Table T7. Example of Expedition 301 vein log.
| Hole | Core | Section |
Piece number |
Width (mm) | Vein | Breccia, vein net, etc. | Secondary minerals in vein (%) | Halo | Second, outer, halo | Comments | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Interval (cm) | Vertical? | On side of piece? | Type | Secondary (%) | Dark green/black clay (sap) | Green/blue clay (cel) | CC | Py | FeOx | Zeo? | Width (mm) | Halo Type | Width (mm) | Halo type | |||||||
| Top | Base | ||||||||||||||||||||
| 1301B | 1R | 1 | 1 | 0 | 3 |
|
|
|
br | 60 | 97 |
|
3 |
|
|
|
|
|
|
|
Altered glass |
| 1301B | 1R | 1 | 2 | 4 | 17 |
|
|
|
br | 60 | 97 |
|
3 |
|
|
|
|
|
|
|
Altered glass |
| 1301B | 1R | 1 | 2 | 17 | 25 | 0.2 |
|
|
|
|
100 |
|
|
|
|
|
5 | blk |
|
|
|
| 1301B | 1R | 1 | 2 | 18 | 22 | 0.1 | v |
|
|
|
100 |
|
|
|
|
|
2 |
|
|
|
|
| 1301B | 1R | 1 | 2 | 18 | 19 | 0.1 | v |
|
|
|
100 |
|
|
|
|
|
2 | brn |
|
|
|
| 1301B | 1R | 1 | 2 | 18 | 22 | 0.2 | v |
|
|
|
100 |
|
|
|
|
|
|
|
|
|
|
| 1301B | 1R | 1 | 2 | 23 | 24 | 0.8 | v |
|
|
|
100 |
|
|
|
|
|
5 | blk |
|
|
|
| 1301B | 1R | 1 | 3 | 23 | 27 |
|
|
|
br | 30 | 97 |
|
3 |
|
|
|
|
|
|
|
Altered glass |
| 1301B | 1R | 1 | 5 | 36 | 39 |
|
|
|
ru | 5 | 98 |
|
|
|
2 |
|
|
|
|
|
|
| 1301B | 1R | 1 | 6 | 41 | 49 |
|
|
|
br | 30 | 80 |
|
20 |
|
|
|
|
|
|
|
|
| 1301B | 1R | 1 | 8 | 60 | 60 | 0.1 |
|
|
|
|
100 |
|
|
|
|
|
10 | mix |
|
|
|
| 1301B | 1R | 1 | 8 | 57 | 61 | 0.3 |
|
|
|
|
100 |
|
|
|
|
|
6 | mix |
|
|
|
| 1301B | 1R | 1 | 8 | 60 | 61 | 0.3 | v |
|
|
|
100 |
|
|
|
|
|
|
|
|
|
|
| 1301B | 1R | 1 | 9 | 65 | 65 | 0.1 |
|
s |
|
|
100 |
|
|
|
|
|
|
|
|
|
|
| 1301B | 1R | 1 | 9 | 65 | 69 | 0.3 | v |
|
|
|
100 |
|
|
|
|
|
3 | blk |
|
|
|
| 1301B | 1R | 1 | 9 | 65 | 69 | 0.3 |
|
|
|
|
50 |
|
|
|
50 |
|
5 | blk |
|
|
|
| 1301B | 1R | 1 | 10 | 70 | 74 | 0.2 | v |
|
|
|
50 |
|
|
|
50 |
|
4 | blk |
|
|
|
| 1301B | 1R | 1 | 12 | 83 | 83 | 0.1 |
|
|
|
|
100 |
|
|
|
|
|
|
|
|
|
|
| 1301B | 1R | 1 | 12 | 83 | 98 | 0.2 | v | s |
|
|
40 |
|
|
|
60 |
|
3 | mix |
|
|
|
| 1301B | 1R | 1 | 12 | 82 | 97 | 1 |
|
s |
|
|
90 |
|
|
|
10 |
|
6 | mix |
|
|
|
| 1301B | 1R | 1 | 12 | 82 | 86 | 0.2 |
|
|
|
|
90 |
|
|
|
10 |
|
4 | mix |
|
|
|
| 1301B | 1R | 1 | 12 | 82 | 84 | 0.1 | v |
|
|
|
100 |
|
|
|
|
|
|
|
|
|
|
| 1301B | 1R | 1 | 12 | 86 | 90 | 0.1 | v |
|
|
|
95 |
|
|
|
5 |
|
2 | mix |
|
|
|
Note: sap = saponite, cel = celadonite, CC = calcium carbonate, Py = pyrite, FeOx = iron oxides, Zeo = zeolite, v = vertical, s = on side of piece, br = breccia, ru = rubble, blk = black, brn = brown, mix = mixed. Only a portion of this table appears here.
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