Table T1. Site U1325 coring summary.
| Hole U1325A |
| Latitude: 48°38.691´N |
| Longitude: 126°58.991´W |
| Seafloor (drill pipe measurement from rig floor, mbrf): 2212.0 |
| Distance between rig floor and sea level (m): 10.9 |
| Water depth (drill pipe measurement from sea level, m): 2201.1 |
| Total penetration (mbsf): 350.0 |
| Total drilled interval (m): 350.0; LWD/MWD |
| Hole U1325B |
| Latitude: 48°38.694´N |
| Longitude: 126°58.999´W |
| Seafloor (drill pipe measurement from rig floor, mbrf): 2206.2 |
| Distance between rig floor and sea level (m): 11.4 |
| Water depth (drill pipe measurement from sea level, m): 2194.8 |
| Total penetration (mbsf): 206.5 |
| Total drilled interval (m): 1 |
| Hole U1325C |
| Latitude: 48°38.701´N |
| Longitude: 126°59.007´W |
| Seafloor (drill pipe measurement from rig floor, mbrf): 2206.2 |
| Distance between rig floor and sea level (m): 11.4 |
| Water depth (drill pipe measurement from sea level, m): 2194.8 |
| Total penetration (mbsf): 304.3 |
| Total drilled interval (m): 188.8 |
| Hole U1325D |
| Latitude: 48°38.701´N |
| Longitude: 126°59.007´W |
| Seafloor (drill pipe measurement from rig floor, mbrf): 2204.8 |
| Distance between rig floor and sea level (m): 11.6 |
| Water depth (drill pipe measurement from sea level, m): 2193.2 |
| Total penetration (mbsf): 4.7 |
|
Core, section |
Date (Oct 2005) |
Local time (h) |
Top depth (mbsf) |
Length (m) |
Recovery (%) |
Comments | |
|---|---|---|---|---|---|---|---|
| Cored | Recovered | ||||||
| 311-U1325A- | |||||||
| *****Drilled from 0.0 to 350.0 mbsf***** | LWD/MWD | ||||||
| 311-U1325B- | |||||||
| 1H | 17 | 1925 | 0.0 | 9.3 | 9.44 | 101.5 | WSTP; fluorescent microspheres |
| 2H | 17 | 2315 | 9.3 | 9.5 | 10.13 | 106.6 | Fluorescent microspheres; bent barrel, kinked wireline |
| 3X | 18 | 0400 | 18.8 | 5.2 | 2.86 | 55.0 | Fluorescent microspheres |
| 4H | 18 | 0525 | 24.0 | 9.5 | 10.01 | 105.4 | APCT-3; fluorescent microspheres |
| 5H | 18 | 0625 | 33.5 | 9.5 | 9.55 | 100.5 | Fluorescent microspheres |
| 6H | 18 | 0740 | 43.0 | 9.5 | 9.76 | 102.7 | APCT-3; fluorescent microspheres |
| 7H | 18 | 0845 | 52.5 | 9.5 | 9.72 | 102.3 | Fluorescent microspheres |
| 8H | 18 | 1000 | 62.0 | 9.5 | 9.59 | 100.9 | APCT-3; fluorescent microspheres |
| 9X | 18 | 1110 | 71.5 | 1.3 | 1.82 | 140.0 | Fluorescent microspheres |
| 10X | 18 | 1215 | 72.8 | 9.6 | 9.45 | 98.4 | Fluorescent microspheres |
| 11P | 18 | 1315 | 82.4 | 1.0 | 0.88 | 88.0 |
|
| *****Drilled from 82.4 to 84.4 mbsf***** | Overdrill pressure core | ||||||
| 12X | 18 | 1435 | 84.4 | 8.5 | 5.73 | 67.4 | Fluorescent microspheres |
| 13X | 18 | 1550 | 92.9 | 9.4 | 0.73 | 7.8 | Fluorescent microspheres |
| 14X | 18 | 1725 | 102.3 | 9.4 | 8.14 | 86.6 | Fluorescent microspheres |
| 15X | 18 | 1855 | 111.7 | 9.6 | 3.82 | 39.8 | Fluorescent microspheres |
| 16X | 18 | 2015 | 121.3 | 8.6 | 8.24 | 95.8 | Fluorescent microspheres |
| 17E | 18 | 2145 | 129.9 | 1.0 | 0.00 | 0.0 |
|
| 18X | 18 | 2310 | 130.9 | 9.6 | 3.43 | 35.7 | Fluorescent microspheres |
| 19X | 19 | 0055 | 140.5 | 9.7 | 5.48 | 56.5 | Fluorescent microspheres; DVTP at 150.2 mbsf |
| 20X | 19 | 0405 | 150.2 | 9.6 | 8.29 | 86.4 | Fluorescent microspheres |
| 21X | 19 | 0550 | 159.8 | 9.6 | 2.74 | 28.5 | Fluorescent microspheres |
| 22Y | 19 | 0725 | 169.4 | 1.0 | 0.17 | 17.0 |
|
| 23X | 19 | 0910 | 170.4 | 8.6 | 2.23 | 25.9 | Fluorescent microspheres |
| 24X | 19 | 1020 | 179.0 | 9.8 | 6.87 | 70.1 | Fluorescent microspheres |
| 25X | 19 | 1150 | 188.8 | 8.6 | 0.64 | 7.4 | Fluorescent microspheres |
| 26E | 19 | 1345 | 197.4 | 1.0 | 0.28 | 28.0 | Fluorescent microspheres |
| 27X | 19 | 1515 | 198.4 | 7.7 | 0.15 | 1.9 | Fluorescent microspheres |
| 28P | 19 | 1925 | 206.1 | 0.4 | 0.46 | 115.0 | Sheared pin on OS; four attempts, tool lodged in BHA |
| Cored totals: | 205.5 | 140.61 | 68.4 |
|
|||
| 311-U1325C- | |||||||
| *****Drilled from 0.0 to 188.8 mbsf***** |
|
||||||
| 1X | 20 | 2245 | 188.8 | 9.6 | 3.28 | 34.2 | Fluorescent microspheres |
| 2X | 20 | 2350 | 198.4 | 4.8 | 0.73 | 15.2 | Fluorescent microspheres |
| 3X | 21 | 0115 | 203.2 | 4.8 | 0.15 | 3.1 | Fluorescent microspheres |
| 4X | 21 | 0355 | 208.0 | 9.6 | 4.24 | 44.2 | Fluorescent microspheres |
| 5Y | 21 | 0600 | 217.6 | 1.0 | 0.00 | 0.0 | DVTP at 218.6 mbsf; fluorescent microspheres |
| 6X | 21 | 1025 | 218.6 | 8.6 | 4.33 | 50.3 | Fluorescent microspheres |
| 7X | 21 | 1245 | 227.2 | 9.6 | 7.91 | 82.4 | Fluorescent microspheres |
| 8X | 21 | 1435 | 236.8 | 9.7 | 9.11 | 93.9 | Fluorescent microspheres |
| 9X | 21 | 1640 | 246.5 | 9.6 | 9.17 | 95.5 | Fluorescent microspheres |
| 10P | 21 | 1750 | 256.1 | 1.0 | 0.96 | 96.0 | Fluorescent microspheres |
| 11X | 21 | 1955 | 257.1 | 8.7 | 8.36 | 96.1 | Fluorescent microspheres |
| 12X | 21 | 2155 | 265.8 | 9.6 | 6.96 | 72.5 | DVTP at 275.6 mbsf; fluorescent microspheres |
| 13X | 22 | 0200 | 275.4 | 9.6 | 0.46 | 4.8 | Fluorescent microspheres |
| 14X | 22 | 0420 | 285.0 | 9.7 | 2.36 | 24.3 | Fluorescent microspheres |
| 15X | 22 | 0715 | 294.7 | 9.6 | 4.47 | 46.6 | Fluorescent microspheres |
| Core totals: | 115.5 | 62.49 | 54.1 |
|
|||
| 311-U1325D- | |||||||
| 1H | 23 | 0355 | 0.0 | 4.7 | 4.69 | 99.8 |
|
| Cored totals: | 4.7 | 4.69 | 99.8 |
|
|||
Note: LWD/MWD = logging while drilling/measurement while drilling, WSTP = water-sampling temperature probe, APCT-3 = third-generation advanced piston corer temperature tool, DVTP = Davis-Villinger Temperature Probe, OS = overshot, BHA = bottom-hole assembly.
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