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 55 431 1 1 0.0 150.0 0.00 1.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 9000 Precoded data CLASTIC SEDIMENT IRON-MANGANESE GRAVEL 0 0 0 QUATERNARY NO AGE GIVEN 55 431 1 2 0.0 42.0 1.50 1.92 0.42 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 9000 Precoded data CLASTIC SEDIMENT FE-MN GRAVEL 0 0 0 QUATERNARY NO AGE GIVEN 55 431 1 CC 0.0 40.0 2.02 2.42 0.40 CALCAREOUS PELAGIC MONOGENIC FIRM CARBONATE Successful CARBONATE CHALK FE-MN GRAVEL 80 10 10 QUATERNARY NO AGE GIVEN 55 431 2 1 0.0 150.0 0.00 1.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 9000 Precoded data CLASTIC SEDIMENT FE-MN SANDY GRAVEL 0 0 10 QUATERNARY NO AGE GIVEN 55 431 2 CC 0.0 20.0 1.60 1.80 0.20 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 9000 Precoded data CLASTIC SEDIMENT FE-MN SANDY GRAVEL 0 0 10 QUATERNARY NO AGE GIVEN