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 91 595 1 CC 0.0 20.0 0.10 0.30 0.20 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 Precoded data PELAGIC CLAY PELAGIC CLAY 10 10 0 91 595 H1 CC 0.0 10.0 0.60 0.70 0.10 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 Precoded data PELAGIC CLAY PELAGIC CLAY 10 10 0