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
8	71	A	1	1	28.0	142.0	528.28	529.42	1.14	CALCAREOUS	PELAGIC	MONOGENIC	FIRM	NANNOFOSSIL					Precoded data	NANNOFOSSIL CHALK                                           	NANNO CHALK                                                 	50	35	2	LOWER OLIGOCENE		NO AGE GIVEN			
8	71	A	2	1	0.0	150.0	553.00	554.50	1.50	CALCAREOUS	TRANSITIONAL	MONOGENIC	HARD	unk - 0000					Precoded data	 LIMESTONE                                                  	LIMESTONE WITH CHERT INTERGROWTHS                           	40	25	2	UPPER EOCENE		NO AGE GIVEN	1.99	42	156
8	71	A	2	2	0.0	34.0	554.50	554.84	0.34	CALCAREOUS	TRANSITIONAL	MONOGENIC	HARD	unk - 0000					Precoded data	 LIMESTONE                                                  	LIMESTONE                                                   	40	25	2	UPPER EOCENE		NO AGE GIVEN			
8	71	A	3	1	0.0	150.0	555.00	556.50	1.50	CALCAREOUS	TRANSITIONAL	MONOGENIC	HARD	unk - 0000					Precoded data	 LIMESTONE                                                  	LIMESTONE WITH CHERT INTERGROWTHS                           	40	25	2	UPPER EOCENE		NO AGE GIVEN			
8	71	A	3	2	0.0	132.0	556.50	557.82	1.32	CALCAREOUS	TRANSITIONAL	MONOGENIC	HARD	unk - 0000					Precoded data	 LIMESTONE                                                  	LIMESTONE                                                   	40	25	2	UPPER EOCENE		NO AGE GIVEN