Table
T7. Composition of headspace gases, Site 1128.
Core,
section
Depth
(mbsf)C1
(ppmv)
182-1128B-
1H-4
4.50
2
2H-5
11.70
2
3H-5
21.20
2
4H-5
30.70
2
5H-4
38.70
2
6H-4
48.20
2
7H-2
54.70
2
8H-3
65.70
2
9H-4
76.70
2
10H-4
86.20
3
11H-2
92.70
2
12H-4
105.20
4
13H-4
114.70
3
14H-4
124.20
6
15H-5
134.76
4
16X-4
142.30
4
17X-4
150.30
5
18X-3
158.40
4
19X-4
169.60
6
20X-4
179.20
5
22X-4
198.40
4
23X-4
208.00
4
24X-4
217.60
5
25X-4
227.20
4
26X-4
236.90
4
27X-3
245.10
2
28X-2
253.15
3
29X-1
261.50
3
30X-1
272.47
4
182-1128D-
1R-3
234.20
3
2R-2
242.30
2
3R-3
253.40
2
4R-3
263.00
3
5R-CC
269.60
3
8R-3
301.50
3
10R-3
320.60
3
11R-3
330.20
3
12R-2
338.30
2
13R-4
350.90
2
14R-2
357.05
2
15R-2
367.20
2
16R-2
376.11
2
17R-2
386.50
2
18R-2
395.67
2
19R-2
405.90
3
20R-2
414.72
3
21R-2
425.20
2
22R-2
434.80
2
23R-2
444.40
3
Note: ppmv = parts per million by volume.