Table T3. Occurrence of event and ash beds, Holes U1313A, U1313B, U1313C, and U1313D.
| Core, section, interval (cm) |
Depth (mbsf) | Comments | |
|---|---|---|---|
| Top | Bottom | ||
| 306-U1313A- | |||
| 4H-6, 127–132 | 32.97 | 33.02 | Volcanic ash, sharp, erosional base and gradational upper contact |
| 8H-4, 123 | 67.93 | Volcanic ash, millimeter scale | |
| 12H-1, 42–71 | 100.62 | 100.91 | Sharp lower and upper contact |
| 16H-5, 97–100 | 145.17 | 145.2 | Sharp, erosive base |
| 17H-1, 47–49 | 148.17 | 148.19 | Sharp, erosive base, pyrite |
| 19H-3, 34–37 | 170.04 | 170.07 | Sharp lower contact, normal grading and gradational upper contact |
| 20H-1, 124–133 | 177.44 | 177.53 | Sharp lower contact, normal grading and gradational upper contact, pyrite-rich base |
| 29H-6, 127–132 | 270.47 | 270.52 | Sharp lower contact, normal grading and inclined, gradational upper contact |
| 306-U1313B- | |||
| 4H-6, 22–24 | 32.62 | 32.34 | Volcanic ash |
| 16H-4, 79–82.5 | 144.19 | 144.225 | Sharp lower contact, normal grading and gradational upper contact |
| 19H-2, 41.5–43 | 169.315 | Sharp lower contact, normal grading and gradational upper contact, pyrite-rich base | |
| 20H-1, 18–23 | 177.08 | 177.13 | Sharp and erosional lower contact, normal grading, gradational upper contact, pyrite-rich base |
| 29H-5, 56–58.5 | 270.96 | 270.985 | Sharp lower contact, normal grading and gradational upper contact, pyrite-rich base |
| 306-U1313C- | |||
| 2H-5, 13.5–16 | 8.835 | 8.86 | Sharp lower contact, normal grading and gradational upper contact, pyrite-rich base |
| 4H-1, 133–137 | 23.03 | 23.07 | Sharp lower contact, normal grading and gradational upper contact |
| 5H-1, 148 | 32.68 | Volcanic ash, millimeter-scale | |
| 12H-3, 79–103 | 101.49 | 101.73 | Sharp lower and upper contact, normal grading |
| 16H-7, 10.5–14 | 144.805 | 144.84 | Sharp base, normal grading and gradational upper contact, pyrite-rich base |
| 19H-5, 27–32 | 170.47 | 170.52 | Sharp base, normal grading and gradational upper contact, pyrite-rich base |
| 20H-3, 120–133 | 177.9 | 178.03 | Sharp base, normal grading and gradational upper contact, pyrite-rich base |
| 306-U1313D- | |||
| 11H-6, 50–79 | 103 | 103.29 | Sharp base, normal grading and gradational upper contact, pyrite-rich base |
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