Initial Reports, Volume 206 Ms 206IR-103 Chapter 3, Table T30. Digital Photomicrograph Log, Holes 1256C and 1256D. Notes: PPL = plain polarized light, RL = reflected light, XPL = cross polarized light. Image# TS# Hole Core Section Interval Piece Light Filter Objective Feature Unit # Who Hole 1256C 1 9 1256C 6R 1 62-65 7B PPL ? 5X saponite, pyrite, marcasite in vesicle 4 LAVE 2 9 1256C 6R 1 62-65 7B RL ? 5X pyrite, marcasite in vesicle 4 LAVE 3 9 1256C 6R 1 62-66 7B RL ? 10X pyrite, marcasite in vesicle 4 LAVE 4 9 1256C 6R 1 62-67 7B RL ? 10X pyrite, marcasite in vesicle 4 LAVE 5 35 1256C 9R 3 33-36 1 PPL B, G 10X vein: green secondary clinopyroxene + secondary clinopyroxene (?) needles + quartz-albite granophytic texture 18c LAVE 6 35 1256C 9R 3 33-37 1 PPL B, G 20X vein: green secondary clinopyroxene + secondary clinopyroxene (?) needles + quartz-albite granophytic texture 18c LAVE 7 35 1256C 9R 3 33-36 1 XPL B, G 20X vein: green secondary clinopyroxene + secondary clinopyroxene (?) needles + quartz-albite granophytic texture 18c LAVE 8 36 1256C 9R 3 93-96 2 PPL ? 5X vein: quartz-albite granophyitic texture, euhedral quartz, blue-green chlorite?, saponite 18c LAVE 9 36 1256C 9R 3 93-96 2 PPL ? 10X detail of 8 18c LAVE 10 36 1256C 9R 3 93-96 2 XPL ? 5X same as 9 18c LAVE 11 36 1256C 9R 3 93-96 2 XPL ? 10X same as 9 18c LAVE 12 36 1256C 9R 3 93-96 2 PPL ? 5X colorless secondary clinopyroxene (?) needles 18c LAVE 13 36 1256C 9R 3 93-96 2 PPL ? 10X same as 12 18c LAVE 14 41 1256C 9R 5 94-97 2B PPL ? 5X secondary green clinopyroxene adjacent to quartz-albite granophytic texture 18c LAVE 15 41 1256C 9R 5 94-97 2B PPL ? 10X detail of 14 18c LAVE 16 44 1256C 9R 6 123-126 1 PPL ? 5X quartz-albite granophytic vein 18c LAVE 17 44 1256C 9R 6 123-126 1 XPL ? 5X quartz-albite granophytic adjacent to plagioclase 18c LAVE 18 44 1256C 9R 6 123-126 1 XPL ? 10X detail of 20 18c LAVE 19 44 1256C 9R 6 123-126 1 XPL ? 5X augite, plagioclase, quartz-albite granophytic 18c LAVE 20 45 1256C 9R 7 33-36 1A PPL B Blk 2,5X vein: quartz-albite granophytic 18d LAVE 21 45 1256C 9R 7 33-36 1A PPL ? 10X detail of 23 18d LAVE 22 45 1256C 9R 7 33-36 1A PPL ? 20X detail of 24 (colorless secondary clinopyroxene? needles) 18d LAVE 23 49 1256C 9R 8 21-23 1 XPL ? 20X primary pigeonite and augite 18d LAVE 24 49 1256C 9R 8 21-23 1 XPL ? 10X primary pigeonite and augite 18d LAVE 25 49 1256C 9R 8 21-23 1 XPL ? 10X albite replaced plagioclase 18d LAVE 26 51 1256C 10R 1 104-107 1d PPL ? 50X interstitial brown mica (biotite?) 18e LAVE 27 51 1256C 10R 1 104-107 1d PPL ? 50X interstitial brown mica (biotite?) 18e LAVE 28 78 1256C 11R 6 124-127 1 XPL ? 20X quartz-albite granophytic + radiating colorless apatite (?) needles 18i LAVE 29 25 1256C 8R 4 114-117 5 PPL B 10X vein: unidentified green clinopyroxene + pyrite 18a LAVE 30 25 1256C 8R 4 114-117 5 PPL B, Bk 20X same as 29 18a LAVE 31 25 1256C 8R 4 114-117 5 PPL B 20X same as 30 18a LAVE 32 25 1256C 8R 4 114-117 5 PPL B 20X same vein as 29: unidentified green clinopyroxene + Fe-hydroxide 18a LAVE 33 25 1256C 8R 4 114-117 5 PPL B 20X same vein as 29: hexag apatite (?), quartz (?), other (?) cryst 18a LAVE 34 42 1256C 9R 6 6-9 1A PPL B, Bk 10X colorless secondary clinopyroxene (?) needles in quartz-albite granophytic 18c LAVE 35 42 1256C 9R 6 6-9 1A XPL B, Bk 10X same as 34 18c LAVE 36 62 1256C 10R 6 53-56 1 XPL B, Bk 10X saponite vein cross-cutting plagioclase replaced by chlorite 18g LAVE 37 47 1256C 9R 7 89-93 1A PPL G, Bk 10X clinopyroxene replaced by green secondary clinopyroxene adjacent to saponite + carbonate vein 18d LAVE 38 47 1256C 9R 7 89-93 1A PPL B, Bk 20X same as 37 18d LAVE 39 47 1256C 9R 7 89-93 1A PPL G, Bk 10X secondary green clinopyroxene in quartz-albite granophytic area 18d LAVE 40 47 1256C 9R 7 89-93 1A PPL B, Bk 10X same as 39 18d LAVE 41 88 1256C 12R 3 92-95 10 PPL B 20X olivine replaced by talc + magn (rim) and saponite (core) cut by saponite + quartz (albite?) vein 22 LAVE 42 88 1256C 12R 3 92-95 10 XPL G, Bk 10X same as 41 22 LAVE 43 88 1256C 12R 3 92-95 10 XPL G, Bk 20X same as 41 22 LAVE 44 47 1256C 9R 7 89-93 1A PPL B, Bk 10X secondary green clinopyroxene rim adjacent to quartz-albite granophytic 18d LAVE 45 23 1256C 8R 3 136-140 13 PPL B, G 10X celadonite filling vesicle 17 LAVE 46 23 1256C 8R 3 136-140 13 PPL B, G 20X celadonite + saponite replacing olivine 17 LAVE 47 23 1256C 8R 3 136-140 13 PPL B, Bk 2,5X saponite + chalcedony + Fe-hydroxide vein; saponite + aragonite ves; saponite-rich alteration halo 17 LAVE 48 23 1256C 8R 3 136-140 13 PPL B, Bk 10X celadonite filling vesicle and replacing olivine (associated with saponite) close to saponite vein 17 LAVE 49 23 1256C 8R 3 136-140 13 PPL B 50X worm shape Fe-hydroxide in Fe-hydroxide + saponite + aragonite vein 17 LAVE 50 23 1256C 8R 3 136-140 13 PPL B 20X worm shape Fe-hydroxide in Fe-hydroxide + saponite + aragonite vein 17 LAVE 51 87 1256C 12R 3 60-63 6 PPL B, G, Bk 2,5X glass finger and haematite + secondary clinopyroxene (?) + chalcedony in host-rock 22 LAVE 52 87 1256C 12R 3 60-63 6 PPL B, G 10X detail of the host-rock of 51 22 LAVE 53 20 1256C 8R 1 42-47 5A PPL B, Bk 2,5X saponite + chalcedony vein 15 LAVE 54 87 1256C 12R 3 60-63 6 PPL B, Bk 2,5X glass finger partly replaced by palagonite along vein 22 LAVE 55 87 1256C 12R 3 60-63 6 PPL B, Bk 2,5X glass finger partly replaced by palagonite along vein 22 LAVE 56 25 1256C 8R 4 114-117 5 PPL B 1.25X superposed folds linked to lava flow 18a PINI 57 25 1256C 8R 4 114-117 5 PPL B 1.25X folded magmatic banding 18a PINI 58 26 1256C 8R 5 18-21 3A PPL B 1.25X superposed folds linked to lava flow 18a PINI 59 26 1256C 8R 5 18-21 3A PPL B 1.25X superposed folds linked to lava flow 18a PINI 60 79 1256C 11R 7 9-12 1A XPL B 1.25X grain size variation inside a magmatic vein 18i PINI 61 80 1256C 11R 7 32-35 1B PPL B 1.25X heterogeneous folding of late magmatic vein linked to lava flow 18i PINI 62 81 1256C 11R 7 76-79 1C PPL B 1.25X preferred orientation of plagioclase laths; late magmatic gashes 18i PINI 63 82 1256C 11R 7 96-99 1D PPL B 1.25X preferred orientation of plagioclase laths 18i PINI 64 20 1256C 8R 1 42-47 5A PPL B 1.25X composite saponite, carbonate, chalcedony vein 15 PINI 65 20 1256C 8R 1 42-47 5A PPL B 1.25X composite saponite, carbonate, chalcedony vein 15 PINI 66 20 1256C 8R 1 42-47 5A PPL B 1.25X late magmaticatic gashes and vein 15 PINI 67 23 1256C 8R 3 136-140 13 PPL B 1.25X composite vein with stair-stepped morphology 17 PINI 68 23 1256C 8R 3 136-140 13 PPL B 1.25X stair-stepped vein 17 PINI 69 23 1256C 8R 3 136-140 13 PPL B 1.25X composite vein, tension gashes 17 PIN 70 26 1256C 8R 5 18-21 3A PPL B 1.25X mingling drop 18a PINI 71 11 1256C 6R 4 56-60 2D PPL B 1.25X saponite vein 6 PINI 72 79 1256C 11R 7 9-12 1A PPL B 1.25X grain size variation inside a magmatic vein 18i PINI 73 83 1256C 11R 7 122-125 2 PPL B 1.25X grain size variation in sigmoidal tail 18i PINI 74 14 1256C 7R 1 62-66 11 PPL B 10X sigma-type vesicle 9 PINI 75 20 1256C 8R 1 42-47 5A PPL B 10X composite vein with shear fibers 15 PINI 76 23 1256C 8R 3 136-140 13 XPL B 10X tension gashes in composite vein 17 PINI 77 25 1256C 8R 4 114-117 5 PPL B 10X vesicle with crack 18a PINI 78 69 1256C 11R 3 67-71 1D PPL B 10X fibers and crystal clasts in microfault 18h PINI 79 69 1256C 11R 3 67-71 1D PPL B 10X shear fibers in microfault 18h PINI 80 20 1256C 8R 1 42-47 5A XPL B 2.5X chalcedony in composite vein 15 PINI 81 20 1256C 8R 1 42-47 5A PPL B 2.5X composite vein: Ca-carbonate + sheared saponite fibers 15 PINI 82 20 1256C 8R 1 42-47 5A PPL B 2.5X ataxial composite vein: carbonate, saponite, chalcedony 15 PINI 83 20 1256C 8R 1 42-47 5A XPL B 2.5X (additional gypsum plate) ataxial composite vein 15 PINI 84 20 1256C 8R 1 42-47 5A XPL B 2.5X composite vein with trails of solid inclusions 15 PINI 85 69 1256C 11R 3 67-71 1D PPL B 5X saponite fibers in vein in microfault 18h PINI 86 20 1256C 8R 1 42-47 5A PPL B 5X saponite fibers in shear bands 15 PAO 87 10 1256C 6R 3 21-24 1 XPL B 20X fibrous vein with median line 6 PINI 88 11 1256C 6R 4 56-60 2D PPL B 20X celadonite replacing plagioclase 6 PINI 89 23 1256C 8R 3 136-140 13 PPL B 20X aragonite fibers in two growth steps 17 PINI 90 23 1256C 8R 3 136-140 13 PPL B 20X sheared oxyhydroxide 17 PINI 91 25 1256C 8R 4 114-117 5 PPL B 20X bent plagioclase laths 18a PINI 92 69 1256C 11R 3 67-71 1D PPL B 20X saponite fibers in microfault 18h PINI 93 80 1256C 11R 7 32-35 1B PPL B 20X shear cracks in plagioclase 18i PINI 94 69 1256C 11R 3 67-71 1D PPL B 50X shear fibers in microfault 18i PINI 95 80 1256C 11R 7 32-35 1B XPL B 50X riedel microcracks in plagioclase 18i PINI 96 12 1256C 6R 1 18-22 1D PPL B,G,Blk 5X varioles 6 UMINO 97 12 1256C 6R 1 18-22 1D XPL B,G,Blk 5X varioles 6 UMINO 98 13 1256C 6R 5 76-80 5C PPL B,G,Blk 5X varioles 7 UMINO 99 13 1256C 6R 5 76-80 5C XPL B,G,Blk 5X varioles 7 UMINO 100 13 1256C 6R 5 76-80 5C PPL B,G,Blk 5X varioles 7 UMINO 101 13 1256C 6R 5 76-80 5C XPL B,G,Blk 5X varioles 7 UMINO 102 25 1256C 8R 4 114-117 5 PPL B,G,Blk 5X varioles 18a UMINO 103 25 1256C 8R 4 114-117 5 PPL B,G,Blk 5X varioles 18a UMINO 104 25 1256C 8R 4 114-117 5 PPL B,G,Blk 5X varioles 18a UMINO 105 25 1256C 8R 4 114-117 5 PPL B,G,Blk 5X varioles 18a UMINO 106 25 1256C 8R 4 114-117 5 PPL B,G,Blk 5X varioles 18a UMINO 107 28 1256C 8R 6 63-66 1G PPL B,G,Blk 5X varioles 18b UMINO 108 28 1256C 8R 6 63-66 1G XPL B,G,Blk 5X varioles 18b UMINO 109 28 1256C 8R 6 63-66 1G PPL B,G,Blk 5X varioles 18b UMINO 110 28 1256C 8R 6 63-66 1G XPL B,G,Blk 5X varioles 18b UMINO 111 49 1256C 9R 8 21-23 1 PPL B,G,Blk 5X Coarse textures of lava pond 18d UMINO 112 49 1256C 9R 8 21-23 1 XPL B,G,Blk 5X Coarse textures of lava pond 18d UMINO 113 49 1256C 9R 8 21-23 1 PPL B,G,Blk 5X Coarse textures of lava pond 18d UMINO 114 49 1256C 9R 8 21-23 1 XPL B,G,Blk 5X Coarse textures of lava pond 18d UMINO 115 49 1256C 9R 8 21-23 1 PPL B,G,Blk 5X Coarse textures of lava pond 18d UMINO 116 49 1256C 9R 8 21-23 1 XPL B,G,Blk 5X Coarse textures of lava pond 18d UMINO 117 49 1256C 9R 8 21-23 1 PPL B,Blk 10X Coarse textures of lava pond 18d UMINO 118 49 1256C 9R 8 21-23 1 XPL B,Blk 10X Coarse textures of lava pond 18d UMINO 119 49 1256C 9R 8 21-23 1 PPL B,Blk 10X Coarse textures of lava pond 18d UMINO 120 49 1256C 9R 8 21-23 1 XPL B,Blk 10X Coarse textures of lava pond 18d UMINO 121 54 1256C 10R 2 105-108 1C PPL B,G,Blk 5X Coarse textures of lava pond 18e UMINO 122 54 1256C 10R 2 105-108 1C XPL B,G,Blk 5X Coarse textures of lava pond 18e UMINO 123 54 1256C 10R 2 105-108 1C PPL B,Blk 10X Coarse textures of lava pond 18e UMINO 124 54 1256C 10R 2 105-108 1C XPL B,Blk 10X Coarse textures of lava pond 18e UMINO 125 79 1256C 11R 7 9-12 1A PPL B,G,Blk 1X Recrystallized basal part of lava pond 18i UMINO 126 79 1256C 11R 7 9-12 1A PPL B,G,Blk 5X Recrystallized basal part of lava pond 18i UMINO 127 79 1256C 11R 7 9-12 1A XPL B,G,Blk 5X Recrystallized basal part of lava pond 18i UMINO 128 79 1256C 11R 7 9-12 1A XPL B,G,Blk 5X Recrystallized basal part of lava pond 18i UMINO 129 79 1256C 11R 7 9-12 1A PPL B,G,Blk 5X Recrystallized basal part of lava pond 18i UMINO 130 80 1256C 11R 7 32-35 1B PPL B,G,Blk 1X Recrystallized basal part of lava pond 18i UMINO 131 80 1256C 11R 7 32-35 1B PPL B,G,Blk 5X Recrystallized basal part of lava pond 18i UMINO 132 80 1256C 11R 7 32-35 1B PPL B,G,Blk 5X Recrystallized basal part of lava pond 18i UMINO 133 80 1256C 11R 7 32-35 1B PPL B,G,Blk 5X Recrystallized basal part of lava pond 18i UMINO 134 80 1256C 11R 7 32-35 1B PPL B,G,Blk 5X Recrystallized basal part of lava pond 18i UMINO 135 84 1256C 11R 7 130-133 2 PPL B,G,Blk 1X Recrystallized basal part of lava pond 18i UMINO 136 84 1256C 11R 7 130-133 2 XPL B,G,Blk 5X Recrystallized basal part of lava pond 18i UMINO 137 84 1256C 11R 7 130-133 2 PPL B,G,Blk 5X Recrystallized basal part of lava pond 18i UMINO 138 84 1256C 11R 7 130-133 2 PPL B,Blk 20X Recrystallized basal part of lava pond 18i UMINO 139 84 1256C 11R 7 130-133 2 XPL B,Blk 20X Recrystallized basal part of lava pond 18i UMINO 140 84 1256C 11R 7 130-133 2 PPL B,Blk 20X Recrystallized basal part of lava pond 18i UMINO 141 84 1256C 11R 7 130-133 2 PPL B,Blk 20X Recrystallized basal part of lava pond 18i UMINO Hole 1256D: 1 102 1256D 9R 2 7-9 1 PPL B 50X fluid and solid inclusions in late magmatic quartz 1c LAVE 2 102 1256D 9R 2 7-9 1 PPL B 50X same as 1 1c LAVE 3 102 1256D 9R 2 7-9 1 PPL B 20X same as 1 (more general view) 1c LAVE 4 102 1256D 9R 2 7-9 1 PPL B 10X late magmatic quartz-albite, euhedral quartz, pyrite, and secondary green clinopyroxene 1c LAVE 5 102 1256D 9R 2 7-9 1 PPL B 20X late magmatic quartz-albite, euhedral quartz, pyrite, and secondary green clinopyroxene 1c LAVE 6 102 1256D 9R 2 7-9 1 PPL B 20X late magmatic quartz-albite, euhedral quartz, pyrite, and secondary green clinopyroxene 1c LAVE 7 102 1256D 9R 2 7-9 1 PPL B 50X detail of euhedral quartz (picts 4-6) with inclusions in ring 1c LAVE 8 102 1256D 9R 2 7-9 1 XPL B 50X same as 7 (with compensator quartz) 1c LAVE 9 102 1256D 9R 2 7-9 1 XPL B 50X same as 7 (with compensator quartz) 1c LAVE 10 90 1256D 2R 1 53-56 1C PPL B 20X composite vein:shear bands in saponite extensional fibers (dextral sense of shear) 1a PINI 11 90 1256D 2R 1 53-56 1C PPL B 20X composite vein: fractured extensional saponite fibers in composite vein (detail) 1a PINI 12 106 1256D 11R 3 39-42 1A PPL B 10X late magmatic quartz-albite, euhedral quartz, and saponite replacing glass 1c LAVE 13 108 1256D 13R 1 20-22 4 PPL B 10X olivine phenocrysts replaced by saponite in dark gr interior part of basalt 2 LAVE 14 108 1256D 13R 1 20-23 4 PPL B 10X same as 13 2 LAVE 15 108 1256D 13R 1 20-23 4 PPL B 10X Fe-oxide, hydroxide vesicle, veinlets, and staining in brown halo 2 LAVE 16 109 1256D 13R 1 109-111 13 PPL B 10X interstitial celadonite in black halo 2 LAVE 17 109 1256D 13R 1 109-111 13 RL 2.5X pyrite front along black halo/dark gr interior boundary 2 LAVE 18 106 1256D 11R 3 39-42 1A PPL B 10X intragranular alteration and vein development 1c PINI 19 112 1256D 15R 1 69-71 12 PPL B, G 20X saponite + chalcedony in vesicle 3a LAVE 20 120 1256D 23R 1 83-85 5 RL B, Blk 10X vesicle filled with celadonite + pyrite along pyrite front lining black halo 4d LAVE 21 120 1256D 23R 1 83-85 5 PPL B, Blk 10X same as 20 4d LAVE 22 120 1256D 23R 1 83-85 5 PPL B, G 2.5X black halo adjacent to celadonite + Fe-oxide Vein 4d LAVE 23 120 1256D 23R 1 83-85 5 PPL B, Blk 2.5X same black halo as pict 22, and adjacent host-basalt 4d LAVE 24 120 1256D 23R 1 83-85 5 PPL B, Blk 10X detail of celadonite + Fe-oxide vein of pict 22 4d LAVE 25 135 1256D 35R 3 11-12 3 PPL B 20X olivine replaced by celadonite + Fe-oxide + saponite, and vesicle filled with celadonite in black halo 9 LAVE 26 135 1256D 35R 3 11-12 3 PPL B, G 2.5X pyrite front along black halo/dark gr interior boundary 9 LAVE 27 135 1256D 35R 3 11-12 3 PPL B 2.5X pyrite front along black halo/dark gr interior boundary 9 LAVE 28 135 1256D 35R 3 11-12 3 RL - 2.5X pyrite front along black halo/dark gr interior boundary 9 LAVE 29 135 1256D 35R 3 11-12 3 RL - 10X pyrite front along black halo/dark gr interior boundary 9 LAVE 30 124 1256D 26R 2 22-25 4 PPL B, Blk 2.5X glass finger in basaltic breccia cemented by sediment 7 LAVE 31 124 1256D 26R 2 22-25 4 PPL B, Blk 10X detail of pict 125: chalcedony + saponite + blue-green phyllosilicate in vein cross-cutting glass 7 LAVE 32 113 1256D 16R 1 81-83 18 PPL B 20X celadonite in vesicle and interstitial voids in black halo 3 LAVE 33 139 1256D 38R 1 10-20 2 RL - 10X pyrite veinlet and pyrite in vesicle 11 LAVE 34 139 1256D 38R 1 10-20 2 RL - 20X same as 33, and showing how vesicles are fed by fluids circulating from the pyrite vein through grain joints 11 LAVE 35 137 1256D 37R 1 88-90 4c PPL B, G 10X saponite + pyrite in miarolitic void in dark alteration patch 10 LAVE 36 138 1256D 37R 1 88-91 4c PPL B, G 10X bakground alteration: saponite out of the dark alteration patch of pict 36 10 LAVE 37 137 1256D 37R 1 88-90 4c PPL 20X detail of 35 10 LAVE 38 137 1256D 37R 1 88-90 4c XPL 20X detail of 35 10 LAVE 39 147 1256D 46R 1 64-66 8 PPL B, G 10X saponite in vesicle and replacing olivine 18 LAVE 40 147 1256D 46R 1 64-66 8 PPL B, G 10X saponite replacing olivine and saponite veinlet (following of 39 to the right) 18 LAVE 41 117 1256D 22R 2 111-113 5 XPL B, G 2,5 saponite + silica minerals vein 4d LAVE 42 117 1256D 22R 2 111-113 5 XPL B, G 10X detail of 41 4d LAVE 43 117 1256D 22R 2 111-113 5 PPL B, Blk 10X same as 42 (2 types of Si minerals) 4d LAVE 44 106 1256D 11R 3 39-42 1A PPL B 2.5X intragranular face-controlled vein 1c PINI 45 106 1256D 11R 3 39-42 1A PPL B 20X detail of 44: new step of cracking 1c PINI 46 114 1256D 19R 1 36-38 6 PPL B 10X sheared oxyhydroxide grains inside vein 3 PINI 47 117 1256D 22R 2 111-113 5 PPL B 20X riedel gashes in clinopyroxene phenocrystal 4d PINI 48 117 1256D 22R 2 111-113 5 PPL B 50X detail of 47 4d PINI 49 117 1256D 22R 2 111-113 5 PPL B 20X first step of crystal growth in saponite + chalcedony vein 4d PINI 50 90 1256D 2R 1 53-56 1C PPL B 20X plagioclase crystal: conjugate cracks controlled by crystallographic cleavage 1a PINI 51 90 1256D 2R 1 53-56 1C PPL B 2.5X composite vein: at least four steps of mineral growth from the wallrock to the median line 1a PINI 52 90 1256D 2R 1 53-56 1C PPL B 2.5X composite vein: at least four steps of mineral growth from the wallrock to the median line 1a PINI 53 90 1256D 2R 1 53-56 1C PPL B 10X detail of composite vein: sheared saponite fibers 1a PINI 54 90 1256D 2R 1 53-56 1C PPL B 20X curved extensional saponite fibers in composite vein 1a PINI 55 90 1256D 2R 1 53-56 1C PPL B 10X cracks sealed by saponite crosscut conjugate microcracks in plagioclase crystal 1a PINI 56 90 1256D 2R 1 53-56 1C PPL B 20X detail of 55 1a PINI 57 147 1256D 46R 1 64-66 8 RL B 10X veinlets with saponite in parallel sets 18 PINI 58 138 1256D 37R 2 12-15 2 PPL B 10X Shear flow floding in a microcrystalline layer at the contact between two coarser-grained basalt 10 PINI 59 121 1256D 24R 2 52-55 5 PPL Blk 50X Composite vein = oxyhydroxide + saponite 5 PINI 60 110 1256D 14R 2 84-96 14 PPL B,Blk 10X Fresh olivine 2 UMINO 61 110 1256D 14R 2 84-96 14 XPL B,Blk 10X Fresh olivine 2 UMINO 62 110 1256D 14R 2 84-96 14 PPL B,Blk 10X Fresh olivine 2 UMINO 63 110 1256D 14R 2 84-96 14 XPL B,Blk 10X Fresh olivine 2 UMINO 64 110 1256D 14R 2 84-96 14 PPL B,Blk 20X Fresh olivine 2 UMINO 65 110 1256D 14R 2 84-96 14 PPL B,Blk 20X Fresh olivine 2 UMINO 66 118 1256D 22R 3 112-114 11 PPL B,G,Blk 5X Large clinopyroxene phenocryst 4d UMINO 67 118 1256D 22R 3 112-114 11 XPL B,G,Blk 5X Large clinopyroxene phenocryst 4d UMINO 68 99 1256D 7R 3 86-88 2D PPL B,G,Blk 5X Large plagioclase phenocryst 1c UMINO 69 99 1256D 7R 3 86-88 2D XPL B,G,Blk 5X Large plagioclase phenocryst 1c UMINO 70 92 1256D 3R 3 85-89 4 PPL B,G,Blk 5X varioles 1b UMINO 71 92 1256D 3R 3 85-89 4 PPL B,G,Blk 5X varioles 1b UMINO 72 92 1256D 3R 3 85-89 4 PPL B,G,Blk 5X varioles 1b UMINO 73 92 1256D 3R 3 85-89 4 XPL B,G,Blk 5X varioles 1b UMINO 74 92 1256D 3R 3 85-89 4 PPL B,G,Blk 5X varioles 1b UMINO 75 92 1256D 3R 3 85-89 4 XPL B,G,Blk 5X varioles 1b UMINO 76 138 1256D 37R 2 12-15 2 PPL B,G,Blk 1.25X Recrystallized flow top margin in coalesced lobes 10 UMINO 77 138 1256D 37R 2 12-15 2 PPL B,G,Blk 5X Recrystallized flow top margin in coalesced lobes 10 UMINO 78 138 1256D 37R 2 12-15 2 PPL B,Blk 10X Recrystallized flow top margin 10 UMINO 79 138 1256D 37R 2 12-15 2 XPL B,Blk 10X Recrystallized flow top margin 10 UMINO 80 138 1256D 37R 2 12-15 2 PPL B,Blk 10X Recrystallized flow top margin 10 UMINO 81 138 1256D 37R 2 12-15 2 XPL B,Blk 10X Recrystallized flow top margin 10 UMINO 82 138 1256D 37R 2 12-15 2 PPL B,Blk 20X Recrystallized flow top margin 10 UMINO 83 138 1256D 37R 2 12-15 2 XPL B,Blk 20X Recrystallized flow top margin 10 UMINO 84 138 1256D 37R 2 12-15 2 PPL B,Blk 20X Recrystallized flow top margin 10 UMINO 85 138 1256D 37R 2 12-15 2 XPL B,Blk 20X Recrystallized flow top margin 10 UMINO 86 138 1256D 37R 2 12-15 2 PPL B,Blk 20X Recrystallized flow top margin 10 UMINO 87 138 1256D 37R 2 12-15 2 XPL B,Blk 20X Recrystallized flow top margin 10 UMINO 88 138 1256D 37R 2 12-15 2 PPL B,Blk 20X Recrystallized flow top margin 10 UMINO 89 138 1256D 37R 2 12-15 2 XPL B,Blk 20X Recrystallized flow top margin 10 UMINO 90 138 1256D 37R 2 12-15 2 PPL B,G 50X Recrystallized flow top margin 10 UMINO 91 138 1256D 37R 2 12-15 2 PPL B,G 50X Recrystallized flow top margin 10 UMINO 92 138 1256D 37R 2 12-15 2 PPL B,G 50X Recrystallized flow top margin 10 UMINO 93 138 1256D 37R 2 12-15 2 PPL B,G 50X Recrystallized flow top margin 10 UMINO 94 101 1256D 8R 6 46-49 1B PPL B,G 2.5X Olivine replaced by saponite. Intestitial blue-green phyllosilicate 1c LAVE 95 101 1256D 8R 6 46-49 1B PPL B,G 10X Interstitial blue-green phyllosilicate: one (001) section and 2 pleochroic elongated sections 1c LAVE 96 101 1256D 8R 6 46-49 1B PPL B,G 20X Interstitial blue-green phyllosilicate: one (001) section and 2 pleochroic elongated sections 1c LAVE 97 101 1256D 8R 6 46-49 1B PPL B,G 20X Interstitial blue-green phyllosilicate: one (001) section and 2 pleochroic elongated sections 1c LAVE 98 101 1256D 8R 6 46-49 1B PPL B,G 20X Interstitial blue-green phyllosilicate: one (001) section and 2 pleochroic elongated sections 1c LAVE 99 104 1256D 10R 1 110-113 2 PPL B,G 10X primary clinopyroxene crystals almost completely replaced by green clinopyroxene 1c LAVE 100 114 1256D 19R 1 36-38 6 PPL B,G 2.5X Fe-oxides vein and adjacent greenish black halo 3 LAVE 101 151 1256D 51R 2 14-16 4 PPL B 1.25X isoclinal fold with pull up hinge in spherulite layer near chilled margin 21 PINI 102 126 1256D 26R 6 13-15 4 PPL B 10X overlapping segments in saponite veins 8a PINI 103 160 1256D 57R 4 77-78 4 PPL B,G 10X olivine phenocryst replaced by chalcedony and Ca-carbonate 24b LAVE 104 160 1256D 57R 4 77-78 4 XPL B,G 10X same as 103 (+ compensator quartz) 24b LAVE 105 160 1256D 57R 4 77-78 4 XPL B 20X detail of 103 24b LAVE 106 161 1256D 59R 2 114-115 12 PPL B,G 10X isolated saponite globules on (after?) plagioclase + clinopyroxene glomerocryst 24d LAVE 107 163 1256D 60R 2 35-48 4 PPL B 20X clinopyroxene partly replaced by saponite 24e LAVE 108 163 1256D 60R 2 35-48 4 PPL B 20X interstitial late magmaticatic euhedral quartz + anhedral quartz + apatite and later saponite 24e LAVE 109 163 1256D 60R 2 35-48 4 PPL B, Blk 10X interstitial late magmatic quartz/albite intergrowth + apatite + later saponite 24e LAVE 110 163 1256D 60R 2 35-48 4 XPL B, G 10X same as 109 24e LAVE 111 163 1256D 60R 2 35-48 4 XPL B, G 20X same as 109 24e LAVE 112 159 1256D 57R 3 0-1 1 PPL B, Blk 2,5 Fe-oxide, celadonite, and chalcedony in coalescing vugs. clinopyroxene replaced by saponite 24a LAVE 113 159 1256D 57R 3 0-1 1 PPL B, G 10X same as 112 24a LAVE 114 159 1256D 57R 3 0-1 1 PPL B, G 20X same as 112 24a LAVE 115 159 1256D 57R 3 0-1 1 XPL B 20X same as 112 24a LAVE 116 159 1256D 57R 3 0-1 1 PPL B 20X plagioclase phenocryst partly replaced by albite, and celadonite veinlets. clinopyroxene replaced by saponite + Fe-oxide 24a LAVE 117 159 1256D 57R 3 0-1 1 PPL B, Blk 10X same as 116 24a LAVE 118 159 1256D 57R 3 0-1 1 XPL B 20X same as 116 24a LAVE 119 159 1256D 57R 3 0-1 1 XPL B 20X same as 116 24a LAVE 120 168 1256D 65R 3 14-16 1 PPL B, G 10X cores of plagioclase phenocrysts replaced by brown saponite 26 LAVE 121 168 1256D 65R 3 14-16 1 PPL B 20X same as 120 26 LAVE 122 168 1256D 65R 3 14-16 1 XPL B 20X same as 121 26 LAVE 123 167 1256D 65R 1 137-138 15 PPL B, G 10X plagioclase phenocryst partly replaced by saponite + secondary feldspar (albite? FK?) 26 LAVE 124 167 1256D 65R 1 137-138 15 PPL B 20X same as 123 26 LAVE 125 166 1256D 63R 1 81-83 17 PPL B, G 10X plagioclase glomerocryst partly replaced by secondary feldspar (albite? FK?) 25 LAVE 126 166 1256D 63R 1 81-83 17 XPL B 10X detail of 125 25 LAVE 127 166 1256D 63R 1 81-83 17 PPL B 20X detail of 125 25 LAVE 128 158 1256D 57R 2 29-30 1c PPL B, G 10X saponite + Ca-carbonate in vesicle 24a LAVE 129 158 1256D 57R 2 29-30 1c XPL B, G 10X saponite + Ca-carbonate in vesicle 24a LAVE 130 115 1256D 20R 1 27-29 5 PPL B, Blk 2,5X Hyaloclastite: fresh (pale brown) and altered (dark brown) glass 4a LAVE 131 115 1256D 20R 1 27-29 5 PPL B, Blk 10X Hyaloclastite: fresh (pale brown) and altered (dark brown) glass, fresh clinopyroxene and plagioclase 4a LAVE 132 115 1256D 20R 1 27-29 5 PPL B, Blk 2,5X Hyaloclastite: fresh (pale brown) and altered (dark brown) glass 4a LAVE 133 115 1256D 20R 1 27-29 5 PPL B, G 10X Hyaloclastite: fresh (pale brown) and altered (dark brown) glass, with alteration progressing along fractures 4a LAVE 134 115 1256D 20R 1 27-29 5 PPL B, G 20X Hyaloclastite: fresh (pale brown) and altered (dark brown) glass, with alteration progressing along fractures 4a LAVE 135 115 1256D 20R 1 27-29 5 XPL B, G 20X same as 134 4a LAVE 136 115 1256D 20R 1 27-29 5 PPL B, G 10X Hyaloclastite: fresh (pale brown) and altered (dark brown) glass. 4a LAVE 137 130 1256D 30R 1 41-58 7 PPL B, G 10X Hyaloclastite: fresh (pale brown) and altered (dark brown) glass. 8c LAVE 138 130 1256D 30R 1 41-58 7 PPL B, G 20X Hyaloclastite: fresh (pale brown) and altered (dark brown) glass. 8c LAVE 139 130 1256D 30R 1 41-58 7 XPL B 20X same as 138 8c LAVE 140 151 1256D 51R 2 14-16 4 PPL B, G 10X Hyaloclastite: fresh (pale brown) and altered (dark brown) glass. 21 LAVE 141 151 1256D 51R 2 14-16 4 XPL B 10X same as 140 21 LAVE 142 124 1256D 26R 2 22-25 4 PPL B, G 2,5X Glassy finger (dark brown) in crystalline basalt, brecciated and cemented by secondary minerals: amphibole, blue-green phyllosilicate and quartz 7 LAVE 143 124 1256D 26R 2 22-25 4 PPL B, G 10X detail of 142: acicular brown-green amphibole, saponite and quartz 7 LAVE 144 124 1256D 26R 2 22-25 4 PPL B, G 10X other detail of 142: altered glass (dark brown), brown-green amphibole, blue-green phyllosilicate 7 LAVE 145 124 1256D 26R 2 22-25 4 PPL B, G 20X detail of 144 7 LAVE 146 124 1256D 26R 2 22-25 4 PPL B, G 20X other detail of 142: basal sections of brown-green amphibole, and blue-green phyllosilicate 7 LAVE 147 124 1256D 26R 2 22-25 4 PPL B, G 20X same as 146 7 LAVE 148 124 1256D 26R 2 22-25 4 PPL B, G 2,5X Glassy finger (dark brown) in crystalline basalt, brecciated and cemented by secondary minerals: amphibole, blue-green phyllosilicate and quartz 7 LAVE 149 154 1256D 53R 3 24-25 2 PPL B,Blk 20X Medium varioles with prismatic clinopyroxene > plagioclase laths 23 UMINO 150 154 1256D 53R 3 24-25 2 PPL B,Blk 20X Medium varioles with stubby-granular clinopyroxene < bow-tie skeletal plagioclase plates 23 UMINO 151 160 1256D 57R 4 77-78 4 PPL B,Blk 20X Fine varioles with curved feathery-plumose clinopyroxene 24b UMINO 152 146 1256D 46R 1 24-28 4 PPL B,Blk 10X Skeletal olivine pseudomorph 18 UMINO 153 156 1256D 55R 2 63-64 6 XPL B,Blk 20X Normally zoned plagioclase phenocryst clotted with clinopyroxene 23 UMINO 154 156 1256D 55R 2 63-64 6 XPL B,Blk 20X Reversely zoned plagioclase phenocryst clotted with clinopyroxene + olivine 23 UMINO