Table T1. Rates of recovery and rate of penetration (ROP) in Hole 1256D.
| Interval | Cored interval (m) |
Average recovery (%) |
Average ROP (m/h) |
|---|---|---|---|
| Hole 1256D, Cores 2R–234R | 1231 | 37 | 1.2 |
| Lavas and transition zone (Cores 2R–128R) | 785 | 41 | 1.5 |
| Upper dikes (Cores 129R–191R) | 287 | 37 | 0.9 |
| Granoblastic dikes (Cores 192R–213R) | 63 | 7 | 0.5 |
| Plutonic complex (Cores 214R–234R) | 96 | 29 | 1.1 |
| Gabbros (Cores 214R–224R and 230R–234R) | 72 | 35 | 1.2 |
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