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
31	300		1	CC	0.0	0.0	0.10	0.10	0.00	DETRITAL	TERRIGENOUS	HETEROGENIC	SOFT	UNIDENTIFIED MATERIAL	CLAY MINERAL	FELDSPAR			Successful	FELDSPAR RICH CLAY MINERAL RICH MUD                         	SILTY CLAY                                                  	0	20	80	UPPER PLEISTOCENE		NO AGE GIVEN			
31	300		2	CC	0.0	0.0	107.60	107.60	0.00	DETRITAL	TERRIGENOUS	HETEROGENIC	SOFT	unk - 4000					Precoded data	SAND                                                        	CLAY AND SAND                                               	0	0	80	UPPER PLEISTOCENE		NO AGE GIVEN