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
3	18		1	5	0.0	150.0	6.00	7.50	1.50	CALCAREOUS	PELAGIC	MONOGENIC	FIRM	NANNOFOSSIL					Successful	NANNOFOSSIL CHALK                                           	FORAM NANNO CHALK OOZE                                      	83	0	17	PLEISTOCENE		NO AGE GIVEN	1.58	67	158
3	18		2	2	0.0	150.0	122.50	124.00	1.50	CALCAREOUS	PELAGIC	MONOGENIC	FIRM	NANNOFOSSIL					Successful	NANNOFOSSIL CHALK                                           	NANNO CHALK OOZE                                            	82	0	18	LOWER MIOCENE		NO AGE GIVEN	1.75	56	157
3	18		3	2	0.0	150.0	142.70	144.20	1.50	CALCAREOUS	PELAGIC	MONOGENIC	FIRM	NANNOFOSSIL					Successful	NANNOFOSSIL CHALK                                           	NANNO CHALK OOZE                                            	86	0	15	LOWER MIOCENE		NO AGE GIVEN	1.67	61	158
3	18		4	4	0.0	150.0	154.80	156.30	1.50	CALCAREOUS	PELAGIC	MONOGENIC	FIRM	NANNOFOSSIL						NANNOFOSSIL CHALK                                           	NANNO CHALK OOZE                                            	85	0	0	LOWER MIOCENE		NO AGE GIVEN	1.77	56	157
3	18		5	2	0.0	150.0	161.30	162.80	1.50	CALCAREOUS	PELAGIC	MONOGENIC	FIRM	NANNOFOSSIL					Successful	NANNOFOSSIL CHALK                                           	NANNO CHALK OOZE                                            	100	0	0	LOWER MIOCENE		NO AGE GIVEN	1.80	54	158
3	18		6	1	0.0	150.0	168.90	170.40	1.50	CALCAREOUS	PELAGIC	MONOGENIC	FIRM	NANNOFOSSIL					Successful	NANNOFOSSIL CHALK                                           	NANNO CHALK OOZE                                            	83	0	17	LOWER MIOCENE		NO AGE GIVEN	1.81	53	152
3	18		6	6	0.0	150.0	176.40	177.90	1.50	CALCAREOUS	PELAGIC	MONOGENIC	FIRM	NANNOFOSSIL					Successful	NANNOFOSSIL CHALK                                           	NANNO CHALK OOZE                                            	84	0	16	UPPER OLIGOCENE		NO AGE GIVEN	1.86	50	157
3	18		7	1	0.0	50.0	178.10	178.60	0.50					unk - 0000						BASALT                                                      	BASALT                                                      	0	0	0	UPPER OLIGOCENE		NO AGE GIVEN