Table 4.
The relative abundances of minerals in sediment samples from borehole cores LS and PT.
| Sample | Depth (m) | Relative abundance (wt.%) |
|||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Qz | An | Ab | Kln | Ms | Clc | Cal | Dol | Py | Gt | Hem | Gp | ||
| LS-1 | 3.2–3.4 | 64.1 | 8.3 | – | 5.4 | 14.1 | 3.7 | – | – | 2.2 | 1.9 | – | 0.3 |
| LS-2 | 5.8–6.0 | 73.9 | 8.2 | 7.6 | – | 6.6 | 2.6 | – | – | – | 0.3 | 0.4 | 0.4 |
| LS-3 | 7.7–7.9 | 72.2 | 18.9 | – | 3.1 | 1.1 | 3.8 | 0.3 | – | 0.6 | – | – | – |
| LS-4 | 10.2–10.7 | 59.8 | 8 | – | 8.5 | 14.5 | 5.7 | – | 1.4 | – | – | 1.7 | 0.4 |
| LS-5 | 13.7–13.9 | 72.9 | 18.6 | 1.2 | 3.3 | 3.8 | – | – | – | 0.2 | – | – | |
| LS-6 | 18.7–18.9 | 56.9 | 5.7 | 1.9 | 7.2 | 18 | 5.7 | – | 2.4 | – | 1.7 | – | 0.5 |
| PT-1 | 1.2–1.3 | 61.6 | 7.5 | 2.8 | 6.1 | 13.8 | 5.5 | – | – | – | 2.7 | – | – |
| PT-2 | 4.2–4.3 | 57.2 | 5.7 | 2.9 | 10.3 | 7.4 | 12.4 | 1.1 | – | – | 1.7 | – | 1.1 |
| PT-3 | 6.4–6.5 | 71.6 | 15.3 | – | 4.8 | 0.7 | 4.8 | 0.7 | – | 1 | 1.1 | – | – |
| PT-4 | 11.2–11.3 | 57.2 | 13.8 | – | 10.1 | 0.8 | 9 | 1.6 | 3.4 | 1.4 | 2 | 0.7 | – |
| PT-5 | 17.6–17.7 | 81.2 | 17.4 | – | 0.3 | 1.1 | – | – | – | – | – | – | – |
| PT-6 | 19.2–19.3 | 39.8 | 10.1 | 6.6 | 11.7 | 6 | 15.2 | 0.8 | – | 6 | – | 1.2 | 4.3 |
| PT-7 | 21.6–21.7 | 80.1 | 16.1 | 1.2 | 1.2 | – | 0.1 | – | – | – | – | 1.4 | – |
| PT-8 | 24.5–24.6 | 41.2 | 2.7 | 2.7 | 14.2 | 22.1 | 11 | 0.5 | 2.4 | 2.3 | – | – | 0.9 |
| PT-9 | 28.3–28.4 | 59.5 | 14.8 | – | 12.3 | 3.8 | 5.6 | – | 2.7 | 1.3 | – | – | – |
| PT-10 | 38.1–38.2 | 82.4 | 15.4 | – | 1 | 1.2 | – | – | – | – | – | – | |
Note: Qz: Quartz; An: Anorthite; Ab: Albite; Ms: Muscovite; Kln: Kaolinite; Clc: Clinochlore; Cal: Calcite; Dol: Dolomite; Py: Pyrite; Gt: Goethite; Hem: Hematite; Gp: Gypsum; "–": Not detected.