leg site hole core section top interval depth (cm) bottom interval depth (cm) top of layer (m) bottom of layer(m) thickness of layer(m) lithology source heterogeneity hardness comp1 comp2 comp3 comp4 comp5 processing history flag lithology name from screen program lithology name from shipboard observer avg. calcareous material avg. siliceous material avg. detrital material age mnemonic at top of layer age mnemonic at bottom of layer age code(interpreted) avg density from g.r.a.p.e. avg porosity from g.r.a.p.e. number of g.r.a.p.e. measurements 58 442 B 1 1 0.0 21.0 267.50 267.71 0.21 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 98 58 442 B 1 1 21.0 132.0 267.71 268.82 1.11 DETRITAL TERRIGENOUS HETEROGENIC SOFT OTHER SILICEOUS GLASS CLAY MINERAL Successful CLAY MINERAL RICH GLASS RICH SANDY MUD CLAYEY ASH 0 0 100 2.02 41 111 58 442 B 1 1 132.0 135.0 268.82 268.85 0.03 DETRITAL TERRIGENOUS MONOGENIC SOFT UNIDENTIFIED MATERIAL GLASS Successful GLASS RICH ASH ASH BED (VOLCANIC SAND) 0 0 100 2.10 36 4 58 442 B 1 1 135.0 150.0 268.85 269.00 0.15 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAY CLAY 0 4 96 2.14 33 15 58 442 B 1 2 0.0 95.0 269.00 269.95 0.95 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. CLAY 0 2 98 2.10 36 87 58 442 B 1 2 95.0 98.0 269.95 269.98 0.03 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL Successful CLAY MINERAL RICH MUD CLAY 0 4 96 2.14 33 3 58 442 B 1 2 98.0 150.0 269.98 270.50 0.52 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE GLASS Precoded data GLASS RICH CLAY CLAY 0 0 96 2.13 34 55 58 442 B 1 3 0.0 20.0 270.50 270.70 0.20 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAY CLAY 0 0 100 58 442 B 1 3 20.0 75.0 270.70 271.25 0.55 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAY CLAY 0 0 100 58 442 B 1 3 75.0 78.0 271.25 271.28 0.03 DETRITAL TERRIGENOUS HETEROGENIC SOFT OTHER SILICEOUS CLAY MINERAL Successful CLAY MINERAL RICH SANDY MUD ASH BED 0 2 98 58 442 B 1 CC 0.0 15.0 271.39 271.54 0.15 DETRITAL TERRIGENOUS HETEROGENIC HARD OTHER SILICEOUS GLASS CLAY MINERAL Successful CLAY MINERAL RICH GLASS RICH SANDY MUDSTONE ASH 0 4 97 58 442 B 2 1 0.0 13.0 277.00 277.13 0.13 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 97 MIDDLE MIOCENE LOWER MIOCENE NO AGE GIVEN 58 442 B 2 1 13.0 150.0 277.13 278.50 1.37 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 97 MIDDLE MIOCENE LOWER MIOCENE NO AGE GIVEN 2.14 33 140 58 442 B 2 2 0.0 150.0 278.50 280.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 97 MIDDLE MIOCENE LOWER MIOCENE NO AGE GIVEN 2.14 33 144 58 442 B 2 3 0.0 101.0 280.00 281.01 1.01 DETRITAL TERRIGENOUS HETEROGENIC HARD ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAYSTONE CLAY 0 0 100 MIDDLE MIOCENE LOWER MIOCENE NO AGE GIVEN 58 442 B 2 4 0.0 33.0 281.50 281.83 0.33 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAY CLAY 0 0 100 MIDDLE MIOCENE LOWER MIOCENE NO AGE GIVEN 2.00 42 10 58 442 B 2 4 33.0 38.0 281.83 281.88 0.05 DETRITAL TERRIGENOUS HETEROGENIC SOFT OTHER SILICEOUS GLASS CLAY MINERAL Successful CLAY MINERAL RICH GLASS RICH SANDY MUD VOLCANIC ASH 0 0 100 MIDDLE MIOCENE LOWER MIOCENE NO AGE GIVEN 1.96 44 5 58 442 B 2 4 38.0 41.0 281.88 281.91 0.03 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 MIDDLE MIOCENE LOWER MIOCENE NO AGE GIVEN 2.00 42 3 58 442 B 2 4 41.0 79.0 281.91 282.29 0.38 DETRITAL PELAGIC HETEROGENIC HARD unk - 0000 CLAY MINERAL ZEOLITE Successful ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAYSTONE CLAY 0 1 99 MIDDLE MIOCENE LOWER MIOCENE NO AGE GIVEN 2.01 41 41 58 442 B 2 4 79.0 109.0 282.29 282.59 0.30 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY ALT 0 0 99 MIDDLE MIOCENE LOWER MIOCENE NO AGE GIVEN 1.96 44 32 58 442 B 2 4 109.0 140.0 282.59 282.90 0.31 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 CLAY MINERAL ZEOLITE Successful ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY CLAY 0 0 100 MIDDLE MIOCENE LOWER MIOCENE NO AGE GIVEN 2.01 41 33 58 442 B 2 5 0.0 115.0 283.00 284.15 1.15 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 MIDDLE MIOCENE LOWER MIOCENE NO AGE GIVEN 1.95 45 74 58 442 B 2 CC 0.0 10.0 284.25 284.35 0.10 DETRITAL PELAGIC HETEROGENIC HARD unk - 0000 CLAY MINERAL MICRONODULE Successful MICRONODULE RICH CLAY MINERAL RICH PELAGIC CLAYSTONE CLAY 0 0 100 MIDDLE MIOCENE LOWER MIOCENE NO AGE GIVEN 58 442 B 3 1 0.0 150.0 286.50 288.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY BRECCIA (CLAYSTONE) 0 0 100 MIDDLE MIOCENE LOWER MIOCENE NO AGE GIVEN 2.09 36 143 58 442 B 3 2 0.0 13.0 288.00 288.13 0.13 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAYSTONE BRECCIA 0 0 100 1.51 71 12 58 442 B 3 2 13.0 99.0 288.13 288.99 0.86 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 CLAY MINERAL ZEOLITE Successful ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY CLAY 0 0 100 1.52 70 84 58 442 B 3 2 99.0 108.0 288.99 289.08 0.09 DETRITAL TERRIGENOUS HETEROGENIC HARD ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAYSTONE ALTERED ASH CLAY 0 0 100 1.52 70 9 58 442 B 3 2 108.0 150.0 289.08 289.50 0.42 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 1.47 74 39 58 442 B 3 3 0.0 5.0 289.50 289.55 0.05 DETRITAL PELAGIC HETEROGENIC HARD unk - 0000 CLAY MINERAL ZEOLITE Successful ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAYSTONE CLAY 0 0 100 58 442 B 3 3 5.0 6.0 289.55 289.56 0.01 DETRITAL TERRIGENOUS MONOGENIC SOFT UNIDENTIFIED MATERIAL Precoded data ASH ALTERED ASH 0 0 100 58 442 B 3 3 6.0 11.0 289.56 289.61 0.05 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 58 442 B 3 3 11.0 20.0 289.61 289.70 0.09 DETRITAL TERRIGENOUS HETEROGENIC HARD ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAYSTONE ALTERED ASH 0 0 100