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 26 257 1 1 0.0 150.0 0.50 2.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 0 1.24 87 146 26 257 1 2 0.0 150.0 2.00 3.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 1.25 86 146 26 257 1 3 0.0 150.0 3.50 5.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 1.25 87 146 26 257 1 4 0.0 150.0 5.00 6.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 1.24 87 146 26 257 1 5 0.0 150.0 6.50 8.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 1.24 87 146 26 257 1 6 0.0 150.0 8.00 9.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 1.28 85 143 26 257 1 CC 0.0 0.0 9.60 9.60 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 0 26 257 2 1 0.0 150.0 9.50 11.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 26 257 2 2 0.0 150.0 11.00 12.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 26 257 2 3 0.0 150.0 12.50 14.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 1.30 83 146 26 257 2 4 0.0 140.0 14.00 15.40 1.40 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 1.33 82 136 26 257 2 CC 0.0 0.0 15.60 15.60 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 0 26 257 3 1 50.0 150.0 48.00 49.00 1.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 26 257 3 2 0.0 150.0 49.00 50.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 1.42 76 146 26 257 3 3 0.0 150.0 50.50 52.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 1.43 76 130 26 257 3 CC 0.0 0.0 52.10 52.10 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 0 26 257 4 1 114.0 150.0 86.64 87.00 0.36 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 CRETACEOUS NO AGE GIVEN 26 257 4 2 0.0 150.0 87.00 88.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 CRETACEOUS NO AGE GIVEN 26 257 4 3 0.0 150.0 88.50 90.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 9000 HEAVY MINERAL Successful HEAVY MINERAL RICH CLASTIC SEDIMENT DETRITAL CLAY 0 0 100 CRETACEOUS NO AGE GIVEN 26 257 4 4 0.0 150.0 90.00 91.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 100 CRETACEOUS NO AGE GIVEN 26 257 4 CC 0.0 0.0 91.60 91.60 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 CRETACEOUS NO AGE GIVEN 26 257 5 1 144.0 150.0 124.94 125.00 0.06 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL Precoded data MUDSTONE SILICIFIED MUDSTONE 0 0 100 UPPER CRETACEOUS NO AGE GIVEN 26 257 5 2 0.0 150.0 125.00 126.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 UPPER CRETACEOUS NO AGE GIVEN 1.44 75 146 26 257 5 3 0.0 150.0 126.50 128.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 UPPER CRETACEOUS NO AGE GIVEN 1.53 70 146 26 257 5 CC 0.0 0.0 128.10 128.10 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 UPPER CRETACEOUS NO AGE GIVEN 26 257 6 1 16.0 150.0 161.66 163.00 1.34 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 CRETACEOUS NO AGE GIVEN 1.37 79 109 26 257 6 CC 0.0 0.0 163.10 163.10 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 CRETACEOUS NO AGE GIVEN 26 257 7 1 68.0 150.0 200.18 201.00 0.82 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 ALBIAN NO AGE GIVEN 1.40 78 76 26 257 7 2 0.0 150.0 201.00 202.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 ALBIAN NO AGE GIVEN 1.53 70 146 26 257 7 3 0.0 150.0 202.50 204.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 ALBIAN NO AGE GIVEN 1.56 68 146 26 257 7 4 0.0 150.0 204.00 205.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 ALBIAN NO AGE GIVEN 1.60 66 146 26 257 7 5 0.0 150.0 205.50 207.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 ALBIAN NO AGE GIVEN 1.59 66 144 26 257 7 6 0.0 150.0 207.00 208.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY CLAY 0 0 100 ALBIAN NO AGE GIVEN 1.59 66 146 26 257 7 CC 0.0 0.0 208.60 208.60 0.00 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL TERRIGENOUS DETRITUS Successful TERRIGENOUS DETRITUS RICH NANNOFOSSIL OOZE CLAY 65 0 35 ALBIAN NO AGE GIVEN 26 257 8 1 68.0 150.0 238.18 239.00 0.82 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE NANNOFOSSIL Precoded data NANNOFOSSIL RICH CLAY COCCOLITH RICH DETRITAL CLAY 0 0 35 ALBIAN NO AGE GIVEN 26 257 8 2 0.0 16.0 239.00 239.16 0.16 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE NANNOFOSSIL NANNOFOSSIL RICH CLAY COCCOLITH RICH DETRITAL CLAY 0 0 0 ALBIAN NO AGE GIVEN 26 257 8 2 16.0 100.0 239.16 240.00 0.84 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE NANNOFOSSIL Precoded data NANNOFOSSIL RICH CLAY CLAYEY COCCOLITH CHALK 0 0 0 ALBIAN NO AGE GIVEN 26 257 8 2 100.0 150.0 240.00 240.50 0.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE NANNOFOSSIL Precoded data NANNOFOSSIL RICH CLAY COCCOLITH DETRITAL CLAY 0 0 0 ALBIAN NO AGE GIVEN 26 257 8 CC 0.0 0.0 240.60 240.60 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE NANNOFOSSIL Precoded data NANNOFOSSIL RICH CLAY COCCOLITH DETRITAL CLAY 0 0 0 ALBIAN NO AGE GIVEN 26 257 9 1 100.0 150.0 248.00 248.50 0.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE NANNOFOSSIL Precoded data NANNOFOSSIL RICH CLAY COCCOLITH BEARING DETRITAL CLAY 0 0 0 ALBIAN NO AGE GIVEN 26 257 9 2 0.0 150.0 248.50 250.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 ALBIAN NO AGE GIVEN 1.62 64 146 26 257 9 3 0.0 120.0 250.00 251.20 1.20 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 ALBIAN NO AGE GIVEN 1.70 60 117 26 257 9 CC 0.0 0.0 251.60 251.60 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 0 ALBIAN NO AGE GIVEN 26 257 10 1 0.0 130.0 256.50 257.80 1.30 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAY DETRITAL CLAY 2 6 92 ALBIAN NO AGE GIVEN 26 257 10 1 130.0 150.0 257.80 258.00 0.20 unk - 0000 BASALT BASALT 0 0 0 CRETACEOUS NO AGE GIVEN 26 257 11 1 122.0 150.0 264.22 264.50 0.28 unk - 0000 BASALT BASALT 0 0 0 26 257 11 2 0.0 150.0 264.50 266.00 1.50 unk - 0000 BRECCIATED BASALT BRECCIATED BASALT 0 0 0 26 257 11 3 0.0 150.0 266.00 267.50 1.50 unk - 0000 BRECCIATED BASALT BRECCIATED BASALT 0 0 0 26 257 11 CC 0.0 0.0 267.60 267.60 0.00 unk - 0000 PORPHYRITIC BASALT PORPHYRITIC BASALT 0 0 0 26 257 12 1 50.0 150.0 273.00 274.00 1.00 unk - 0000 BASALT BASALT 0 0 0 26 257 12 2 4.0 145.0 274.04 275.45 1.41 unk - 0000 BASALT BASALT 0 0 0 26 257 12 3 0.0 150.0 275.50 277.00 1.50 unk - 0000 BRECCIATED BASALT BRECCIATED BASALT 0 0 0 26 257 13 1 95.0 147.0 282.95 283.47 0.52 unk - 0000 BASALT BASALT 0 0 0 26 257 13 2 0.0 148.0 283.50 284.98 1.48 unk - 0000 BASALT BASALT 0 0 0 26 257 13 3 0.0 150.0 285.00 286.50 1.50 unk - 0000 BASALT BASALT 0 0 0 26 257 13 4 0.0 150.0 286.50 288.00 1.50 unk - 0000 BASALT BASALT 0 0 0 26 257 14 1 120.0 150.0 291.20 291.50 0.30 unk - 0000 BASALT BASALT 0 0 0 26 257 14 2 10.0 150.0 291.60 293.00 1.40 unk - 0000 BASALT BASALT 0 0 0 26 257 14 3 0.0 150.0 293.00 294.50 1.50 unk - 0000 BASALT BASALT 0 0 0 26 257 14 4 0.0 150.0 294.50 296.00 1.50 unk - 0000 BASALT BASALT 0 0 0 26 257 14 5 0.0 150.0 296.00 297.50 1.50 unk - 0000 BASALT BASALT 0 0 0 26 257 15 1 25.0 60.0 298.25 298.60 0.35 unk - 0000 DETRITAL CLAY DETRITAL CLAY 0 0 0 ALBIAN NO AGE GIVEN 26 257 15 1 60.0 150.0 298.60 299.50 0.90 unk - 0000 BASALT BASALT 0 0 0 ALBIAN NO AGE GIVEN 26 257 15 2 0.0 150.0 299.50 301.00 1.50 unk - 0000 BASALT BASALT 0 0 0 ALBIAN NO AGE GIVEN 26 257 15 3 0.0 60.0 301.00 301.60 0.60 unk - 0000 BASALT BASALT 0 0 0 ALBIAN NO AGE GIVEN 26 257 16 1 47.0 150.0 307.97 309.00 1.03 unk - 0000 BASALT BASALT 0 0 0 26 257 16 2 0.0 150.0 309.00 310.50 1.50 unk - 0000 BASALT BASALT 0 0 0 26 257 16 3 0.0 150.0 310.50 312.00 1.50 unk - 0000 BASALT BASALT 0 0 0 26 257 17 1 31.0 150.0 317.31 318.50 1.19 unk - 0000 BASALT BASALT 0 0 0 2.11 35 59 26 257 17 2 15.0 150.0 318.65 320.00 1.35 unk - 0000 BASALT BASALT 0 0 0 2.40 18 131 26 257 17 3 0.0 150.0 320.00 321.50 1.50 unk - 0000 BASALT BASALT 0 0 0 2.43 16 137 26 257 17 4 20.0 150.0 321.70 323.00 1.30 unk - 0000 BASALT BASALT 0 0 0 26 257 17 5 0.0 150.0 323.00 324.50 1.50 unk - 0000 BASALT BASALT 0 0 0 2.25 27 142