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 69 504 B 1 1 45.0 52.0 260.95 261.02 0.07 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH LIMESTONE SILICEOUS AND CHERTY LIMESTONE 40 25 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 1 1 53.0 65.0 261.03 261.15 0.12 SILICEOUS PELAGIC MONOGENIC HARD unk - 0000 Precoded data CHERT CHERT 35 50 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 1 1 66.0 75.0 261.16 261.25 0.09 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH LIMESTONE CHERTY LIMESTONE 40 25 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 1 1 76.0 80.0 261.26 261.30 0.04 SILICEOUS PELAGIC MONOGENIC HARD unk - 0000 Precoded data CHERT CHERT 35 50 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 1 1 81.0 85.0 261.31 261.35 0.04 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH LIMESTONE SILICIFIED LIMESTONE 40 25 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 1 1 86.0 95.0 261.36 261.45 0.09 SILICEOUS PELAGIC MONOGENIC HARD unk - 0000 Precoded data CHERT CHERT 35 50 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 1 1 96.0 99.0 261.46 261.49 0.03 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH LIMESTONE SILICIFIED AND CHERTY LIMESTONE 40 25 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 1 1 100.0 109.0 261.50 261.59 0.09 SILICEOUS PELAGIC MONOGENIC HARD unk - 0000 Precoded data CHERT CHERT 35 50 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 1 1 110.0 115.0 261.60 261.65 0.05 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 Precoded data LIMESTONE LIMESTONE 40 25 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 1 1 116.0 133.0 261.66 261.83 0.17 SILICEOUS PELAGIC MONOGENIC HARD unk - 0000 Precoded data CHERT CHERT 35 50 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 1 1 134.0 145.0 261.84 261.95 0.11 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH LIMESTONE SILICEOUS AND CHERTY LIMESTONE 40 25 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 1 1 146.0 150.0 261.96 262.00 0.04 SILICEOUS PELAGIC MONOGENIC HARD unk - 0000 Precoded data CHERT CHERT 35 50 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 1 CC 0.0 30.0 262.10 262.40 0.30 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH LIMESTONE LIMESTONE WITH CHERT 40 25 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 2 1 2.0 6.0 270.02 270.06 0.04 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH LIMESTONE CHERTY LIMESTONE 40 25 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 2 1 8.0 13.0 270.08 270.13 0.05 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 Precoded data LIMESTONE LIMESTONE 40 25 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 2 1 15.0 22.0 270.15 270.22 0.07 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH LIMESTONE SILICIFIED LIMESTONE 40 25 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 2 1 24.0 27.0 270.24 270.27 0.03 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH LIMESTONE LIMESTONE AND SILICIFIED LIMESTONE 40 25 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 2 1 30.0 36.0 270.30 270.36 0.06 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH LIMESTONE LIMESTONE AND SILICIFIED LIMESTONE 40 25 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 2 1 38.0 51.0 270.38 270.51 0.13 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH LIMESTONE LIMESTONE AND CHERT 40 25 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 2 1 53.0 63.0 270.53 270.63 0.10 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH LIMESTONE LIMESTONE AND CHERTY LIMESTONE 40 25 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 2 1 65.0 87.0 270.65 270.87 0.22 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH LIMESTONE CHERT AND CHERTY LIMESTONE 40 25 0 UPPER MIOCENE NO AGE GIVEN 69 504 B 2 1 94.0 144.0 270.94 271.44 0.50 unk - 0000 BASALT BASALT 0 0 0 UPPER MIOCENE NO AGE GIVEN