Table T3. Methane stable carbon isotope composition, Hole 1108B.
Core, section, interval (cm)
|
Depth (mbsf)
|
 13CCH4 ( )
|
|---|---|---|
| 180-1108B- | ||
| 19R-5, 30-32 | 172.60 | -45.87 |
| 20R-2, 10-12 | 179.60 | -35.42 |
| 22R-5, 124-126 | 204.24 | -46.14 |
| 23R-2, 86-88 | 209.16 | -48.77 |
| 24R-1, 108-110 | 217.08 | * |
| 26R-2, 134-136 | 238.34 | * |
| 28R-3, 21-23 | 257.21 | -54.58 |
| 30R-4, 31-33 | 277.81 | -59.04 |
| 32R-5, 32-34 | 298.32 | -37.49 |
| 34R-4, 54-56 | 316.74 | -45.89 |
| 36R-4, 80-84 | 335.70 | -43.45 |
| 38R-1, 36-38 | 350.86 | -35.45 |
| 39R-1, 104-106 | 361.14 | -32.70 |
| 42R-1, 11-13 | 389.11 | -48.45 |
| 43R-1, 100-102 | 399.60 | -41.37 |
| 44R-1, 117-120 | 409.37 | -50.60 |
| 45R-CC, 4-6 | 419.64 | -58.94 |
| 46R-1, 34-35 | 427.84 | -57.66 |
| 48R-1, 48-50 | 447.18 | -57.00 |
| 49R-1, 4-6 | 456.34 | -48.39 |
| 49R-CC, 4-6 | 456.84 | -49.47 |
| 50R-CC, 4-6 | 466.94 | -60.36 |
| 51R-1, 22-24 | 475.72 | -47.87 |
Note: * = insufficient gas for isotope analysis.