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 19 193 1 1 105.0 150.0 1.05 1.50 0.45 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL DIATOM Precoded data DIATOM RICH MUD DIATOMACEOUS SILTY CLAY 0 0 0 UPPER PLEISTOCENE NO AGE GIVEN 1.36 80 47 19 193 1 2 40.0 150.0 1.90 3.00 1.10 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL DIATOM Precoded data DIATOM RICH MUD DIATOMACEOUS SILTY CLAY 0 0 0 UPPER PLEISTOCENE NO AGE GIVEN 1.34 81 111 19 193 2 1 35.0 150.0 2.35 3.50 1.15 SILICEOUS TRANSITIONAL HETEROGENIC SOFT DIATOM GLASS Precoded data GLASS RICH DIATOM MUD GLASS RICH CLAYEY DIATOM OOZE 25 40 0 MIDDLE PLEISTOCENE NO AGE GIVEN 1.30 84 122 19 193 2 2 120.0 150.0 4.70 5.00 0.30 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL DIATOM Precoded data DIATOM RICH MUD GLASS BEARING DIATOM RICH SILTY CLAY 0 0 0 MIDDLE PLEISTOCENE NO AGE GIVEN 19 193 2 3 0.0 150.0 5.00 6.50 1.50 SILICEOUS TRANSITIONAL HETEROGENIC SOFT DIATOM Precoded data DIATOM MUD SILT BEARING CLAYEY DIATOM OOZE 25 40 0 MIDDLE PLEISTOCENE NO AGE GIVEN 1.31 83 145 19 193 3 1 0.0 150.0 25.00 26.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL Precoded data MUD SILTY CLAY 0 0 0 MIDDLE PLEISTOCENE NO AGE GIVEN 1.22 88 86 19 193 3 2 0.0 150.0 26.50 28.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL Precoded data MUD SILTY CLAY 0 0 0 MIDDLE PLEISTOCENE NO AGE GIVEN 1.40 78 158 19 193 3 3 0.0 150.0 28.00 29.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL Precoded data MUD SILTY CLAY 0 0 0 MIDDLE PLEISTOCENE NO AGE GIVEN 1.38 79 159 19 193 3 4 0.0 150.0 29.50 31.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL Precoded data MUD SILTY CLAY 0 0 0 MIDDLE PLEISTOCENE NO AGE GIVEN 1.43 76 151 19 193 3 5 0.0 150.0 31.00 32.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL Precoded data MUD SILTY CLAY 0 0 0 MIDDLE PLEISTOCENE NO AGE GIVEN 1.38 79 160 19 193 4 CC 0.0 0.0 62.10 62.10 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL GLASS Precoded data GLASS RICH MUD DIATOM RICH GLASSY SILTY CLAY 0 0 0