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Table T12. Composition of headspace gas in sediments, Site 1109. 
Core, section,
interval (cm)
Depth
(mbsf)
C1 C2 C2= C3

180-1109C-






1H-3, 0-5

2.95

448

2



1

2H-5, 0-5

10.60

4






3H-2, 0-5

18.40

3






4H-2, 0-5

27.90

3






5H-3, 0-5

38.90

3






6H-3, 0-5

48.40

3






7H-4, 0-5

59.40

3






8H-3, 0-5

67.40

13






9H-3, 0-5

76.90

3






10H-4, 0-5

87.90

3






11H-4, 0-5

97.40

2






12X-2, 0-5

103.90

572






13X-4, 0-5

116.50

4,807






14X-2, 0-5

123.10

6,682






15X-4, 0-5

135.67

6,545






16X-3, 0-5

143.80

7,038

1




17X-2, 0-5

152.00

7,920

1




18X-3, 0-5

163.10

17,295

2




19X-1, 0-5

169.70

6,601

1




20X-1, 0-5

179.30

4,680






21X-CC, 0-2

188.90

29,292

3




22X-2, 0-2

199.30

6,501

1




23X-5, 0-2

212.75

3,206






24X-CC, 0-2

217.70

123






25X-1, 33-35

227.73

5,563

1




26X-2, 0-5

238.45

5,198

1




27X-3, 0-5

249.70

10,514

1




28X-4, 0-5

260.80

13,210

1




29X-4, 0-5

270.50

10,931

1




30X-3, 0-5

278.60

21,509

2




31X-4, 0-2

289.60

10,189

1




32X-3, 0-2

297.80

8,531

1




33X-4, 0-2

309.00

7,363

1




34X-3, 0-2

317.20

9,975

2




35X-4, 0-2

328.40

5,384

1




36X-2, 0-2

335.00

5,914

1




37X-2, 0-5

344.30

2,344






38X-5, 0-5

352.60

3,763

1




39X-4, 0-5

357.10

5,113

1




40X-3, 0-2

365.20

2,839

1




41X-3, 0-2

374.50

3,481

1
















180-1109D-








4R-4, 0-2

381.66

3,168

1




5R-1, 0-1

387.60

1,348






6R-3, 0-2

400.06

1,544






7R-4, 0-2

410.84

2,303

1




8R-4, 0-2

420.43

2,970

1




9R-4, 0-2

430.16

1,828

1




10R-4, 0-2

439.74

2,110

1




11R-4, 0-2

449.37

3,142

1




12R-4, 118-120

460.04

2,639

1




13R-4, 0-2

468.04

3,589

2




14R-5, 0-2

479.42

4,749

2




15R-4, 0-2

487.32

4,535

2




16R-6, 0-2

499.83

6,181

3




17R-4, 0-2

506.66

4,984

2




18R-4, 0-2

516.52

3,977

2




19R-2, 0-2

523.80

4,996

2




20R-4, 0-2

535.53

4,797

2




21R-5, 0-2

547.40

4,196

2




22R-2, 0-1

552.54

5,552

3




23R-2, 0-2

562.30

3,821

2




24R-2, 146-148

568.50

3,303

2




25R-5, 0-2

576.13

4,335

2




26R-3, 40-42

583.07

4,079

2




27R-1, 0-2

589.60

2,968

2




28R-1, 123-124

600.43

2,037

1




29R-3, 0-2

610.96

1,742

1




30R-1, 0-2

618.50

1,287

1




31R-2, 0-2

629.60

2,248

2




32R-2, 109-111

640.40

1,008

1

1


33R-1, 27-29

647.77

816

1




34R-4, 0-2

661.14

115






35R-1, 0-2

666.70

225






36R-3, 0-2

679.40

116




37R-3, 0-2

688.96

129




38R-5, 0-2

701.26

169




39R-3, 0-2

708.04

82




40R-2, 37-39

716.63

6




41R-2, 0-2

726.20

4




42R-2, 0-2

735.80

4




43R-2, 0-2

744.92

3



Notes: All concentrations are reported in parts per million by volume. Blanks indicate values below detection limit.

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