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 19 187 1 CC 0.0 0.0 164.10 164.10 0.00 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 Precoded data LIMESTONE LIMESTONE AND SANDSTONE 40 25 92 PLEISTOCENE LOWER PLIOCENE NO AGE GIVEN 19 187 2 1 0.0 150.0 173.00 174.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL DIATOM Precoded data DIATOM RICH MUD DIATOM BEARING SILTY CLAY 0 0 92 PLEISTOCENE LOWER PLIOCENE NO AGE GIVEN 1.51 71 142 19 187 2 2 15.0 150.0 174.65 176.00 1.35 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL DIATOM Precoded data DIATOM RICH MUD DIATOM BEARING SILTY CLAY 0 0 92 UPPER MIOCENE NO AGE GIVEN 1.49 72 119 19 187 3 1 40.0 150.0 267.40 268.50 1.10 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL DIATOM Precoded data DIATOM RICH MUD DIATOM SILTY CLAY 0 0 92 UPPER MIOCENE NO AGE GIVEN 1.26 86 73 19 187 4 1 50.0 150.0 361.50 362.50 1.00 DETRITAL TERRIGENOUS HETEROGENIC HARD unk - 9000 CLAY MINERAL DIATOM Successful DIATOM RICH CLAY MINERAL RICH CLASTIC SEDIMENTSTONE DIATOM SILTY CLAY 0 30 70 UPPER MIOCENE NO AGE GIVEN 19 187 4 2 8.0 150.0 362.58 364.00 1.42 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL DIATOM Precoded data DIATOM RICH MUD DIATOM SILTY CLAY 0 0 70 UPPER MIOCENE NO AGE GIVEN 1.48 73 129