leg	site	hole	core	section	top interval depth (cm)	bottom interval depth (cm)	top of core depth(m)	top of layer depth (m)	bottom of layer depth (m)	 describer	lithology	color	structures	deformations due to drilling	unusual occurrences	minerals	paleontology	other observations	hardness or induration	z-coding
69	504	B	1	1	45.0	52.0	260.50	260.95	261.02		 SILICEOUS AND CHERTY LIMESTONE	 DUSKY BLUE,DARK GRAY	 LAMINAE,BURROWS		  *				 HARD	 12130000.2000
69	504	B	1	1	53.0	65.0	260.50	261.03	261.15		 CHERT	 LIGHT GREENISH GRAY	 LAMINAE,BURROWS		  *	 CHERT			 HARD	 21130000
69	504	B	1	1	66.0	75.0	260.50	261.16	261.25		 CHERTY LIMESTONE	 OLIVE GRAY	 LAMINAE,BURROWS		  *	 CHERT			 HARD	 12130000.2000
69	504	B	1	1	76.0	80.0	260.50	261.26	261.30		 CHERT	 GREENISH GRAY	 LAMINAE,BURROWS		  *	 CHERT			 HARD	 21130000
69	504	B	1	1	81.0	85.0	260.50	261.31	261.35		 SILICIFIED LIMESTONE	 YELLOWISH GRAY,PALE OLIVE	 LAMINAE,BURROWS		  *				 HARD	 12130000.2000
69	504	B	1	1	86.0	95.0	260.50	261.36	261.45		 CHERT	 GREENISH GRAY	 LAMINAE,BURROWS		  *				 HARD	 21130000
69	504	B	1	1	96.0	99.0	260.50	261.46	261.49		 SILICIFIED AND CHERTY LIMESTONE	 RAYISH YELLOW,YELLOWISH GRAY	 LAMINAE,BURROWS		  *	 CHERT			 HARD	 12130000.2000
69	504	B	1	1	100.0	109.0	260.50	261.50	261.59		 CHERT	 GREENISH GRAY	 LAMINAE,BURROWS		  *				 HARD	 21130000
69	504	B	1	1	110.0	115.0	260.50	261.60	261.65		 LIMESTONE	 GREENISH GRAY	 LAMINAE,BURROWS		  *				 HARD	 12130000
69	504	B	1	1	116.0	133.0	260.50	261.66	261.83		 CHERT	 GREENISH GRAY	 LAMINAE,BURROWS		  *				 HARD	 21130000
69	504	B	1	1	134.0	145.0	260.50	261.84	261.95		 SILICEOUS AND CHERTY LIMESTONE	 GRAYISH YELLOW GREEN,GREENISH GRAY	 LAMINAE,BURROWS		  *	 CHERT			 HARD	 12130000.2000
69	504	B	1	1	146.0	150.0	260.50	261.96	262.00		 CHERT	 GREENISH GRAY	 LAMINAE,BURROWS	 GREATLY DISTURBED	  *	 CHERT			 HARD	 21130000
69	504	B	1	CC	0.0	30.0	260.50	262.10	262.30		 LIMESTONE WITH CHERT	 YELLOWISH GRAY,OLIVE	 LAMINAE,CONTACTS		  *				 HARD	 12130000.2000
69	504	B	2	1	2.0	6.0	270.00	270.02	270.06		 CHERTY LIMESTONE	 YELLOWISH GRAY,OLIVE	 BURROWS		  *	 CHERT			 HARD	 12130000.2000
69	504	B	2	1	8.0	13.0	270.00	270.08	270.13		 LIMESTONE	 YELLOWISH GRAY,PALE OLIVE	 BURROWS		  *				 HARD	 12130000
69	504	B	2	1	15.0	22.0	270.00	270.15	270.22		 SILICIFIED LIMESTONE	 YELLOWISH GRAY,OLIVE	 BURROWS		  *				 HARD	 12130000.2000
69	504	B	2	1	24.0	27.0	270.00	270.24	270.27		 LIMESTONE AND SILICIFIED LIMESTONE	 YELLOWISH GRAY,OLIVE	 BURROWS		  *				 HARD	 12130000.2000
69	504	B	2	1	30.0	36.0	270.00	270.30	270.36		 LIMESTONE AND SILICIFIED LIMESTONE	 YELLOWISH GRAY,OLIVE	 BURROWS		  *				 HARD	 12130000.2000
69	504	B	2	1	38.0	51.0	270.00	270.38	270.51		 LIMESTONE AND CHERT	 YELLOWISH GRAY,OLIVE,OLIVE GRAY	 BURROWS		  *	 CHERT			 HARD	 12130000.2000
69	504	B	2	1	53.0	63.0	270.00	270.53	270.63		 LIMESTONE AND CHERTY LIMESTONE	 YELLOWISH GRAY,OLIVE,OLIVE GRAY	 BURROWS		  *	 CHERT			 HARD	 12130000.2000
69	504	B	2	1	65.0	87.0	270.00	270.65	270.87		 CHERT AND CHERTY LIMESTONE	 OLIVE GRAY,YELLOWISH GRAY,OLIVE	 BURROWS		  *	 CHERT			 HARD	 12130000.2000
69	504	B	2	1	94.0	144.0	270.00	270.94	271.44		 BASALT				  *				 HARD