Table T8. Contamination test results from the use of perfluorcarbon tracer and fluorescent microspheres, Holes U1316B and U1316C.
| Core, section |
Depth (mbsf) |
PFT-out | PFT-in | Catwalk | Drill fluid |
Fluorescent microspheres/cm3* |
|---|---|---|---|---|---|---|
| 307-U1316B- | ||||||
| 1H-3 | 4.85–4.90 | — | ND | — | — | 0 |
| 2H-3 | 10.35–10.40 | — | ND | — | — | 0 |
| 3H-3 | 19.85–19.90 | — | ND | — | — | 0 |
| 4H-3 | 29.35–29.40 | — | ND | — | — | 0 |
| 5H-3 | 38.85–38.90 | — | ND | — | — | 0 |
| 6H-3 | 48.35–48.40 | — | ND | — | — | 42 |
| 307-U1316C- | ||||||
| 4R-4 | 74.20–74.25 | Positive | ND | ND | Positive | 0 |
| 5R-3 | 82.30–82.35 | Positive | ND | — | — | 0 |
| 6R-3 | 90.85–90.90 | — | ND | — | — | 0 |
| 7R-2 | 99.95–100.00 | ND | ND | — | — | 0 |
| 8R-2 | 109.65–109.70 | Positive | ND | — | — | 21 |
| 9R-4 | 122.35–122.40 | Positive | ND | — | — | 17 |
| 11R-3 | 137.75–137.80 | Positive | ND | — | — | 0 |
Notes: PFT-out = sample from the core periphery (interface between liner and core), PFT-in = sample from the inner core section between center and periphery. — = no sample taken, ND = not detected. * = 50% porosity assumed for all samples.
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