Table T3. List of visible tephra layers thicker than 0.5 cm, Holes U1427A and U1427B.
Core, section, interval (cm) |
Top depth CSF-A (m) |
Bottom depth CSF-A (m) |
Thickness (cm) |
Color |
Occurrence |
Core, section, interval (cm) |
Top depth CSF-A (m) |
Bottom depth CSF-A (m) |
Thickness (cm) |
Color |
Occurrence |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 346-U1427A- | 346-U1427B- | ||||||||||
| 2H-7, 21–31 | 10.68 | 10.78 | 10.0 | Gray | Layered | 2H-4, 120–133 | 10.5 | 10.63 | 13.0 | Gray | Layered |
| 5H-5, 44.5–45.5 | 36.575 | 36.585 | 1.0 | Dark gray | Layered | 2H-4 | |||||
| 5H-7, 55 | 39.25 | 10.0 | White | Layered | 5H-5, 62–72 | 39.57 | 39.67 | 10 | White | Layered | |
| 5H-CC, 3 | 39.42 | ||||||||||
| 5H-CC | 6H-5, 145–147 | 51.59 | 51.61 | 1 | Gray | Patched | |||||
| 10H-2, 117–120 | 79.48 | 79.51 | 1.0 | Light gray | Patched | 6H-5 | |||||
| 11H-3, 74–94.5 | 91.02 | 91.225 | 20.5 | Light gray | Layered | 6H-5 | |||||
| 14H-1, 142.5 | 117.225 | 8.5 | Light gray | Layered | 15H-6, 38–45.8 | 118.1 | 118.178 | 7.8 | Light gray | Layered | |
| 14H-2, 5.5 | 117.315 | ||||||||||
| 16H-3, 122–125 | 137.89 | 137.92 | 3.0 | Light gray | Layered | 17H-6, 114–121.5 | 138.61 | 138.685 | 7.5 | Light gray | Layered |
| 16H-4, 7–8.5 | 138.09 | 138.105 | 1.5 | White | Layered | 17H-6, 139–145 | 138.86 | 138.92 | 6 | White | Layered |
| 18H-4, 18–18.3 | 157.34 | 157.343 | 0.3 | White | Layered | 19H-6, 74.7–75 | 157.397 | 157.4 | 0.3 | White | Layered |
| 18H-5, 9.4–9.9 | 158.754 | 158.759 | 0.5 | Black | Layered | 19H-CC, 6.5–6.7 | 158.705 | 158.707 | 0.2 | Black | Layered |
| 20H-6, 85–88 | 180.99 | 181.02 | 3.0 | Light gray | Patched | 22H-2, 110–112.5 | 180.4 | 180.425 | 2 | Pink | Layered |
| 23H-3, 54–60 | 204.85 | 204.91 | 6.0 | Dark gray | Layered | 24H-8, 6.5–8.5 | 206.115 | 206.135 | 2 | Light gray | Layered |
| 3H-3 | 24H-8, 10–13.5 | 206.15 | 206.185 | 3.5 | Black | Layered | |||||
| 3H-4, 102.5–103.5 | 206.835 | 206.845 | 1.0 | Light gray | Layered | 25H-1, 49–50.2 | 206.79 | 206.802 | 1.2 | Light gray | Layered |
| 3H-7, 24–30 | 210.24 | 210.3 | 6.0 | Light gray | Layered | 25H-3, 76–82.5 | 210.08 | 210.145 | 6.5 | Light gray | Layered |
| 24H-1, 35–36 | 211.15 | 211.16 | 1.0 | Gray | Layered | 25H-5, 24.5–28.5 | 212.585 | 212.625 | 4 | Gray | Layered |
| 24H-1, 100–103.5 | 211.8 | 211.835 | 3.5 | Light gray | Layered | 25H-5 | |||||
| 24H-1, 130–130.5 | 212.1 | 212.105 | 0.5 | Gray | Layered | 25H-5 | |||||
| 25H-3, 114–115 | 223.48 | 223.51 | 1.0 | Gray | Layered | 26H-8, 23–25 | 224.27 | 224.29 | 2 | Gray | Layered |
| 25H-3, 118–120 | 223.54 | 223.56 | 2.0 | Light gray | Layered | 26H-8 | |||||
| 25H-6, 14–20 | 226.89 | 226.95 | 6.0 | White | Layered | 27H-1, 115–124.5 | 225.85 | 225.945 | 9.5 | White | Layered |
| 25H-6, 20 | 226.95 | >180.0 | White | Layered | 27H-1 | ||||||
| 25H-7, 51 | 228.67 | 27H-1 | |||||||||
| 27H-1, 11–11.5 | 233.84 | 233.845 | 0.5 | Gray | Layered | 27H-1 | |||||
| 27H-1, 25.5 | 233.655 | 34.0 | Light gray | Layered | 28H-2, 9–21 | 233.79 | 233.91 | 12 | White | Layered | |
| 27H-2, 29 | 234.02 | ||||||||||
| 27H-2 | 35H-2, 70–71 | 266.11 | 266.12 | 1 | Light gray | Layered | |||||
| 27H-2 | 35H-3, 18–24 | 267.11 | 267.17 | 6 | Brownish gray | Layered | |||||
| 35H-1, 104–107 | 272.04 | 272.07 | 0.5 | Light gray | Patched | 35H-3 | |||||
| 39H-2, 43–45 | 290.97 | 290.99 | 1.0 | Light gray | Layered | 35H-3 | |||||
| 39H-3, 14–20 | 291.85 | 291.91 | 3.0 | Gray | Patched | 35H-3 | |||||
| 45H-3, 37.6–37.7 | 321.266 | 321.263 | 0.2 | Light gray | Layered | 47H-1, 23–23.2 | 320.93 | 320.932 | 0.2 | Light gray | Layered |
| 45H-4, 39.4–40.5 | 322.654 | 322.665 | 1.1 | White | Layered | 47H-2, 22–23 | 322.43 | 322.44 | 1 | White | Layered |
| 46H-3, 102.8–104 | 325.508 | 325.52 | 1.2 | White | Layered | 47H-2 | |||||
| 46H-4, 12.6–13.6 | 326.066 | 326.076 | 1.0 | White | Layered | 47H-2 | |||||
| 49H-2, 11–12.5 | 328.76 | 328.775 | 1.5 | Light gray | Layered | ||||||
| 49H-2, 21–22.5 | 328.86 | 328.875 | 1.5 | Light gray | Layered | ||||||
| 47H-3, 0–1 | 328.8 | 328.81 | 1.0 | Light gray | Layered | 49H-2 | |||||
| 49H-2, 86.5–88 | 338.475 | 338.49 | 1.5 | Light gray | Layered | 51H-1, 90–91 | 338.7 | 338.71 | 1 | Light gray | Layered |
| 49H-3, 88.2–91 | 339.692 | 339.72 | 2.8 | Light gray | Layered | 51H-2, 85–86 | 340.1 | 340.11 | 1 | Light gray | Layered |
| 49H-4, 49.2–50 | 340.802 | 340.815 | 0.8 | White | Layered | 51H-3, 49–59 | 341.14 | 341.15 | 1 | White | Layered |
| 49H-4 | 55H-5, 29–32 | 358.76 | 358.79 | 3 | Light gray | Layered | |||||
| 59H-3, 80–81 | 386.69 | 386.7 | 0.5 | Gray | Layered | ||||||
| 70H-2, 51–52 | 437.44 | 437.45 | 1.0 | Light gray | Layered | ||||||
Some thin layers (<0.5 mm) that potentially correlatable between holes are also shown. Tephra layers in same line are thought to be correlative.
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