Table T2. Summary of lithologic units, Hole C0019E.
|
Lith.
unit |
Core, section, interval (cm) | Depth (mbsf) |
Thickness
(m) |
Stratigraphic
age |
Lithologic description
|
||
|---|---|---|---|---|---|---|---|
|
Top
|
Bottom
|
Top
|
Bottom
|
||||
| 343-C0019E- | 343-C0019E- | ||||||
| 1 | 1R-1, 0 | 1R-CC, 25 | 176.5 | 185.2 | >8.7 | Undetermined | Olive-gray siliceous mudstone |
| 2 | 2R-1, 0 | 3R-CC, 0.05 | 648.0 | 659.7 | >11.7 | Undetermined | Interbedded bluish gray and brown ashy mudstones |
| 3 | 4R-1, 0 | 16R-CC, 0.3 | 688.5 | 820.1 | >131.6 | Undetermined | Interbedded dark gray to black mudstone, ashy mudstone, and clayey mudstone |
| 4 | 17R-1, 0 | 17R-1, 1 | 821.5 | 822.5 | >1 | Undetermined | Sheared clay |
| 5 | 18R-1, 0 | 20R-2, 53 | 824 | 832.9 | >8.9 | Undetermined | Brown mudstone grading from silty at base to clayey at top; contains ash layers and pumice clasts |
| 6 | 20R-2, 53 | 20R-2, 115 | 832.9 | 833.5 | 0.6 | Undetermined | Bedded claystone |
| 7 | 20R-2, 115 | 21R-CC, 18 | 833.5 | 836.8 | >3.3 | Undetermined (possible Cretaceous) | Chert |
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