Table T2. Lithological subunits, Site C0015.
Lithological subunit |
Description | Core | Depth (mbsf) | Thickness (m) | |
---|---|---|---|---|---|
Top | Bottom | ||||
331-C0015B- | |||||
Ia | Clast-supported coarse-grained angular woody pumice gravel | 1H | 0 | 0.15 | 0.15 |
Ib | Inverse to normally graded clast-supported coarse-grained angular woody pumice gravel | 1H | 0.15 | 2.95 | 2.8 |
Ic | Unconsolidated medium-grained, well-sorted foraminiferal sand | 1H | 2.95 | 3.05 | 0.1 |
Id | Silty foraminiferal sand | 1H | 3.05 | 3.2 | 0.15 |
Ie | Matrix-supported bioclastic gravel with 20% coral fragment and rare clasts of woody pumice in a poorly sorted mud to coarse quartz sand matrix | 1H | 3.2 | 5.07 | 1.87 |
If | Subrounded woody pumice gravel | 1H | 5.07 | 5.5 | 0.43 |
Ig | Mud with pumiceous silt laminae | 1H | 5.5 | 5.89 | 0.39 |
Ih | Clast-supported coarse-grained angular woody pumice gravel | 1H | 5.89 | 5.97 | 0.08 |
Ii | Pumiceous grit grading to gravel at base | 1H | 5.97 | 6.4 | 0.43 |
331-C0015C- | |||||
Ij | Unconsolidated medium-grained, well-sorted, well-rounded quartz sand | 1H | 6.5 | 7.35 | 0.85 |
Ik | Clast-supported coarse-grained angular woody pumice gravel | 1H | 7.35 | 7.9 | 0.55 |
Il | Unconsolidated medium-grained, well-sorted, well-rounded quartz sand—highly disrupted by drilling | 1H | 7.9 | 9 | 1.1 |
Im | Well-sorted quartz-pumice grit | 1H | 9 | 9.08 | 0.08 |
In | Clast-supported coarse-grained angular pumice gravel | 1H | 9.08 | 9.5 | 0.42 |
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