Table T14. Headspace gas concentrations and C1/C2 ratio in sediments, Hole 1242A.

Table T14. Headspace gas concentrations and C₁/C₂ ratio in sediments, Hole 1242A.


Core, section, interval (cm)	Depth		C₁ (ppmv)	C₂(ppmv)	C₁/C₂	C₂ = (ppmv)	C₃(ppmv)
Core, section, interval (cm)	(mbsf)	(mcd)	C₁ (ppmv)	C₂(ppmv)	C₁/C₂	C₂ = (ppmv)	C₃(ppmv)
202-1242A-
1H-2, 0-5	1.50	1.50	3	0.0		0.0	0.0
2H-4, 0-5	11.22	12.62	25	0.0		0.0	0.0
3H-4, 0-5	20.73	23.43	20,036	1.4	14,311	0.0	0.0
4H-4, 0-5	30.23	34.48	75,083	3.5	21,452	0.0	0.0
5H-4, 0-5	39.72	44.02	60,272	3.3	18,264	0.0	0.6
6H-4, 0-5	49.22	54.02	101,288	5.4	18,757	0.0	4.8
7H-2, 0-5	55.71	60.86	45,113	3.3	13,670	0.0	3.0
8H-2, 0-5	65.20	71.65	28,176	2.2	12,807	0.0	0.0
9H-2, 0-5	74.70	80.55	40,841	3.6	11,345	0.0	4.7
10H-2, 0-5	84.20	90.65	43,555	4.5	9,679	0.5	6.0
11H-2, 0-5	93.72	101.37	60,409	6.6	9,153	0.0	11.2
12H-2, 0-5	103.22	111.40	61,285	7.0	8,755	0.0	11.5
13H-2, 0-5	112.71	121.94	32,850	4.8	6,844	0.3	7.7
14H-2, 0-5	122.21	132.69	42,361	6.6	6,418	0.0	12.8
15H-2, 0-5	131.70	143.28	29,770	5.4	5,513	0.4	10.5
16H-2, 0-5	141.20	155.68	32,356	6.8	4,758	0.0	14.9
17H-2, 0-5	150.70	166.53	39,807	10.4	3,828	0.8	24.8
18H-2, 0-5	160.20	178.23	31,554	9.2	3,430	1.0	25.5
19H-3, 0-5	171.21	191.59	6,735	3.4	1,981	0.9	12.3
20X-4, 0-5	180.48	200.86	17,926	7.7	2,328	0.8	31.1
22X-4, 0-5	198.11	222.39	48,990	14.0	3,499	0.7	42.1
23X-4, 0-5	207.81	232.49	26,033	10.4	2,503	0.8	43.7
24X-2, 0-5	214.10	241.63	34,753	13.4	2,593	1.0	53.2
25X-4, 0-5	226.80	255.23	18,659	8.1	2,303	0.6	27.3
26X-4, 0-5	236.11	267.54	15,399	6.7	2,298	0.4	19.3
27X-4, 0-5	245.70	275.58	18,671	8.4	2,223	0.0	19.4