Table T2. Lithologic surfaces and their interpretation, Site U1353. (See table note.)
|
Lithologic surface |
Hole, core, section, interval (cm) |
Depth CSF-A (m) |
Overlying lithology | Nature of significant surface |
Seismic sequence boundary |
Predicted depth (m) |
Preliminary biostratigraphy (Ma) |
|---|---|---|---|---|---|---|---|
| 317- | |||||||
| U1353A-S1 | U1353A-3H-4, 1 | 13.80 | Sand | Basal contact not recovered | U19 | 12 | <0.29 (CN), possibly <0.1 (CN) |
| U1353B-S1 | U1353B-2H-4, 45 | 13.00 | Sand | Basal contact not recovered | |||
| U1353A-S2 | U1353A-5H-2, 1 | 27.97 | Sand | Basal contact not recovered | U18 | 26 | <0.29 (CN), possibly <0.1 (CN) |
| U1353B-S2 | U1353B-4H-1, 95 | 26.95 | Sand | Basal contact not recovered | |||
| U1353B-S3 | U1353B-9H-3, 88 | 60.68 | Calcareous shelly mud | Sharp basal contact | U17 | 59 | 0.29–0.44 (CN) |
| U1353B-S6 | U1353B-23H-2, 140 | 133.10 | Calcareous muddy sand | Gradational upper and lower contacts | U13 | 112 | 1.69–1.73 (CN) |
| U1353B-S7 | U1353B-28H-2, 40 | 151.30 | Sandy marl | Sharp basal contact burrowed | U12 | 151 | 3.7 (CN)–4.3 (PF) |
| U1353B-S8 | U1353B-34H-2, 50 | 179.00 | Slump, shelly muddy sand | Upper sharp contacts | U10 | 192 | 3.7 (CN)–4.3 (PF) |
| U1353B-S9 | U1353B-41H-CC, 33 | 202.83 | Shelly muddy sand | Contacts not recovered | U9 | 241 | 3.7 (CN)–4.3 (PF) |
| U1353B-S10 | U1353B-57H-1, 100 | 252.60 | Shelly muddy sand | Gradational contacts | U8 | 290 | 3.7 (CN)–4.3 (PF) |
Note: CN = calcareous nannofossil, PF = planktonic foraminifer.
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