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