Leg 185 ALTERATION LOG 1149B Rock Color/Alteration Type Phenocrysts Gms % % % % % % % % Olivine Plagioclase Pyroxene Vesicles Unit Core Sec Pc Top Base length Depth % % dark grey- % % grey green pale % dusky dark black altrd % 2nd % 2nd % 2nd % Comments Minerals no. (cm) coretop LAVA OTHER grey brn Brn green green grey green fawn red halo halo glass alt min alt min alt min alt (%) and % 1ﾐ1 29 1 1 94 102 8 407.74 100 40 60 ROCK MASS ALTERED TO DUSKY RED W. LARGE D. HALO OVER PRINT 1ﾐ1 29 1 2 104 123 19 407.82 35 65 B 12 23 1ﾐ1 29 1 3 124 135.5 11.5 408.01 65 35 B 14 51 1ﾐ1 29 1 4 136.5 145 8.5 408.13 15 85 B 0 15 1ﾐ1 29 2 1 0 26 26 408.30 60 40 30 30 1ﾐ2 29 2 2 27 34 7 408.56 100 80 20 1ﾐ2 29 2 3 34 36.5 2.5 408.63 100 70 30 1ﾐ2 29 2 4 37 40 3 408.66 100 60 40 1ﾐ2 29 2 5 40.5 45 4.5 408.69 100 90 10 1ﾐ2 29 2 6 45 49 4 408.73 100 30 30 1ﾐ2 29 2 7 50 55 5 408.77 100 60 40 1ﾐ2 29 2 8 56 72 16 408.82 100 60 40 1ﾐ2 29 2 9 74 87 13 408.98 100 50 50 1ﾐ2 29 2 10 87.5 95 7.5 409.11 RUBBLE 1ﾐ3 29 2 11 95.5 102 6.5 409.19 100 20 80 1ﾐ3 29 2 12 102 115 13 409.25 100 30 70 1ﾐ3 29 2 13 115 133 18 409.38 100 25 75 1ﾐ3 29 2 14 134 141 7 409.56 80 20 50 30 1ﾐ4 29 3 1 0 18 18 409.71 100 50 50 1ﾐ4 29 3 2 20 35 15 409.89 100 30 70 1ﾐ4 29 3 3 36 43 7 410.04 91 9 V 50 41 1ﾐ5 29 3 4 43.5 50 6.5 410.11 100 65 35 1ﾐ5 29 3 5 51 76.5 25.5 410.18 RUBBLE 1ﾐ5 29 3 6 76.5 82 5.5 410.43 100 50 50 1ﾐ5 29 3 7 81.5 85 3.5 410.49 100 65 65 1ﾐ5 29 3 8 86 92 6 410.52 100 100 100 1ﾐ6 30 1 1 0 4 4 416.40 99 1 V 75 24 1ﾐ6 30 1 2 4.5 6.5 2 416.44 100 85 15 1ﾐ6 30 1 3 7 11.5 4.5 416.46 99 1 B 50 49 MOTTLED 1ﾐ6 30 1 4 14 18 4 416.51 RUBBLE 1ﾐ6 30 1 5 18 23.5 5.5 416.55 100 60 40 MOTTLED 1ﾐ6 30 1 6 23.5 29 5.5 416.60 95 5 V 15 80 DARK DUSKY RED 1ﾐ6 30 1 7 30 36 6 416.66 100 50 50 MOTTLED 1ﾐ6 30 1 8 36.5 46 9.5 416.72 90 10 V 45 45 MOTTLED 1ﾐ6 30 1 9 47 54.5 7.5 416.81 99 1 V 35 64 MOTTLED 1ﾐ7 30 1 10 57 87 30 416.89 85 15 V 35 50 MOTTLED 1ﾐ7 30 1 11 86.5 97.5 11 417.19 50 50 B 20 30 1ﾐ7 30 1 12 98.5 102.5 4 417.30 90 10 B 70 20 1ﾐ7 30 1 13 103.5 107.5 4 417.34 100 30 70 1ﾐ7 30 1 14 107.5 112 4.5 417.38 100 25 75 1ﾐ7 30 1 15 112 116 4 417.42 RUBBLE 1ﾐ8 30 1 16 116.5 130 13.5 417.46 100 40 60 1ﾐ8 30 1 17 131 137.5 6.5 417.60 100 65 35 MOTTLED 1ﾐ8 30 1 18 139 145.5 6.5 417.66 99 1 V 65 34 V. RED 1ﾐ8 30 1 19 146 151 5 417.73 100 65 35 1ﾐ9 30 2 1 0 7 7 417.90 99 1 V 60 39 V.MOTTLEED 1ﾐ9 30 2 2 9 16 7 417.97 100 70 30 LOCALISED MOTTLING 1ﾐ9 30 2 3 17 20 3 418.04 100 100 1ﾐ9 30 2 4A 21 106 85 418.07 99 1V 40 59 SOME MOTTLING 1ﾐ9 30 2 4A-7 106 134.5 28.5 418.92 84 16 B 25 54 5 MOTTLED 1ﾐ10 30 3 1 0 15.5 15.5 419.25 80 20 B 17 53 10 1ﾐ11 30 3 2 17.5 21 3.5 419.41 100 65 35 1ﾐ11 30 3 3 21 26 5 419.44 97 3 V 60 37 1ﾐ11 30 3 4 27 34 7 419.49 95 5 V 60 35 1ﾐ11 30 3 5 34 45 11 419.56 1ﾐ11 30 3 6 45.5 49.5 4 419.67 100 50 50 1ﾐ11 30 3 7 52 53 1 419.71 100 50 50 1ﾐ11 30 3 8 56 60.5 4.5 419.72 100 50 50 MOTTLED 1ﾐ11 30 3 9 63 66.5 3.5 419.77 100 80 20 1ﾐ12 31 1 1 0 6 6 426.00 90 10 V 20 70 1ﾐ12 31 1 2.-5 6 21 15 426.06 RUBBLE 1ﾐ12 31 1 6 21 24 3 426.21 100 HY 95 1ﾐ12 31 1 7 24.5 32.5 8 426.24 65 35 HY 65 10 MULTI-COLOURED HALO 1ﾐ12 31 1 8 34 38.5 4.5 426.32 100 HY 20 80 MULTI-COLOURED HALO 1ﾐ12 31 1 9 38.5 43 4.5 426.37 RUBBLE 1ﾐ12 31 1 10 43 47 4 426.41 95 5 HY 95 5 MULTI-COLOURED HALO 1ﾐ12 31 1 11.-18 48 93 45 426.45 95 5 HY RUBBLE 1ﾐ12 31 1 19 93 104 11 426.90 85 1ﾐ12 31 1 20 105 108 3 427.01 80 20 80 20 MULTI-COLOURED HALO 1ﾐ12 31 1 21 109 112 3 427.04 100 99 1 MULTI-COLOURED HALO 1ﾐ12 31 1 22 113 119 6 427.07 100 HY 85 MULTI-COLOURED HALO 1ﾐ13 31 1 23 121 125 4 427.13 100 50 50 1ﾐ13 31 1 24.-25 125 132 7 427.17 RUBBLE 1ﾐ13 31 1 26 133 144 11 427.24 100 10 90 MULTI-COLOURED HALO 1ﾐ13 31 2 1 0 9 9 427.50 90 10 V 10 80 MULTI-COLOURED HALO 1ﾐ13 32 1 1.-17 0 143 143 435.60 97 3 V 60 37