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
77	539	A	1	1	0.0	150.0	0.00	1.50	1.50	CALCAREOUS	PELAGIC	MONOGENIC	SOFT	NANNOFOSSIL					Precoded data	NANNOFOSSIL OOZE                                            	NANNOFOSSIL OOZE                                            	50	35	15	HOLOCENE		NO AGE GIVEN	1.42	76	129
77	539	A	1	2	0.0	95.0	1.50	2.45	0.95	CALCAREOUS	PELAGIC	MONOGENIC	SOFT	NANNOFOSSIL					Precoded data	NANNOFOSSIL OOZE                                            	NANNOFOSSIL OOZE                                            	50	35	15				1.53	70	81
77	539	A	1	2	95.0	130.0	2.45	2.80	0.35	CALCAREOUS	PELAGIC	MONOGENIC	FIRM	unk - 0000					Precoded data	 CHALK                                                      	CHALK                                                       	50	35	15	UPPER MIOCENE		NO AGE GIVEN	1.70	60	30
77	539	A	1	2	130.0	150.0	2.80	3.00	0.20	CALCAREOUS	TRANSITIONAL	HETEROGENIC	FIRM	unk - 0000					Precoded data	MARLY CHALK                                                 	CLAYEY CHALK                                                	40	25	15	UPPER MIOCENE		NO AGE GIVEN	1.72	58	18
77	539	A	1	3	0.0	150.0	3.00	4.50	1.50	CALCAREOUS	TRANSITIONAL	HETEROGENIC	FIRM	unk - 0000					Precoded data	MARLY CHALK                                                 	CLAYEY CHALK                                                	40	25	15	UPPER MIOCENE		NO AGE GIVEN	1.74	58	129
77	539	A	1	4	0.0	150.0	4.50	6.00	1.50	CALCAREOUS	TRANSITIONAL	HETEROGENIC	FIRM	unk - 0000					Precoded data	MARLY CHALK                                                 	CLAYEY CHALK                                                	40	25	15	UPPER OLIGOCENE		NO AGE GIVEN	1.75	57	129
77	539	A	1	5	0.0	108.0	6.00	7.08	1.08	CALCAREOUS	PELAGIC	MONOGENIC	FIRM	NANNOFOSSIL					Successful	NANNOFOSSIL CHALK                                           	CLAYEY CHALK                                                	85	0	15	UPPER OLIGOCENE		NO AGE GIVEN	1.73	58	55
77	539	A	1	CC	0.0	16.0	7.18	7.34	0.16	CALCAREOUS	TRANSITIONAL	HETEROGENIC	FIRM	unk - 0000					Precoded data	MARLY CHALK                                                 	CLAYEY CHALK                                                	40	25	15	UPPER OLIGOCENE		NO AGE GIVEN