Table T5. In situ confidence index (ISCI) for igneous lithologic units, Site U1373.
|
Lith.
unit |
ISCI
|
Core, section, interval (cm) |
Unit description
|
Strat. unit |
|---|---|---|---|---|
| 330-U1373A- | ||||
| 1 |
NA
|
2R-1, 0, to 2R-2, 5 | Volcanic breccia | II |
| 2 |
NA
|
2R-2, 5, to 2R-2, 49 | Polylithic breccia | II |
| 3 |
NA
|
2R-2, 49, to 2R-4, 45 | Volcanic breccia | II |
| 4 |
NA
|
2R-4, 45, to 3R-2, 21 | Volcanic breccia (top 17 cm polylithic) | II |
| 5 |
NA
|
3R-2, 21, to 3R-2, 64 | Volcanic breccia | II |
| — |
—
|
3R-2, 64, to 7R-1, 121 | Sedimentary unit | III |
| 6 |
3
|
7R-1, 121, to 7R-3, 96 | Massive lava flow | IV |
| 7 |
3
|
7R-3, 96, to 7R-3, 123 | Lava lobe | IV |
| 8 |
3
|
7R-4, 0, to 7R-4, 24 | Lava lobe | V |
| 9 |
3
|
7R-4, 24, to 7R-4, 87 | Lava flow | V |
| 10 |
3
|
7R-4, 87, to 7R-5, 5.5 | Peperite | V |
| 11 |
3
|
7R-5, 5.5, to 8R-2, 22.5 | Peperite | VI |
| 12 |
3
|
8R-2, 22.5, to 8R-3, 75 | Lava flow with peperite top and base | VI |
| 13 |
3
|
8R-3, 75, to 9R-1, 121 | Peperitic lava flow | VI |
| 14 |
3
|
9R-2, 0, to 9R-2, 66.5 | Peperitic lava flow | VII |
| 15 |
3
|
9R-2, 66.5, to 13R-4, 117 | Lava flow with peperite top | VII |
ISCI: 0 = unlikely to be in situ, 1 = could be in situ, 2 = probably in situ, 3 = highly likely to be in situ, NA = not applicable. See “Igneous petrology and volcanology” in the “Methods” chapter (Expedition 330 Scientists, 2012a) for a full explanation of the ISCI. — = not determined.
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