Yokose, Takahashi, USGS Reddish vesiculated basalt with fine and leuticular vesicles concentrated on one side, while the other side has larger spherical to oval vesicles.
S695-4U 0.5381944 19 5.6719 156 9.3041 19.0945317 156.155068 3405 10 8 5 0.8 vesicular aphyric basalt black <1 0 <1 0 0 20 no <0.1
S695-5A 0.56875 19 5.7293 156 9.1673 19.0954883 156.152788 3272 13 11 8 1.2 ol-basalt red-black 5 0 0 0 0 35 red oxidation 0.1 Yokose, Takahashi, USGS Coursely vesicular subaerial lava flood
S695-5B 0.56875 19 5.7293 156 9.1673 19.0954883 156.152788 3272 32 23 15 8 ol-basalt black 10 0 0 0 0 35 no thin Yokose, Takahashi, USGS,Hanyu Abundant rund vesicles document origin as subaerial pahoehoe. Mn coating where projected out of mud.
S695-5U 0.56875 19 5.7293 156 9.1673 19.0954883 156.152788 3272 6 4 1.5 0.1 highly vesicular basalt brown 5< 0 0 0 0 20 non non Highly vesicular basalt.
S695-6A 0.5840278 19 5.7632 156 9.0213 19.0960533 156.150355 3124 20 14 9 4.1 aphyric basalt grey 0 0 0 0 0 20 no nil Yokose, Takahashi, USGS,Hanyu Vesicular basalt with oval to irregular vesicles.
S695-6B 0.5840278 19 5.7632 156 9.0213 19.0960533 156.150355 3124 29 19 17 7.3 ol-basalt dark reddish grey 10 0 0 0 0 25 none <<0.1 Yokose, Takahashi, USGS Olivine basalt,fragment of pahoehoe.
S695-7A 0.6 19 5.7766 156 8.9996 19.0962767 156.149993 3116 20 14 9 3.3 highly vesicular ol-rich basalt black 15 0 0 0 0 20 non non Yokose, Takahashi, USGS,Hanyu Highly vesicular olivine rich basalt.
S695-7B 0.6 19 5.7766 156 8.9996 19.0962767 156.149993 3116 20 14 15 9.5 grey 3 0 0 0 25 no no Yokose, Takahashi, USGS,Hanyu Sparsely aphyric basalt appaarently of a pahoehoe.
S695-7C 0.6 19 5.7766 156 8.9996 19.0962767 156.149993 3116 18 15 9 2.9 vesicular aphyric basalt black 0 0 0 0 0 30-40 no partly
S695-8A 0.6243056 19 5.7755 156 8.8487 19.0962583 156.147478 3060 23 19 14 7.5 Sparsely aphyric basalt grey 1 3 0 0 0 25 iddingsite nil Yokose, Takahashi, USGS Vesicular sparsely aphyric basalt. Vesicles are spherical to elongated.
S695-8B 0.6243056 19 5.7755 156 8.8487 19.0962583 156.147478 3060 6 4 3 0.1 claystone
S695-8C 0.6243056 19 5.7755 156 8.8487 19.0962583 156.147478 3060 15 9 7 1.5 vesicular aphyric basalt black 0 0 0 0 0 20 oxidized film Yokose, Takahashi, USGS
S695-8U 0.6243056 19 5.7755 156 8.8487 19.0962583 156.147478 3060 7 6 4 0.2 vesicular aphyric basalt black <1 0 0 0 0 15 oxidized 0
S695-9 0.6458333 19 5.8211 156 8.6658 19.0970183 156.14443 3220 43 32 13 30 aphyritic basalt Browny grey 0 0 0 0 0 20 some thin Yokose, Takahashi, USGS
S695-10A 0.6541667 19 5.8717 156 8.5879 19.0978617 156.143132 3136 14 11 5 1 vesicular aphyric basalt grey 0 0 <1 0 0 30 no 0 Yokose, Takahashi, USGS
S695-10B 0.6541667 19 5.8717 156 8.5879 19.0978617 156.143132 3136 16 17 11 3 vesicular aphyric basalt black <1% 0 0 0 0 30 grey film Yokose, Takahashi, USGS
S695-10C 0.6541667 19 5.8717 156 8.5879 19.0978617 156.143132 3136 12 7 5 0.5 vesicular aphyric basalt black 0 0 0 0 0 20 no <0.1 Yokose, Takahashi, USGS
S695-11A 0.6715278 19 5.9129 156 8.5491 19.0985483 156.142485 3073 19 10 7 1.5 vesicular aphyric basalt grey <1 0 <1 0 0 15 no 0 Yokose, Takahashi, USGS Surface of rock is also vesicle.
S695-11B 0.6715278 19 5.9129 156 8.5491 19.0985483 156.142485 3073 16 6 6 0.7 vesicular aphyric basalt black 5 0 0 0 0 8 black fresh 0.1 Yokose, Takahashi, USGS Elongate vesaicles suggest aa lava.
S695-11C 0.6715278 19 5.9129 156 8.5491 19.0985483 156.142485 3073 20 13 10 2.5 vesicular aphyric basalt reddish dark grey 3 0 0 0 0 25 none <<0.1 Yokose, Takahashi, USGS Vesiculated lava,nearly aphyric.
S695-U 4 4 2 0.1 vesicular aphyric basalt black 0 0 0 0 0 20 no 0.1 USGS 3 pieces of similar sizes.
S696-1 0.4861111 18 48.0794 155 14.2692 18.8013233 155.23782 4068 33 18 12 11.2 basalt black ~1 0 0 0 0 5 rusty surface 0 Takahashi,USGS,Matsumoto,Orihashi Many micro-vesicles.
S696-2 0.5013889 18 48.1199 155 14.2637 18.8019983 155.237728 4038 12 6 8 1.4 olvine-bearing basalt black 5 0 0 0 0 5 rusty surface 0 Takahashi,USGS,Matsumoto,Orihashi Vesicle size variable.
S696-3A 0.5125 18 48.1426 155 14.2506 18.8023767 155.23751 3985 16 14 11 5 sparsely aphyric basalt grey 0.2 0 0 0 <0.2 <1 stain 0 Takahashi,USGS,Matsumoto,Orihashi Un evenly distributed tiny vesicles, mosts are <0.1mm dense sparsely olivine-aphyric basalt.
S696-3B 0.5125 18 48.1426 155 14.2506 18.8023767 155.23751 3985 20 14 11 4.5 basalt black 1 0 0 0 3 1 minor red surface strain <0.05 Takahashi,USGS,Matsumoto,Orihashi Very minor red surface stain MnFeO present,but very thin <0.05mm.
S696-4A 0.5416667 18 48.4245 155 14.2332 18.807075 155.23722 3998 8 6 4 0.3 basalt black 0 0 0 0 very thin and partly <1 no no Takahashi,USGS,Matsumoto,Orihashi
S696-4B 0.5416667 18 48.4245 155 14.2332 18.807075 155.23722 3998 9 7 5 0.5 basalt black <1 0 1 0 partly 3 rusty surface 0 Takahashi,USGS,Matsumoto,Orihashi  Joint parts contain little crystals.And joint's type are 2 pattern.
S696-5A 0.55625 18 48.5864 155 14.2097 18.8097733 155.236828 3965 9 7 5 0.8 picritic basalt dark grey 15 0 0 0 0~2 1 fresh none Takahashi,USGS,Matsumoto,Orihashi
S696-5B 0.55625 18 48.5864 155 14.2097 18.8097733 155.236828 3965 13 5 8 1.1 olivine basalt black 8 0 0 0 0 0.02 minor red surface strain <0.1 Takahashi,USGS,Matsumoto,Orihashi Part of pillow lava.
S696-5C 0.55625 18 48.5864 155 14.2097 18.8097733 155.236828 3965 20 10 10 4 picrite black 25 0 0 0 >2 1 palagonite non Takahashi,USGS,Matsumoto,Orihashi
S696-6A 0.575 18 48.632 155 14.1656 18.8105333 155.236093 3883 20 18 15 6.2 olivine basalt black 37544 0 0 0 2 3 fresh very thin Takahashi,USGS,Matsumoto,Orihashi Inside is fresh but the surface is hydrothermaly altered.
S696-6B 0.575 18 48.632 155 14.1656 18.8105333 155.236093 3883 30 17 16 11.4 picritic basalt black 20 0 0 0 2 2 fresh very thin Takahashi,USGS,Matsumoto,Orihashi The surface is partly hydrothermaly altered. Dunite is included.
S696-7 0.5979167 18 48.8647 155 13.988 18.8144117 155.233133 3696 40 30 25 30 Olivine-rich basalt 15 0 0 0 1-2 Takahashi,USGS,Matsumoto,Orihashi Olivine-rich basalt. Pillow lava.
S696-8 0.6090278 18 48.9417 155 13.9387 18.815695 155.232312 3623 25 17 15 7.1 olivine basalt black 10 0 0 0 thin 2 no 0 USGS,Matsumoto,Orihashi
S696-9 0.6263889 18 49.0133 155 13.8616 18.8168883 155.231027 3537 50 25 25 32 basalt black 2 0 0 0 2 1 fresh very thin Takahashi,USGS,Matsumoto,Orihashi,Umino Some surfaces turn in red,probably hydrothremaly altered.
S696-10 0.6534722 18 49.2395 155 13.6973 18.8206583 155.228288 3348 37 24 22 22 basalt black 1 0 0 0 >1 1 palagonite 0 Takahashi,USGS,Matsumoto,Orihashi,Umino,Yoshida
S696-U 10 8 7 12 sparsely aphyric basalt dark grey 1 0 0 0 2 nil 0 0 USGS,Umino
S697-1 0.5243056 17 11.9097 155 52.4156 17.198495 155.873593 4331 25 12 10 1.5 aphyric basalt 0 0 0 0 1-2 Takahashi,USGS,Hanyu,Umino Aphyric basalt,with commingled sut mud while lava was in place.
S697-2A 0.55 17 11.7944 155 52.2163 17.1965733 155.870272 4922 14 11 3 0.6 aphyric basalt 0 0 0 0 5 paragonite 0 Takahashi,USGS,Hanyu,Umino
S697-2B 0.55 17 11.7944 155 52.2163 17.1965733 155.870272 4922 15 8 3 0.7 alkalic basalt black 0 0 0 0 0.2 aphyric paragonite/glass thin 0.1mm? Takahashi,USGS,Hanyu
S697-2U 0.55 17 11.7944 155 52.2163 17.1965733 155.870272 4922 6 3 3 0.2 aphyric basalt 0 0 0 0 2-8 Aphyric basalt glassy surface of sheet flow.
S697-3 0.5701389 17 11.614 155 51.8759 17.1935667 155.864598 4947 20 20 13 7 aphyric basalt grey 0 0 0 0 <2 0 paragonite <0.1 Takahashi,USGS,Hanyu,Umino Gently folede glassy wrinkles. Tiny vesicles can be seen by a hard lens.
S697-4A 0.5888889 17 11.5316 155 51.7838 17.1921933 155.863063 4931 9 7 3 0.4 aphyric basalt black 0 0 0 0 5 0 no 0 Takahashi,USGS,Hanyu All part glassy.
S697-4B 0.5888889 17 11.5316 155 51.7838 17.1921933 155.863063 4931 15 9 7 1.5 alkalic basalt black 0 0 0 0 2 0 paragonite 0.1 Takahashi,USGS,Hanyu,Umino
S697-4C 0.5888889 17 11.5316 155 51.7838 17.1921933 155.863063 4931 11 10 4 0.7 sparsely vesicular basalt black 0 0 <1 0 partly 3 reddish 0.1 Takahashi,USGS,Hanyu,Umino
S697-5A 0.6180556 17 11.0201 155 51.6052 17.1836683 155.860087 4934 5 3 2 0.1 aphyric basalt black 0 0 0 0 1-2 0 surface film Hanyu
S697-5B 0.6180556 17 11.0201 155 51.6052 17.1836683 155.860087 4934 5 3 2 0.1 aphyric basalt black 0 0 0 0 thin thin Takahashi,USGS
S697-6A 0.6375 17 10.9417 155 51.4863 17.1823617 155.858105 4933 9 9 7 0.5 aphyric basalt black 0 0 0 0 8 0.5 fresh <0.2 Takahashi,USGS,Hanyu,Umino
S697-6B 0.6375 17 10.9417 155 51.4863 17.1823617 155.858105 4933 20 10 10 1.2 aphyric basalt black 0 0 0 0 5 1 minor paragonite <0-1 Takahashi,USGS,Hanyu
S697-6C 0.6375 17 10.9417 155 51.4863 17.1823617 155.858105 4934 aphyric basalt black 0 0 0 0 4 5 no 0 Takahashi,USGS,Hanyu
S697-6U 0.6375 17 10.9417 155 51.4863 17.1823617 155.858105 4933 6 5 2 0.2 sheet flow basalt black 0 0 0 0 15 0 alternite Umino
S698-1A 0.4791667 18 53.5476 155 11.9107 18.89246 155.198512 3261 16 11 7 1.2 aphyric basalt black >1 0 0 0 0.8 2 slightly 0.1 Takahashi,USGS,Matsumoto,Orihashi
S698-1B 0.4791667 18 53.5476 155 11.9107 18.89246 155.198512 3261 18 14 12 4.2 aphyric basalt black 0 0 0 0 2 3 paragonite 0 Takahashi,USGS,Matsumoto,Orihashi
S698-1U 0.4791667 18 53.5476 155 11.9107 18.89246 155.198512 3261 6 3 2 0.1 aphyric basalt dark grey 0 0 0 0 0 0 paragonite Takahashi,USGS,Matsumoto,Orihashi Clasts of basalt lava probably derived from outer crust of a pillow lobe.
S698-2A 0.5090278 18 53.587 155 11.9369 18.8931167 155.198948 3225 23 12 11 5.3 basalt black 3 0 0 0 5 3 some thin Takahashi,USGS,Matsumoto,Orihashi Some olivine phenocrysts are altered.
S698-2B 0.5090278 18 53.587 155 11.9369 18.8931167 155.198948 3225 25 20 16 0.5 olivine basalt black 5 0 0 0 2 2 weak,paragonited very thin Takahashi,USGS,Matsumoto,Orihashi Glass is partly paragonized. Some olivines are altered.
S698-3A 0.5430556 18 53.7229 155 12.1507 18.8953817 155.202512 3094 26 16 12 6 aphyric basalt black <1 0 0 0 2 1-2 no ? Takahashi,USGS,Matsumoto,Orihashi
S698-3B 0.5430556 18 53.7229 155 12.1507 18.8953817 155.202512 3094 16 11 5 1.2 basalt black 1 0 0 0 2 3 fresh very thin USGS,Matsumoto,Orihashi
S698-3C 0.5430556 18 53.7229 155 12.1507 18.8953817 155.202512 3094 20 10 10 3.5 basalt gray 1 0 0 0 3 <1 some thin Takahashi,USGS,Matsumoto,Orihashi Almostly aphyric.
S698-4A 0.58125 18 53.7254 155 53.7254 18.8954233 155.895423 2815 26 19 15 9 olivine basalt black 5 0 0 0 3 1 no thin Takahashi,USGS,Matsumoto,Orihashi
S698-4B 0.58125 18 53.7254 155 53.7254 18.8954233 155.895423 2815 30 17 16 9 olivine basalt black 5 0 0 0 2 some paragonite <0.1 Takahashi,USGS,Matsumoto,Orihashi Most olivine smaller than 1mm. Perhaps some plagioclase. Somo red staining on outer non-glassy surfaces.
S698-5A 0.6076389 18 73.8711 155 53.8711 19.231185 155.897852 2592 26 17 15 13.5 olivine basalt dark grey 10 0 0 0 1 1 paragonized very thin Takahashi,USGS,Matsumoto,Orihashi
S698-5B 0.6076389 18 73.8711 155 53.8711 19.231185 155.897852 2592 20 11 15 6.5 basalt black 3 0 0 0 0 0 paragonite 0 Takahashi,USGS,Matsumoto,Orihashi
S698-6B 0.6395833 18 53.8252 155 53.8252 18.8970867 155.897087 2506 25 16 10 6 olivine basalt dark grey 5 0 0 0 1 3 fresh 0 Takahashi,USGS,Matsumoto,Orihashi
S699-1 0.4840278 19 59.1908 154 35.4894 19.9865133 154.59149 5364 24 13 11 4.5 picritic basalt grey 20 0 0 0 ~3 <0.5 palagonite 0.6mm <2.5 Takahashi,USGS,Hanyu
S699-2 0.5125 19 58.8749 154 35.8204 19.9812483 154.597007 5206 26 18 11 7.8 picrite dark grey 25 2 0 0 10 0 palagonite 1-2 Takahashi,USGS,Hanyu Dense picrite with thick Mn coating.Ropy wrinkles are preserved beneath Mn crust.
S699-3A 0.5861111 19 58.3325 154 36.2087 19.9722083 154.603478 4976 21 14 11 2.8 picrtic basalt~ol-rich basalt dark grey 15~20 0 0 0 0 1-3 very weak 0.2-0.5 Takahashi,USGS,Hanyu containg large phenocrysts of olivine.(max 5mm)
S699-3B 0.5861111 19 58.3325 154 36.2087 19.9722083 154.603478 4976 28 14 11 5.4 picrite black lava  brown mud 25 0 0 0 ? Poorly shown 3 fresh 0.5 Takahashi,USGS,Hanyu
S699-3C 0.5861111 19 58.3325 154 36.2087 19.9722083 154.603478 4976 13 8 7 1.4 picrtic basalt dark grey 20 0 0 0 no <1 weak on surface 0.1 Takahashi,USGS
S699-3D 0.5861111 19 58.3325 154 36.2087 19.9722083 154.603478 4976 26 15 13 7 picrite dark grey 25 <1 0 0 0 1-2 weak <0.1 Takahashi,USGS,Hanyu picritic basalt
S699-3U 0.5861111 19 58.3325 154 36.2087 19.9722083 154.603478 4976 3 2 2 0.1 olivine basalt black 10 0 <1 0 0 1 palagonite 0.1 USGS
S700-1A 0.5416667 22 39.4171 156 55.7397 22.6569517 156.928995 4433 31 23 13 10 dark gray around 5 ? 2-3 Takahashi,USGS,Yokose Thick Mn coating around 2~3mm contemning round vesicular sandstone particles with 30~50 size. vesicular volcanic rock Lithified poly 30~50 poor well rounded mud~very fine sand
S700-1B 0.5416667 22 39.4171 156 55.7397 22.6569517 156.928995 4433 11 11 6 0.1 tuff breccia gray zeolite <5 Takahashi,USGS,Yokose subround~subangular clasts of aphyric lava sporaidically embedded in a muddy matrix. Thick Mn coating on one side. Lava Lithified poly mud ill subround mud
S700-2 0.5520833 22 39.658 156 55.7179 22.6609667 156.928632 4362 28 17 16 9.8 gray very thin Takahashi,USGS,Yokose basaltic fragments Lithified poly 1~30 poor angular sands
S700-3A 0.5715278 22 39.7314 156 55.7074 22.66219 156.928457 4248 30 15 12 5.5 brown 0.5 Takahashi,USGS,Yokose Heteromictic breccia Lithified poly ~40(mostly~15) not good subround cray,sandstones
S700-3B 0.5715278 22 39.7314 156 55.7074 22.66219 156.928457 4248 16 18 10 2.9 brown <1 1 Takahashi,USGS,Yokose Heteromictic breccia heterogeneous Lithified poly 0.5~20 mostly lithic
S700-4A 0.5881944 22 39.8303 156 55.6828 22.6638383 156.928047 4183 17 10 11 1.9 Takahashi,USGS,Yokose Volcanic breccia, heteromictic Lithified(weakly) poly 1~20 mostly lithic
S700-4B 0.5881944 22 39.8303 156 55.6828 22.6638383 156.928047 4183 23 15 11 4 dark brown Mn-coating zeolite 0.1 Takahashi,USGS,Yokose Subround~subangular clasts of lava in a matrix of polygenetic lava clasts of 1-5mm in diameter. Moderately altered. Lithified poly 1~50 ill subround lapilli-sized lava
S700-5A 0.6069444 22 39.8679 156 55.6614 22.664465 156.92769 4088 14 6 5 0.8 dark gray brown weathered 3 Takahashi,USGS,Yokose vesicular subaerial pahhoehoe Lithified poly poor angular altered glass(?)sand
S700-5B 0.6069444 22 39.8679 156 55.6614 22.664465 156.92769 4088 23 17 17 8 basalt gray 25 some 5 Takahashi,USGS,Yokose Some volcanic conglomerate (clay matrix support) around basdaltic block with thick Mn-coating. volcanic clast Lithified ~3 bad angular clay
S700-6 0.6152778 22 40.0037 156 55.67 22.6667283 156.927833 4062 49 16 17 0.5 2.3 Takahashi,USGS,Yokose volcanic clast Lithified <2~>10 bad bad mud
S700-7 0.6340278 22 40.0456 156 55.6653 22.6674267 156.927755 3943 28 15 10 4.5 brown 0.5 Takahashi,USGS,Yokose basaltic fragments Lithified poly 1~10 poor rounded sands
S700-8A 0.6506944 22 40.0912 156 55.6657 22.6681867 156.927762 3896 21 16 11 0.5 dark gray 0.5 Takahashi,USGS,Yokose basaltic fragments Lithified poly a few~120 poor angular volcnic sand
S700-8B 0.6506944 22 40.0912 156 55.6657 22.6681867 156.927762 3896 27 20 20 13.5 See"remark" clast in breccia? 0.1 Takahashi,USGS,Yokose Turbidite clast (or conceivably, fine-grained gabbro!) none 0.1-0.2 good auguler
S700-8C 0.6506944 22 40.0912 156 55.6657 22.6681867 156.927762 3896 15 9 6 1 (Vesicular) basalt brownish black 15 some oxidization 0.2 Takahashi,USGS,Yokose
S701-1A 0.5111111 20 32.8659 158 49.9187 20.547765 158.831978 4108 12 8 8 0.9 Ol basalt dark grey 5 2 0 0 <1 <0.2 Takahashi,USGS,Yokose&Umino,Hokkaido,Hanyu Some globular lobes of pillows on the flow front of a sheet lava.Sparsely vesiculated.
S701-1B 0.5111111 20 32.8659 158 49.9187 20.547765 158.831978 4108 15 10 4 1 Ol basalt grey 5 0 0 0 2 <1 weak 5 Takahashi,USGS,Yokose&Umino,Hokkaido
S701-2 0.5340278 20 32.8659 158 49.7978 20.547765 158.829963 4048 40 28 12 12 grey brown Takahashi,USGS,Yokose&Umino,Hokkaido claystone Lithified mono clay
S701-3A 0.6013889 20 34.4138 158 49.573 20.5735633 158.826217 3867 16 14 11 5 Ol basalt grey 8 0 0 0 0 25 0.5 Takahashi,USGS,Yokose&Umino,Hokkaido Highly vesicular basalt with tiny olivine phenocrysts <1mm long. Vesicles are 1-5mm in diameter and generally spherical.
S701-3B 0.6013889 20 34.4138 158 49.573 20.5735633 158.826217 3867 24 18 12 9 dark brown-black 10 0 0 0 0 20 weak 2 Takahashi,USGS,Yokose&Umino,Hokkaido Size of vesicles increases inward. Vesiculated and non-vesiculated zones band-like structure.
S701-3C 0.6013889 20 34.4138 158 49.573 20.5735633 158.826217 3867 30 22 18 (moderatery vesicular)basalt black 1 0 <1 0 0 10 palagonite 0.3 Takahashi,USGS,Yokose&Umino,Hokkaido
S701-4A 0.6069444 20 34.4214 158 49.6022 20.57369 158.826703 3862 40 33 31 45 Ol basalt talus block dark grey 5 0 0 0 0 30 0.2 Takahashi,USGS,Yokose&Umino,Hokkaido,Hanyu Highly vesiculated lava block enclosed by thin Mn coating. Vesicules are spherical to lenticular <1cm long. Olivine phenocrysts are generally elongated <4mm long.
S701-4B 0.6069444 20 34.4214 158 49.6022 20.57369 158.826703 3862 16 15 14 5.9 picritic basalt grey 20 0 0 0 3 5-30 weak <1 Takahashi,USGS,Yokose&Umino,Hokkaido Vesicularity is dramatically change.
S701-U 5 3 2 0.1 aphyric basalt black 0 0 0 0 0 40 some <1 USGS,Hokkaido Some vesicle are filled by some fine black fragments.
S702-1 0.5222222 20 35.0518 159 1.6665 20.5841967 159.027775 4378 17 11 10 2.2 Ol basalt grey 20 0 20 0 0 2 some <1 Takahashi,USGS,Yokose,Umino,Hokkaido, OL? PL? NE? phenocrysts
S702-2A 0.5375 20 34.7297 159 1.5859 20.5788283 159.026432 4374 14 6 5 0.4 Ol basalt grey 5 0 0 0 2 0 1 Takahashi,USGS,Umino,Hokkaido, Donse sparsely phuric olivine basalt with thick glass. Olivine phenocrysts are 0.5-1mm long and some are very thin crystals.
S702-2B 0.5375 20 34.7297 159 1.5859 20.5788283 159.026432 4374 15 12 9 2.1 basalt grey 5 3 5 0 5 0 weak <1 Takahashi,USGS,Yokose,Umino,Hokkaido,
S702-3A 0.5590278 20 34.7297 159 1.6216 20.5788283 159.027027 4373 16 15 15 5 Ol basalt 7 0 0 1 1-3 1 partly palagonite 1.5 Takahashi,USGS,Yokose,Umino,Hokkaido,
S702-3B 0.5590278 20 34.7297 159 1.6216 20.5788283 159.027027 4373 16 7 4 0.9 basalt black 0 0 15 0 2 0 weak <1 Takahashi,USGS,Umino,Hokkaido, Spine on knobby pillow lava
S702-3C 0.5590278 20 34.7297 159 1.6216 20.5788283 159.027027 4373 18 9 6 1.2 Ol basalt 3 0 0 0 4 0 1 Takahashi,USGS,Umino,Hokkaido,Hanyu Donse sparsely phyric basalt lava with irregular small knobby protorusions. Upper one milimeter of glass maragin is palagonitized.
S702-4A 0.5513889 20 34.6444 159 1.6416 20.5774067 159.02736 4372 14 7 8 2 Ol basalt grey 5 0 0 0 1 0 1 Takahashi,USGS,Umino,Hokkaido, Very dense sparsely phyric basalt with glassy chilled margin, which are totally palagonitized. Olivine phenocrysts are equant to elongated up to 3mm 
S702-4B 0.5513889 20 34.6444 159 1.6416 20.5774067 159.02736 4372 19 7 7 1.8 basalt grey 4 1 8 0 6 0 weak 1.2 Takahashi,USGS,Yokose,Umino,Hokkaido, Spine on pillow lava
S702-4C 0.5513889 20 34.6444 159 1.6416 20.5774067 159.02736 4372 9 8 7 0.5 Ol basalt dark grey 20 0 0 0 3 0.1 in glass rim 2 Takahashi,USGS,Umino,Hokkaido, OL? PL? NE? phenocrysts
S702-5 0.59375 20 34.2939 159 1.7033 20.571565 159.028388 4367 41 20 13 9 Ol basalt grey 10 0 0 0 5 <1 weak 1 Takahashi,USGS,Yokose,Umino,Hokkaido,Hanyu
S702-6 0.6069444 20 34.1971 159 1.8403 20.5699517 159.030672 4349 37 20 15 11 Ol basalt grey 5-10 0 0 0 3 <1 weak 2 Takahashi,USGS,Yokose,Umino,Hokkaido,Hanyu
S702-7 0.6479167 20 33.8864 159 2.1043 20.5647733 159.035072 4206 60 32 24 23.5 mud stone brown extensive 2.5 Takahashi,USGS,Yokose,Umino,Hokkaido, Very altered hyaloclastite? muddy mono
S702-U 10 8 4 0.7 basalt 5 1 3 0 5 0 weak <1 USGS,Umino,Hokkaido, <12 small chips + chunks; described large one
S703-1 0.5138889 20 43.2818 159 13.2207 20.7213633 159.220345 4522 8 6 2 0.1 Yokose Mud sediment unlithified mono <1 silt
S703-2 0.5444444 20 43.1297 159 13.2836 20.7188283 159.221393 4525 7 5 4 0.4 dark gray 0 0 0 0 0 30 intense 2.5 USGS,Yokose.Hokkaido, aphtyric basalt with high vesiculating.
S703-3A 0.5861111 20 43.0831 159 13.3197 20.7180517 159.221995 4497 8 4 3 0.3 lava gray 8 0 0 0 4 0 weak 1.5 USGS,Yokose,Hokkaido
S703-3B 0.5861111 20 43.0831 159 13.3197 20.7180517 159.221995 4497 15 11 6 0.9 brown-yellow <1 weak 4 USGS,Yokose,Hokkaido There are a little glass under Mn-coating.And frame-structure exist from surface to bottom.There are some vesicles in frame structure but very small. Clay unlithified mono <1 well round silt
S703-3C 0.5861111 20 43.0831 159 13.3197 20.7180517 159.221995 4497 18 9 2 0.6 dark gray 0 strong 6 USGS,Yokose,Hokkaido Hyaloclastite monomictic. lithified mono 1-2 good alterd glass
S703-3D 0.5861111 20 43.0831 159 13.3197 20.7180517 159.221995 4497 15 8 8 2.3 5 Takahashi,USGS,Yokose,Umino,Hokkaido Hyaloclastite  basalt lithified mono several poor poor fine volcanic sand
S703-3E 0.5861111 20 43.0831 159 13.3197 20.7180517 159.221995 4497 27 12 10 5.5 reddish gray 0 0 0 0 0 0 none 4 Takahashi,USGS,Yokose,Umino,Hokkaido Hyaloclastite(auto-brecciared) or hyaloclastic volcanic sandstone. mono lithified mono 1 poor poor volcanic sand
S703-3F 0.5861111 20 43.0831 159 13.3197 20.7180517 159.221995 4497 32 10 11 4 altered basalt gray to right brown 0 0 0 20(altered miniral) 0 0 done 4 Takahashi,USGS,Yokose,Umino,Hokkaido highly brecciated rock(hyaloclastite)
S703-3U 0.5861111 20 43.0831 159 13.3197 20.7180517 159.221995 4497 8 6 3 0.2 gray 0 weak 4 USGS,Yokose hyaloclastite class.lithic fragment lithified 5 weak poor
S703-4A 0.6020833 20 43.0434 159 13.3178 20.71739 159.221963 4523 22 18 17 0.3 Takahashi,USGS,Yokose,Umino,Hokkaido Autobreccia? lithified poly <1 to 12 poor angular  sand to coarse sand
S703-4B 0.6020833 20 43.0434 159 13.3178 20.71739 159.221963 4523 26 24 19 19.5 black 3 0 0 0 0 0 none 2.5 Takahashi,USGS,Yokose,Umino,Hokkaido Auto-brecciaed basalt lava.
S703-5A 0.6326389 20 42.6686 159 13.1419 20.7111433 159.219032 4497 8 8 6 0.8 olivine basalt gray 10 0 0 0 5 <1 weak 1 Takahashi,USGS,Yokose,Hokkaido
S703-5B 0.6326389 20 42.6686 159 13.1419 20.7111433 159.219032 4497 15 13 12 3.4 gray 0 0 0 0 8 1-3 weak 2 Takahashi,USGS,Yokose,Umino,Hokkaido,Hanyu Mud is included in vesicles and quenched structure.
S703-5C 0.6326389 20 42.6686 159 13.1419 20.7111433 159.219032 4497 15 11 9 1.5 picritic basalt black 15 0 0 0 1.5 1 palagonite 3 USGS,Yokose,Hokkaido
S703-U 6 4 2 0.1 tuffecous silt homogeneous Lithified silt
S704-1A 0.5097222 23 42.0748 157 27.4926 23.7012467 157.45821 4295 5 4 2 0.1 black&yellow no <1 Takahashi,USGS with mudstane, some glass concentrated zone in mudsotne volcanic sand stone volcanic glass Lithified 2 bad angular
S704-1B 0.5097222 23 42.0748 157 27.4926 23.7012467 157.45821 4295 25 15 14 8.6 Trachyte? dark gray 0 1 2 0 12 0 no 3 Takahashi,USGS,Yokose,Umino,Hokkaido Heterogenutiy of glassy and crystaline parts. Feldspar spindle (Max 8mm in length)
S704-2 0.5215278 23 42.0195 157 27.5036 23.700325 157.458393 4237 22 16 14 8.5 dark gray 0 0 0 0 <1 <1 weak <0.5 Takahashi,USGS,Yokose,Umino,Hokkaido,Hanyu aphyric basalt with winkled surface
S704-3 0.5326389 23 41.9968 157 27.5071 23.6999467 157.458452 4209 28 14 10 5.9 aphyric basalt gray 0 0 0 0 5 0 <2 Takahashi,USGS,Yokose,Umino,Hokkaido Dones, aphyric lava with glass margin on one side covered with thic Mn oxide
S704-4 0.5520833 23 41.9353 157 27.5628 23.6989217 157.45938 4177 16 12 7 2.2 pillow knob  dark gray 0 0 0 0 1-3 0 weak 1-2 Takahashi,USGS,Yokose,Umino,Hokkaido pillow basalt with unusal cake texture. Glassy layer extend into interior of pollow
S704-5 0.5826389 23 41.2899 157 27.5993 23.688165 157.459988 4298 8 8 6 0.5 basalt bladk 0 0 0 0 50 <1 weak 1-3 Takahashi,USGS,Yokose,Hokkaido very glassy rock, gray band
S704-6A 0.5986111 23 41.3506 157 27.5679 23.6891767 157.459465 4285 17 12 4 0.8 tantbblack weak <1 Takahashi,USGS,Yokose,Umino,Hokkaido hyaloclastite mud to sand Lithified poly <2mm poor angular
S704-6B 0.5986111 23 41.3506 157 27.5679 23.6891767 157.459465 4285 13 12 3 0.5 basalt coarse tuff (Limu-O-Pele) yellow 0 0 0 0 0 0.1 Takahashi,USGS,Yokose,Umino,Hokkaido Black tiny glass shards in yellow matrix. Some glass shards are palagnitized. Curved bouble walls and strings of glass -0.5mm long can be seen.
S704-6C 0.5986111 23 41.3506 157 27.5679 23.6891767 157.459465 4285 11 6 3 0.15 brown and black <1 weak <1 Takahashi,USG hyaloclastite breccia Lithified poly 1 angular silt
S704-6D 0.5986111 23 41.3506 157 27.5679 23.6891767 157.459465 4285 10 5 1 0.05 aphyric basalt black 0 0 0 0 ? 30 no 2 Takahashi,USGS,Yokose small fragmantes of basalt with mud filling vesicule
S704-7 0.6138889 23 41.1552 157 27.4251 23.68592 157.457085 4257 28 19 14 8 aphyric basalt black 0 0 0 0 3 30 no <1 Takahashi,USGS,Yokose,Umino,Hokkaido interior of sample included dense "sheff" (samples toelf is top of olrained sheet frow)
S704-8A 0 0 Takahashi,USGS,Yokose,Umino,Hokkaido
S704-8B Takahashi,USGS
S704-9A 0 0 Takahashi,USGS,Yokose,Umino,Hokkaido
S704-9B 0 0 Takahashi,USGS,Yokose,Umino,Hokkaido
0 0
S705-1A 0.4986111 24 23.3264 158 20.3412 24.3887733 158.33902 4572 9 5 5 0.4 light brown 0 no 0.5 Takahsashi, USGS, Yokose Mud stone mud Lithified fine good
S705-1B 0.4986111 24 23.3264 158 20.3412 24.3887733 158.33902 4572 11 5 3 0.35 Takahsashi, USGS cubic silty cray ? Lithified <0.1 well ?
S705-1C 0.4986111 24 23.3264 158 20.3412 24.3887733 158.33902 4572 20 18 10 3.8 Takahsashi, USGS, Yokose silty cray Lithified cray none
S705-2 0.5194444 24 23.3163 158 20.3121 24.388605 158.338535 4572 24 11 10 1.7 brown <1 weak 1 Takahsashi, USGS, Yokose Mud stone mud Lithified mono <0.1
S705-3B 0.5701389 24 23.8317 158 20.8086 24.397195 158.34681 4628 13 12 1.5 0.3 black 0 0 0 0 1 0 none 0.5 Takahsashi, USGS, Hokkaido aphyric basalt, maybe crust of lobe
S705-3U 0.5701389 24 23.8317 158 20.8086 24.397195 158.34681 4628 10 8 4 0.2 aphyric basalt black 0 0 0 0 3 <1 weak 0.3-1 Takahsashi, USGS, Hokkaido
S705-4 0.6111111 24 24.3366 158 20.8827 24.40561 158.348045 4635 22 18 7 1.7 aphyric basalt gray 0 0 0 0 2 60 1 Takahsashi, USGS, Hokkaido, Yokose, Hanyu Small fingers of billowy lava extrading out of a hollow flattened tube. Inside of the tube is divided by thin curved walls with smooth surface. Thin spin of lava stands out from the inner wall suggesting espansion of gas within the tube
S705-4? 0.6111111 24 24.3366 158 20.8827 24.40561 158.348045 4635 9 6 2 0.3 Takahsashi, USGS the same as four
S705-5 0.63125 24 24.3839 158 20.9044 24.4063983 158.348407 4634 7 7 2 0.2 aphyric basalt black 3 0 0 0 0 <1 weak 2 Takahsashi, USGS
S705-U1 0.1 some basalts all black various no some various rock
S705-U2 5 5.5 4 0.05 USGS mud stone porous near the surface mud Lithified fine good
S705-U3 0.05 many mud stone with chips og glass
S705-4? USGS
S706-1 0.5326389 21 24.613 159 5.7074 21.4102167 159.095123 4496 18 15 10 2.5 black 5 0 0 0 1 0 weak <1.5 Takahashi, USGS, Umino, Hokkaido Ol-basalt
S706-2 0.5416667 21 24.3025 159 5.7271 21.4050417 159.095452 4480 35 25 12 15.5 ol basalt dark gray 5 0 0 0 0 3 little 1-2 Takahashi, USGS, Umino, Hokkaido Phenocrysts are  only olivine???
S706-3 0.5472222 21 24.6033 159 5.7471 21.410055 159.095785 4459 18 13 12 4.3 basalt black 3 0 0 0 2 5 none 2 Takahashi, USGS, Umino, Hokkaido
S706-4A 0.5694444 21 24.5187 159 5.8297 21.408645 159.097162 4433 20 13 13 9.5 basalt gray 3 3 3 0 3 <1 -1mm palagonite 3 Takahashi, USGS, Umino, Hokkaido
S706-4B 0.5694444 21 24.5187 159 5.8297 21.408645 159.097162 4433 25 23 13 7 ol basalt gray 10 0 0 0 2 nil 0.2 Takahashi, USGS, Umino, Hokkaido,Yokose Dence basalt lava with olivine microphenocrysts -0.5mm across.
S706-5 0.6034722 21 24.3912 159 5.9555 21.40652 159.099258 4328 26 25 24 12 basalt gray 0 3 3 0 3 <1 -1mm palagonite 4 Takahashi, USGS, Umino, Hokkaido,Yokose
S707-1 0.5666667 20 44.3144 158 11.1876 20.7385733 158.18646 4057 22 17 11 6 ol basalt gray 15 0 0 0 0 0 2 Takahashi, USGS, UH Dence olivine basalt block with olivine phenocrysts up to 2mm in diameter. Thin mud is attached on the block under Mn crust.
S707-2A 0.5861111 20 44.3873 158 11.1035 20.7397883 158.185058 4009 45 39 31 49 picritic basalt  gray 15 0 0 0 0 <1 no 1 Takahashi, USGS, UH, Hokkaido, Yokose
S707-2B 0.5861111 20 44.3873 158 11.1035 20.7397883 158.185058 4009 20 13 11 2.7 ol basalt dark gray 10 0 0 0 0 <1 some  4 Takahashi, USGS, UH, Hokkaido, Yokose Some olivines are altered. (iddingsite)
S707-2C 0.5861111 20 44.3873 158 11.1035 20.7397883 158.185058 4009 14 12 11 2.6 ol basalt gray 10 0 0 0 0 <1 weak 0.3 Takahashi, USGS, UH, Hokkaido
S707-3 0.5958333 20 44.4163 158 11.1073 20.7402717 158.185122 3977 25 23 18 20.8 ol basalt gray 12 0 0 0 2 0 iddingsite 4 Takahashi, USGS, UH, Hokkaido, Yokose Dence basalt with thick Mn crust. Olivine phenoctysts including tiny oxide(spinel?) are up to 3mm long. Both anhedral olivine are present.
S707-4 0.6159722 20 44.5044 158 11.0278 20.74174 158.183797 3919 31 21 7 3.2 brown 0 ? 1-2 Takahashi, USGS, UH, Yokose mud stoen  breccia Lithified mono -1 bud
S707-5 0.6381944 20 44.5348 159 10.941 20.7422467 159.18235 3940 39 25 23 23 ol basalt black 10 0 0 0 partly <1 6.5 Takahashi, USGS, UH, Hokkaido, Yokose Partly, olivine altered their color to yellow.
S708-1 0.4798611 18 59.9771 155 3.3387 18.9996183 155.055645 3468 18 10 11 1.8 poorly sorted sand stone  Takahashi, USGS,Naka, Molgan, Yokose, poorly sorted volcanic glass sandstone with fragments to 1cm. Rock contains well developed orthogonal fractures Lithified poly poor
S708-2 0.5013889 19 0.0548 155 3.4201 19.0009133 155.057002 3382 27 17 12 6 black none trace Takahashi, USGS,Naka, Molgan, Yokose, Minerals are mainly olivine. volcanic sandstone Mineral, Glass, Lithic Lithified poly <1 good poor glass
S708-3 0.5118056 19 0.0757 155 3.4585 19.0012617 155.057642 3343 33 18 9 5 some 0 Takahashi, USGS,Naka, Molgan, Yokose, Basaltic clasts are various types. (aphyric, phyric, vesicular, close packed…) Matrix are zenolite&glass. Some vesicules are filled also zeolite. conglomerate basalt Lithified 0.5-2 bad angular zeolite&glass
S708-4 0.5236111 19 0.0823 155 3.4619 19.0013717 155.057698 3317 18 14 8 2.6 dark brown 0 slightly trace Takahashi, USGS,Naka, Molgan, Yokose, Matrix is partly replaced by zeolite. Lithic is sometimes oxidized. volcanic sandstone lithic, mineral Lithified 1-3 good sub-rounded fine
S708-4B 0.5236111 19 0.0823 155 3.4619 19.0013717 155.057698 3317 12 8 6 0.7 black 0 weak thin volcanic sandstone basalt, minerals Lithified poly <2 good well glass
S708-5 0.5423611 19 0.1744 155 3.5664 19.0029067 155.05944 3175 46 27 15 14 black-very dark brown freshs none Takahashi, USGS,Naka, Molgan, Yokose,Kimura Pour sorted weakly indulcted vitric volcaniclastic coarse sandstone volcaniclastics Lithified poly 1 poor angular pore or fine volcaniclastics
S708-6 0.5472222 19 0.1831 155 3.5839 19.0030517 155.059732 3151 29 16 13 5 aphyric basalt clast dark gray 0 0 0 0 none 2 surface stain Takahashi, USGS,Naka, Yokose dense, well crystallized aphyric basalt with trace of vesicles
S708-7 0.5847222 19 0.3392 155 3.7389 19.0056533 155.062315 2948 28 20 20 11 black none 0 Takahashi, USGS,Naka, Molgan, Yokose, sorted volcanic breccia Lithified 1 good weak
S708-7B 0.5847222 19 0.3392 155 3.7389 19.0056533 155.062315 2948 25 15 10 3.3 dark gray none trace volcanic sandstone basalt, glass Lithified poly 0.5-1 poor subangular uf sst
S708-7C 0.5847222 19 0.3392 155 3.7389 19.0056533 155.062315 2948 14 12 3 0.8 dark gray weak 0 volcaniclastics Lithified coarssand-pebble poor subangular volcnicsand-silt
S708-8 0.5979167 19 0.3735 155 3.7682 19.006225 155.062803 2907 13 10 8 1.3 Poorly sorted angular breccia gray green none Takahashi, USGS,Naka, Molgan, Yokose, basalt, glass Lithified poly <1 to 14 poor angular <1mm
S708-9 0.6104167 19 0.3631 155 3.8008 19.0060517 155.063347 2862 15 13 6 1.5 Volcaniclastic sandstone Takahashi, USGS,Naka, Molgan, Yokose, Moderately sorted volcaniclastic sandstone, poly mictic, multiple mineralizated fractures, x-cutting, xx polished surfaces basalt, glass Lithified poly <2 moderate subrounded
S708-10 0.61875 19 0.3826 155 3.8286 19.0063767 155.06381 2823 10 7 5 0.4 Volcaniclastic sandstone Takahashi, USGS,Naka, Molgan, Yokose, Fine-grained, polymict sandstone with mineralized fractures basalt, glass Lithified poly <1 well subrounded
S708-11 14.59 19 0.3932 155 3.8468 19.0065533 155.064113 2797 19 9 8 1.3 Fine-grained sandstone Takahashi, USGS,Naka, Molgan, Yokose, a few grains to 4mm mostly glass sand Lithified poly <1 subrounded
S708-12 0.6333333 19 0.4259 155 3.8567 19.0070983 155.064278 2741 16 9 7 0.8 Coarse glassy sandstone Fe stain tr Takahashi, USGS,Naka, Molgan, Yokose, Densely indurated, slickensides on one surface, most clasts are glassy, some devitrified largest, -3mm poly 1-2mm medium angular
S708-13 0.6375 19 0.4393 155 3.8818 19.0073217 155.064697 2716 27 22 13 11 Volcaniclastic sandstone gray-dark gray weal 0 Takahashi, USGS,Naka, Molgan, Yokose, volcaniclastics Lithified poly 0.5mm medium subangular volcniclstics
S708-U1 0 0 19 15 15 5 aphyric basalt (pillow) dark gray 0 0 0 0 5mm 0.5 none 0.1 Takahashi, USGS,Naka, Molgan, Yokose, Kimura Sampled after S708-6
S708-U2 0 0 8 5 3 0.2 basalt black 0 tr 0 mt? 1 none USGS, Naka
S708-U3 0 0 13 7 4 0.5 basalt gray black 0 tr 0 mt? 1 none 1 none 0 Naka
S709-1 0.5256944 19 9.0643 155 7.6953 19.1510717 155.128255 2048 11 7 5 0.3 ａｐｈｙｒｉc basalt black 0 0 0 0 0 15 none <<1 USGS, Hokkaido, Kimura, Yokose, diktytaxitic texture
S709-2 0.5368056 19 9.078 155 7.6781 19.1513 155.127968 2037 6 5 3 0.1 olivine cpx basalt ｄａｒｋ brown 3 5 0 0 0 30 oxidized 0 USGS, Yokose, Naka some affixed glassy sand
S709-3 0.5493056 19 9.1315 155 7.7124 19.1521917 155.12854 2036 23 21 14 5.5 aphyric basalt dark gray 0 0 0 0 0 5 none <<1 USGS, Morgan, Hokkaido, Kimura, Yokose, Naka, Takahashi well ｃｒｙｓｔａｌｌｉｚｅｄ　groundmass
S709-4 0.5652778 19 9.2862 155 7.7736 19.15477 155.12956 2012 9 7 5 0.5 olivine basalt black 8 0 0 0 3 5 none thin USGS, Hokkaido, Kimura, Yokose, Naka
S709-5 0.5833333 19 9.4698 155 7.777 19.15783 155.129617 1965 11 6 5 0.6 aphyric basalt black 0 0 0 0 1 5 none thin USGS, Morgan, Hokkaido, Kimura, Yokose, Naka, Takahashi bimodal vesicle sizes (1 cm and 0.1 mm)
S709-6 0.6048611 19 9.606 155 7.9368 19.1601 155.13228 1868 18 12 6 1.3 aphyric basalt black 0 0 0 0 0 8 none <1 USGS, Morgan, Hokkaido, Kimura, Yokose, Naka, Takahashi bimodal vesicle sizes (1 cm and 0.1 mm), diktytaxitic
S709-7 0.6180556 19 9.6321 155 7.979 19.160535 155.132983 1852 23 14 10 3 dark rusty brown porous USGS, Morgan, Hokkaido, Yokose, Naka, Takahashi coarse bedded to finely laminated volc. Siltstone to sandstone. Laminations 1 mm to 4 cm, Granular vein fill along edge volcaniclastic sandstone to siltstone basalt glass lithified momo silt to <1 mm well in layers
S709-8 0.6298611 19 9.704 155 8.0889 19.1617333 155.134815 1837 30 16 12 4 porous moderate 0-1 USGS, Morgan, Hokkaido, Yokose, Naka, Takahashi well-sorted monomict volcaniclastic sandstone, homogeneous, grains rusty brown sandstone basalt glass lithified mono <1 mm well     variable
S709-9 0.6388889 19 9.7249 155 8.13 19.1620817 155.1355 1821 15 11 7 1.7 basalt black 3 0 3 0 3 10 none film USGS, Morgan, Hokkaido, Kimura, Yokose, Naka, Takahashi
S709-10 0.6555556 19 9.79 155 8.2509 19.1631667 155.137515 1790 28 10 10 3.1 black none film USGS, Morgan, Yokose, Naka, Takahashi weakly lithified hyaloclastite basalt glass lithified mono <3 mm poor angular
S709-u 19 155 10 4 2 0.1 aphyric basalt black 0 0 0 0 2 1 Fe stain 0.1 USGS
S710-1 0.4965278 18 56.2955 155 7.0608 18.9382583 155.11768 4401 16 14 10 2.5 aphyric basalt dark gray 0 0 0 0 0 2 none 0 USGS, Takahashi, Kimura, Yokose, Naka, Nakagawa, Morgan basalt crast surrounded by gray volcanic sgt.
S710-2A 0.5097222 18 56.3193 155 7.0539 18.938655 155.117565 4367 10 8 5 0.5 ol basalt dark gray 8 0 0 0 0 3 weak 0 USGS, Kimura, Yokose, Nakagawa Phenocrystic olivine is relatively large (1-3mm)
S710-2B 0.5097222 18 56.3193 155 7.0539 18.938655 155.117565 4367 10 8 7 1 picrite black 35 0 0 0 0 0 none 0 USGS, Takahashi, Kimura, Yokose, Naka, Nakagawa, Morgan
S710-2C 0.5097222 18 56.3193 155 7.0539 18.938655 155.117565 4367 6 6 4 0.2 basalt dark gray 1 0 0 0 0 3 none 0 USGS, Kimura, Yokose
S710-3A 0.5458333 18 56.8781 155 6.9187 18.9479683 155.115312 4121 22 16 12 4 dark brown 0 weak 0 USGS, Takahashi, Yokose, Naka, Nakagawa, Morgan Compact well indulated volcanic sandstone volcanics Lithified  poly -0.5 medium sub-rounded volcanic silt-mud
S710-3B 0.5458333 18 56.8781 155 6.9187 18.9479683 155.115312 4121 20 13 10 2.2 right gray 0 some 0 USGS, Takahashi, Yokose, Naka, Nakagawa, Morgan conglomerate basalts Lithified  0.5-5 bad rounded glass
S710-3C 0.5458333 18 56.8781 155 6.9187 18.9479683 155.115312 4121 9 8 4 0.3 pale green 0 strongly 0 USGS, Yokose, Naka, Morgan Laminated pale green altered volcanic siltstone volcanic silt-sand Lithified  mono silt well rounded volcanic mud
S710-4A 0.5666667 18 57.053 155 7.1208 18.9508833 155.11868 4122 12 9 5 0.9 aphyric basalt gray-black 0 0 0 0 0 5-8 minimal 0 USGS, Takahashi, Kimura, Yokose, Naka, Nakagawa, Morgan aphyric vesicular basalt; vesicules <1-2mm, 
S710-4B 0.5666667 18 57.053 155 7.1208 18.9508833 155.11868 4122 12 9 6 0.7 vesicular basalt reddish brown 0 0 0 0 0 358 oxieized 0 USGS, Kimura, Yokose, Morgan
S710-4C 0.5666667 18 57.053 155 7.1208 18.9508833 155.11868 4122 11 10 8 1 cpx-ol basalt dark gray 3 tr 1 0 0 1 none 0 USGS, Takahashi, Kimura, Yokose, Nakagawa, Morgan Phenocrysts are small (<1mm)
S710-4D 0.5666667 18 57.053 155 7.1208 18.9508833 155.11868 4122 15 10 9 1.6 basalt medium blue-gray 3 0 0 0 0 16 funny gray color 0 USGS, Kimura, Yokose, Naka, Nakagawa, Morgan groundmass is crystalline with lots of plagioclase
S710-5 0.5798611 18 57.1563 155 7.24 18.952605 155.120667 4032 40 26 17 14 dark gray USGS, Takahashi, Yokose, Naka, Nakagawa, Morgan volcaniclastic breccia porous picrite, aphyric basalt Lithified poly 10-30 very poor  angular volcanic sst
S710-6 0.5895833 18 57.212 155 7.2226 18.9535333 155.120377 3964 16 15 10 3.8 black 0 some 0 USGS, Takahashi, Yokose, Naka, Nakagawa, Morgan conglomerate basalt Lithified mono 1-20 bad angular glass
S710-7A 0.6180556 18 57.3522 155 7.2294 18.95587 155.12049 3886 24 20 14 5 basalt gray  3 0 0 0 0 20 slight oxidation 0 USGS, Takahashi, Kimura, Yokose, Naka, Nakagawa, Morgan greenish mineralization on one surface aligned vesicle bands parallel to surface
S710-7B 0.6180556 18 57.3522 155 7.2294 18.95587 155.12049 3886 21 18 16 6 ol basalt dark gray 10 0 0 0 0 20 done 0 USGS, Takahashi, Kimura, Yokose, Naka, Nakagawa, Morgan
S710-7C 0.6180556 18 57.3522 155 7.2294 18.95587 155.12049 3886 18 15 12 3.4 basalt red black 5 0 0 0 0 10 oxieized 0 USGS, Takahashi, Kimura, Yokose, Naka, Nakagawa, Morgan highly oxdized
S710-7D 0.6180556 18 57.3522 155 7.2294 18.95587 155.12049 3886 21 14 121 3.6 ol basalt black 7 tr 2 0 0 30 none 0 USGS, Takahashi, Kimura, Yokose, Naka, Nakagawa, Morgan prous oliv basalt
S710-3D 0.5458333 18 56.8781 155 6.9187 18.9479683 155.115312 4121 ol basalt dark gray 5 0 0 0 0 40 none 0 USGS, Naka
S710-3E 0.5458333 18 56.8781 155 6.9187 18.9479683 155.115312 4121 basalt 0 0 0 0 3 USGS
S711-1 0.5069444 20 17.7007 155 6.9142 20.2950117 155.115237 4255 34 21 17 11 tuff. Sandstone bluish gray 0 some <1 USGS, Kimura, Morgan, Yokose, Naka, Takahashi glass grains are very fresh!, matric is palagonite ?? none Lithified .5-2 well polyangular plagonite??
S711-2 0.5229167 20 17.5667 155 6.9754 20.2927783 155.116257 4154 25 13 12 3.7 glass standstone talus block black, brown rind 0 palagonite trace USGS, Kimura, Morgan, Yokose, Naka, Takahashi Lithified poly 1-2 good angular ?
S711-3 0.5381944 20 17.5573 155 7.0091 20.2926217 155.116818 4113 27 20 13 4.7 volcanic sandstone red, brown to black 0 largely palagonite <.5 USGS, Kimura, Morgan, Yokose, Naka, Takahashi homogeneous, massive, fine-grained sandstone; some mineralization on surface basalt, glass, lithics Lithified poly .2-1.5 moderate angular
S711-4 0.5486111 20 17.5421 155 7.0317 20.2923683 155.117195 4096 21 17 14 3.8 hyalo. sandstone clast in breccia 0 none 0 USGS, Kimura, Morgan, Yokose, Naka, Takahashi hyaloclastite sandstone clast from breccia, matrix is glass-rich. \clast is cuty by vein, outer 1-2 cm is plagonite, but core is fresh hyalocastic ss clast from breccia poly 1-5 poor angular
S711-5a 0.5694444 20 17.494 155 7.0896 20.2915667 155.11816 4017 13 9 7 1.2 picrite breccia clast black 30 0 0 0 15 1 Mn coating .1 USGS, Kimura, Morgan, Yokose, Naka, Takahashi Lithified 1-5 poor angular
S711-5b 0.5694444 20 17.494 155 7.0896 20.2915667 155.11816 4017 22 17 15 4.6 volcanic sandstone 0 0 0 0 0 0 none 0 USGS, Kimura, Morgan, Yokose, Naka, Takahashi well induratred pebbly volcaniclastic breccia, coated secondary (recent) semi-consolidated pebbly sand volcanics Lithified and unlithified poly 1-2 poor angular volcanics (secondary mud)
S711-5C 0.5694444 20 17.494 155 7.0896 20.2915667 155.11816 4017 17 11 10 1.7 picrite 20 0 0 0 1 0 none 1 USGS, Kimura, Morgan, Yokose, Naka, Takahashi fine^grained picrite clast from breccia.  Good Mn-coating over glassy matrix
S711-6a 0.5784722 20 17.4828 155 7.1056 20.29138 155.118427 3990 12 8 5 0.5 vesicular basalt black w/ ol 5 0 0 0 <5 10 moderate <1 USGS, Kimura, Morgan, Yokose
S711-6b 0.6201389 20 17.4828 155 7.1056 20.29138 155.118427 3990 14 10 6 1.1 olivine basalt gray 8 0 0 0 8 1 weak <<1 USGS, Kimura, Morgan, Yokose, Naka, Takahashi
S711-6c 0.6618056 20 17.4828 155 7.1056 20.29138 155.118427 3990 8 7 7 0.6 vesicular basalt black  20 0 0 0 0 30 none <.5 USGS, Kimura, Morgan, Yokose, Naka vesicular ol basalt
S711-7 0.5923611 20 17.4474 155 7.1267 20.29079 155.118778 3912 22 13 11 3.3 volcanic sandstone yellowish brown 0 0 0 0 1 0 strong .5 USGS, Kimura, Morgan, Yokose, Naka, Takahashi insection of white vein sand Lithified poly <1 well
S711-8 0.6 20 17.4438 155 7.1374 20.29073 155.118957 3862 16 8 6 0.8 autobrecciated sandstone greenish brown 0 0 0 0 2 0 some plagonitization <1 USGS, Kimura, Morgan, Yokose, Naka basalt, glass, and lithics Lithified mono (almost) 1-10 poor angular very little
S711-9 0.6076389 20 17.4171 155 7.1884 20.290285 155.119807 3792 14 8 6 0.9 vocanic sandstone dark brown 0 0 0 0 3 0 moderate film USGS, Kimura, Morgan, Yokose, Naka volcanics Lithified 0-2 poor angular volcanic silt and mud
S711-10 0.6236111 20 17.2986 155 7.3741 20.28831 155.122902 3634 40 15 13 5.9 volcanic sandstone black  0 0 0 0 4 0 none <1 USGS, Kimura, Morgan, Yokose, Naka, Takahashi glass and sand grains supported by mud matrix, possible fining upward sequence sand and some glass Lithified <1-3 moderate angular mud
S711-11 0.6555556 20 17.0731 155 7.7203 20.2845517 155.128672 3502 10 9 6 0.7 aphanitic ol basalt gray black very small 0 0 0 5 5 minimual <.5 USGS, Kimura, Morgan, Yokose, Naka very fine-grained, dense basalt with five olivine phenocrysts 
S711-U picrite 5 0 0 0 6 none <.1 USGS, Kimura, Morgan, Naka, Takahashi, Nakagawa picritic basalt with coarse olivine phenocrysts
S712-1A 0.5131944 20 27.49337 155 34.6346 20.4582228 155.577243 2874 21 13 7 1.8 vocanislastic breccia black&brown 2 none <1 USGS, Kimura, Naka, Yokose, Morgan various sized clasts of both vesicular and aphanetic basalt, supported by mud matrix. A few sand grains trapped by mud Lithified poly 1-3 very poor angular mud
S712-1B 0.5131944 20 27.49337 155 34.6346 20.4582228 155.577243 2874 12 11 5 0.8 brown USGS, Naka, Yokose soft&fragile lots of holes silt vesicular and aphanitic basalt Unlithified
S712-2A 0.5270833 20 27.4503 155 4.6039 20.457505 155.076732 2811 26 20 16 14 <1 USGS, Kimura, Naka, Yokose, Morgan, Takahashi very fresh glass througout poorly sorted hyaloclastic sandstone Lithified poly 1-7 poor angular
S712-2B 0.5270833 20 27.4503 155 4.6039 20.457505 155.076732 2811 29 20 15 8.1 dark brown moderate film USGS, Kimura, Naka, Yokose, Morgan, Takahashi Indulated pebbly volcaniclastic sand stone with secondary coated much poor sorted wedcly indulated pebbly volcaniclastic sand stone volcaniclastic sandstone volcanics Lithified poly <3 poor angular volcanic slit-mud
S712-2C 0.5270833 20 27.4503 155 4.6039 20.457505 155.076732 2811 23 17 11 2.8 dark brown weak film USGS, Kimura, Naka, Yokose, Morgan, Takahashi Bedded-laminated vitric vlocaniclastic sandstone and slitsotne volcaniclastic sand-siltstone volcanics Lithified mono <1 good angular volcanic slit-mud
S712-2D 0.5270833 20 27.4503 155 4.6039 20.457505 155.076732 2811 15 11 3 0.5 brown some 0.1 USGS, Kimura, Naka, Yokose, Morgan sand sotne basalt Lithified mono 0.5-2 good angular clay
S712-3A 0.5375 20 27.4366 155 34.6074 20.4572767 155.57679 2773 33 23 8 5 black weak film USGS, Kimura, Naka, Yokose, Morgan, Takahashi Weakly indulated poor sorted pebbly volcaniclastic sandsotne. Volcanics are mostly glass. volcaniclastic sandstone volcanics Lithified poly 3 poor angular volcanic sand and clay
S712-3B 0.5375 20 27.4366 155 34.6074 20.4572767 155.57679 2773 40 21 12 11.4 black none 0.5 USGS, Kimura, Naka, Yokose, Morgan, Takahashi weakly layerd sand sotne glass Intermidiate mono 1-2
S712-4 0.5472222 20 27.3817 155 34.5702 20.4563617 155.57617 2698 22 18 8 3.9 brown gray done 0.2 USGS, Kimura, Naka, Yokose, Morgan, Takahashi some beding - firing upward - turbidite sand sotne Lithified mono 1 good
S712-5 0.5555556 20 27.3658 155 34.5529 20.4560967 155.575882 2673 23 11 4 0.8 brown USGS, Naka, Yokose, Morgan unconsolidated mud mud Unlithified mono
S712-6A 0.5819444 20 27.1779 155 34.6365 20.452965 155.577275 2589 13 7 5 0.5 black brown 0.1 USGS, Kimura, Naka, Yokose, Morgan breccia fine grain lo basalt Lithified poly 0.5-1 poor angular glass sand
S712-6B 0.5819444 20 27.1779 155 34.6365 20.452965 155.577275 2589 21 18 12 4.2 basalt dark gray 0 0 0 0 0 1 none 0.1 USGS, Kimura, Naka, Yokose, Takahashi
S712-6C 0.5819444 20 27.1779 155 34.6365 20.452965 155.577275 2589 13 12 9 1.2 black 1 0 0 0 0 tr USGS, Kimura, Naka, Yokose, Morgan Only one large clast . Basalt clast has well-crystallized grondmass, redish oxidation. Probably subaerial origin. breccia vesiculated basalt Lithified mono poor angular glass sand
S712-7A 0.5972222 20 27.1464 155 34.6733 20.45244 155.577888 2628 24 15 11 3.8 black brown USGS, Kimura, Naka, Yokose, Morgan glassy volcaniclastic sandstone with rare  lithic fragments volcaniclastic sandstone basalt glass mono or poly 1-5 moderate sub round sandy
S712-7B 0.5972222 20 27.1464 155 34.6733 20.45244 155.577888 2628 27 16 12 4 <1mm USGS, Kimura, Naka, Yokose, Morgan, Takahashi glass grains? vocanislastic breccia basalt and lithics 1-50mm poor angular mud and sand
S712-7C 0.5972222 20 27.1464 155 34.6733 20.45244 155.577888 2628 18 13 5 1 black Mn 0.1 USGS, Kimura, Naka, Yokose, Morgan sand sotne basalt Lithified 0.5-1 poor angular glass sand
S712-7D 0.5972222 20 27.1464 155 34.6733 20.45244 155.577888 2628 30 16 12 6.6 dark gray-black USGS, Kimura, Naka, Yokose, Morgan, Takahashi altanation of glasssand and pebble glassy basalt Lithified mono 1-5 poor sub angular glass sand
S712-8A 0.6180556 20 26.8678 155 34.6622 20.4477967 155.577703 2550 23 16 13 4.8 ol-basalt dark gray 20 0 0 0 0 30 none 0.5 USGS, Kimura, Naka, Yokose, Morgan, Takahashi vesicular olivine basalt
S712-8B 0.6180556 20 26.8678 155 34.6622 20.4477967 155.577703 2550 30 16 12 5.5 0.1 USGS, Kimura, Naka, Yokose, Morgan, Takahashi Most lithics are devitrified; some are highly vesicular (subaerial) matrix is mainly glass sand. Many lithics appear altered pr weathered breccia with small lithics diverse Lithified poly 1-10 very poor angular
S712-8C 0.6180556 20 26.8678 155 34.6622 20.4477967 155.577703 2550 30 24 18 13 USGS, Kimura, Naka, Yokose, Morgan, Takahashi Matrix support rocks. conglomerate basaltic Lithified mono 1-5 bad angular clay
S712-9A 0.6277778 20 26.836 155 34.6514 20.4472667 155.577523 2486 22 12 10 3.6 USGS, Kimura, Naka, Yokose, Morgan, Takahashi poorly sorted hyaloclastic sandstone Lithified poly 1-7 poor angular
S712-9B 0.6277778 20 26.836 155 34.6514 20.4472667 155.577523 2486 36 16 10 3.7 <1 USGS, Kimura, Naka, Yokose, Morgan, Takahashi corse grained hyaloclastic sandsotne poly 1-12 very poor angular
S712-9C 0.6277778 20 26.836 155 34.6514 20.4472667 155.577523 2486 21 14 11 3 gray white and brown alternate palagonitized <1 USGS, Kimura, Naka, Yokose, Morgan, Takahashi Volcaniclastic sandstone/breccia with angular basalt lithics. Only core not altered. vocanislastic breccia and sandstone basalt and lithics poly 2-10 poor angular sandy
S712-10A 0.6409722 20 26.7963 155 34.62 20.446605 155.577 2486 15 12 12 3.7 aphanitic basalt black 0 0 0 0 0 none 0.1 USGS, Kimura, Naka, Yokose, Morgan, Takahashi Fine-grained crystalling groundmass; no phenocrysts
S712-10B 0.6409722 20 26.7963 155 34.62 20.446605 155.577 2486 26 17 13 8.2 basalt black 0 0 0 0 0 5-10 0.1 USGS, Kimura, Naka, Yokose, Morgan, Takahashi Some vesucules zeolite-filled
S712-10C 0.6409722 20 26.7963 155 34.62 20.446605 155.577 2486 26 20 14 8.1 dictytaxitic basalt dark gray 0 0 0 0 0 <0.5 USGS, Kimura, Naka, Yokose, Morgan, Takahashi Massive, homogeneous, fine grained basalt
S712-11A 0.6569444 20 26.7761 155 34.5843 20.4462683 155.576405 2350 30 17 13 6.4 aphyric basalt very dark gray 0 0 0 0 0 3 weak film USGS, Kimura, Naka, Yokose, Morgan, Takahashi
S712-12 0.6729167 20 26.6828 155 34.4383 155 2271 31 13 10 3 light tan/brown <1 USGS, Naka, Yokose, Morgan, Takahashi Bioturbated mudstone with sandy materialss. Somes consolidated, no **** texture; boring shelled with mud clay and sand Lithified poly <0.5 poor mud stone
S712-U 0 0 7 6 5 0.7 dark brown weak film USGS, Morgan volcaniclastic sandstone volcanics Lithified 0.5 good angular volcanic slit-mud
S713-1 0.5618056 21 40.746 157 13.5522 21.6791 157.22587 4167 12 9 8 1.3 altered olivine basalt black 5 1 0 0 0 10 strong <1 USGS, Naka, Yokose, Morgan many vesicles filled with mud, zeolite, or rust-colored material; olivines altered
S713-2 0.5798611 21 40.7221 157 13.5978 21.6787017 157.22663 4118 10 7 6 0.5 vesicular pahoehoe fragment black 3 0 0 0 0 30 none 0.5 USGS, Yokose subaerial lava fragment
S713-3a 0.5798611 21 40.7221 157 13.5978 21.6787017 157.22663 4118 24 18 14 5 a`a fragment black 5 0 0 0 0 15 none 1-2 USGS, Yokose, Takahashi subaerial lava fragment 
S713-3b 0.5798611 21 40.7221 157 13.5978 21.6787017 157.22663 4118 17 15 8 12.5 vesicular a`a (olivine basalt) gray 5 0 0 0 0 10 weak 2 USGS, Naka, Yokose, Takahashi
S713-4 0.5861111 21 40.7069 157 13.5997 21.6784483 157.226662 4104 15 13 7 1.5 olivine basalt gray 15 0 0 0 0 10 weak 2 USGS, Naka, Yokose
S713-5a 0.5972222 21 40.7069 157 13.6129 21.6784483 157.226882 4087 20 13 9 2.8 subaerial a`a gray 5 0 0 0 0 40 weak 1-3 USGS, Naka, Yokose, Takahashi irregular shaped vesicles; some filled with mud
S713-5b 0.5972222 21 40.7069 157 13.6129 21.6784483 157.226882 4087 11 7 5 0.4 vesicular aphyric basalt reddish gray 0 0 0 0 0 35 moderate 1 USGS, Yokose
S713-6 0.625 21 40.6882 157 13.6994 21.6781367 157.228323 4006 22 20 12 2 mudstone orange-brown 1 USGS, Naka, Yokose, Morgan, Takahashi semi-consolidated, bioturbated mudstone; with distinct borings coated in MnO mudstone clay, silt semilithified poly clay
S713-7 0.625 21 40.6882 157 13.6994 21.6781367 157.228323 4006 8 7 4 0.4 aphyric basalt gray 0 0 0 0 0 10 moderate 1 USGS, Yokose, Morgan adhered gray breccia; non-glassy
S713-8a 0.6402778 21 40.6672 157 13.8061 21.6777867 157.230102 3941 23 20 11 5.4 aphyric basalt gray <1 0 0 0 0 0 weak <1 USGS, Naka, Yokose, Takahashi finely crystalline groundmass, sparse olivine phenocrysts
S713-8b 0.6402778 21 40.6672 157 13.8061 21.6777867 157.230102 3941 30 26 15 12.6 subaerial pahoehoe basalt gray 5 0 0 0 0 30 <1 USGS, Naka, Yokose, Takahashi round vesicles filled with mud
S713-9 0.6486111 21 40.6419 157 13.8691 21.677365 157.231152 3873 27 17 15 6 volcanic breccia dark yellow 1 USGS, Naka, Yokose, Morgan, Takahashi breccia vesicular basalt lithified mono to 2 cm poor poor
S713-10 0.6534722 21 40.6307 157 13.8846 21.6771783 157.23141 3851 21 14 9 2.5 volcanic breccia black <0.5 USGS, Naka, Yokose, Morgan, Takahashi volcanic breccia basalt lithified mono 1-30 mm poor angular glass
S713-u small basalt dark brown 1 0 0 0 0 20 weak 0.1 fragment of a`a lava
S714-1A 0.4909722 18 48.0188 156 3.32915 18.8003133 156.055486 4408 10 8 5 0.4 basalt black 0 0 0 0 0 30 hematite in vesicule 0.1 USGS, Morgan, Yokose, Nakagawa clast of subaerial pahoehoe
S714-1B 0.4909722 18 48.0188 156 3.32915 18.8003133 156.055486 4408 50 30 36 30 picritic basalt black 30 0 0 0 0 20 weak 0 USGS, Morgan, Yokose, Takahashi, Nakagawa, Naka out side show reddish color
S714-2A 0.5381944 18 48.0585 156 3.2118 18.800975 156.05353 4331 27 20 18 9.8 USGS, Morgan, Yokose, Takahashi, Nakagawa, Naka matrix-supported breccia, possible non-volcanic clasts plus dence volcanic, vesicule volcanic, glassy vesicule volcanic volcaniclastic breccia basalt Lithified poly 20 very poor angular 0.7
S714-2B 0.5381944 18 48.0585 156 3.2118 18.800975 156.05353 4331 22 10 7 3 basalt black 1 0 0 0 0 0 none 0.1 USGS, Morgan, Yokose, Takahashi, Nakagawa Dence nearly aphyric basalt; angular fractures
S714-3 0.5555556 18 48.0795 156 3.1199 18.801325 156.051998 4258 15 12 10 2 picritic basalt 15 0 0 0 0 2 weak <1 USGS, Morgan, Yokose, Takahashi, Nakagawa, Naka clast from breccia; matrix attached
S714-4 0.5618056 18 48.0838 156 3.0835 18.8013967 156.051392 4242 29 14 11 6.8 picritic basalt dark gray 30 5 0 0 0 1 none 2 USGS, Morgan, Yokose, Takahashi, Nakagawa highly jointed
S714-5A 0.5861111 18 48.1539 156 3.0387 18.802565 156.050645 4199 20 16 14 5.2 picrite dark   30 0 0 0 0 5 none USGS, Morgan, Yokose, Takahashi, Nakagawa, Naka Max diameter of ol is about 7mm
S714-5B 0.5861111 18 48.1539 156 3.0387 18.802565 156.050645 4199 40 29 15 19.7 picrite gray 40 0 0 0 0 <1 none 0 USGS, Morgan, Yokose, Takahashi, Nakagawa, Naka
S714-6A 0.6083333 18 48.2078 156 2.9871 18.8034633 156.049785 4162 30 24 14 20.8 picritic basalt very dark gray 3 0 3 0 0 1 very weak 0 USGS, Morgan, Yokose, Takahashi, Nakagawa, Naka
S714-6B 0.6083333 18 48.2078 156 2.9871 18.8034633 156.049785 4162 19 10 7 3.1 picrite dark gray 55 0 0 0 1 0 slightly 0 USGS, Morgan, Yokose, Takahashi, Nakagawa, Naka
S714-7A 0.6284722 18 48.2963 156 3.0414 18.8049383 156.05069 4152 12 9 6 1.3 ol,pl-basalt dark gray 5 0 5 0 0 32 some 0 USGS, Morgan, Yokose, Takahashi, Nakagawa, Naka Probalbly including plgioclase phenocrysts
S714-7B 0.6284722 18 48.2963 156 3.0414 18.8049383 156.05069 4152 13 11 7 1.5 basalt gray 3 0 0 0 0 10 none 0 USGS, Morgan, Yokose, Takahashi, Nakagawa
S714-U 0 0 10 6 2 ahyric basalt black 0 0 0 0 0 ? weak film
S715-1 0.4993056 18 57.7626 156 26.3151 18.96271 156.438585 4414 18 16 13 3.6 picrite black 30 0 0 0 0 3 0.1 USGS, Yokose, Takahashi, Morgan, Nakagawa, Naka
S715-2a 0.5409722 18 57.9498 156 26.3911 18.96583 156.439852 4316 12 7 7 1.6 vesicular basalt black 0 0 0 1 1 25 trace USGS, Yokose, Takahashi, Morgan, Nakagawa subaerial pahoehoe
S715-2b 0.5409722 18 57.9498 156 26.3911 18.96583 156.439852 4316 14 10 5 1.8 picrite dark gray 30 0 0 2 2 1 none .3 USGS, Yokose, Takahashi, Morgan, Nakagawa, Olivine: max 7 mmin length
S715-3a 0.5527778 18 58.0604 156 26.3918 18.9676733 156.439863 4277 40 20 20 30 basalt 5 0 0 3 3 USGS, Yokose, Takahashi, Morgan, Nakagawa, Naka
S715-3b 0.5527778 18 58.0604 156 26.3918 18.9676733 156.439863 4277 14 12 8 2.3 ol phyric basalt gray w/ black speckles <1 10 0 4 4 0 along fractures .1-.2 USGS, Yokose, Takahashi, Morgan, Nakagawa, Naka Note fractures with mineralization and alteration rinds, and healed (black) fracture
S715-4a 0.5736111 18 58.2599 156 26.1989 18.9709983 156.436648 4215 20 13 9 2.2 basalt green-gray 10 0 0 5 5 0 weak .2 USGS, Yokose, Morgan, Nakagawa, Naka clast in breccia; attached matrix
S715-4b 0.5736111 18 58.2599 156 26.1989 18.9709983 156.436648 4215 10 8 7 0.7 basalt clast medium gray 5 0 0 6 6 10 <1 USGS, Yokose, Takahashi, Morgan, Nakagawa vesicles filled in with zeolites. Clasts and mud matrix adhere to surface of sample, anastomosing cracks basalt and lithics Lithified poly 1-8cm poor moderate mud
S715-4c 0.5736111 18 58.2599 156 26.1989 18.9709983 156.436648 4215 10 8 7 1 ol basalt dark gray 5 1 0 7 7 10 none USGS, Yokose, Takahashi, Morgan, Nakagawa ol basalt rounded gravel surrounded by poorly sorted, indurated pebbly sand matrix volcaniclastic gravel ol basalt Lithified mono 1-70 very poor rounded monolithic volc. Sand
S715-5a 0.5902778 18 58.2794 156 26.1791 18.9713233 156.436318 4198 12 9 6 1 ol basalt gray 10 0 0 8 8 0 weak <1 USGS, Yokose, Takahashi, Morgan, Nakagawa prismatically jointed - column?
S715-5b 0.5902778 18 58.2794 156 26.1791 18.9713233 156.436318 4198 13 9 6 0.9 ol basalt gray 7 0 0 9 9 5 none trace USGS, Yokose, Takahashi, Nakagawa fractured
S715-6a 0.6020833 18 58.3249 156 26.0439 18.9720817 156.434065 4214 14 9 7 2 aphyric basalt gray <1 0 0 10 10 <1 weak <.5 USGS, Yokose, Takahashi, Morgan, Nakagawa, Naka
S715-6b 0.6020833 18 58.3249 156 26.0439 18.9720817 156.434065 4214 14 11 10 2.1 nearly aphyric basalt dark gray <1 0 0 11 11 <1 minor .1-.2 USGS, Yokose, Takahashi, Nakagawa non-planar fractures, complex array
S715-7a 0.6256944 18 58.4659 156 26.015 18.9744317 156.433583 4110 16 11 8 2.3 aphyric basalt dark gray, black few 0 0 12 12 0 minor, along cracks <1 USGS, Yokose, Takahashi, Morgan, Nakagawa fine-grained, nearly aphyric basalt. Minor alteration along cracks
S715-7b 0.6256944 18 58.4659 156 26.015 18.9744317 156.433583 4110 15 15 13 3.8 aphyric basalt 2 0 0 13 13 USGS, Yokose, Takahashi, Morgan, Nakagawa antular frqactures, well-crystallized groundmass, beware of hydration rinds!
S715-8 0.6534722 18 58.9863 156 26.0173 18.983105 156.433622 3969 30 20 6 2.5 mudstone slope mantle? mud brown 0 0 0 14 14 none 1-2 USGS, Yokose, Takahashi, Morgan, Kanamatsu Lithified mono <<1 well mud
S715-u 18 156 11 8 3 1.3 various chips of Mn-coated basalt