Shilobreeva, S; Martinez, I; Busigny, V; Agrinier, Pierre; Laverne, Christine (2011): (Table 1) Petrological, mineralogical and alteration features of samples from ODP/IODP Hole 1256D [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.783030, In supplement to: Shilobreeva, S et al. (2011): Insights into C and H storage in the altered oceanic crust: Results from ODP/IODP Hole 1256D. Geochimica et Cosmochimica Acta, 75(9), 2237-2255, https://doi.org/10.1016/j.gca.2010.11.027
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Project(s):
Coverage:
Median Latitude: 4.735701 * Median Longitude: -91.311499 * South-bound Latitude: 0.736050 * West-bound Longitude: -91.934500 * North-bound Latitude: 6.736052 * East-bound Longitude: -90.065647
Date/Time Start: 2002-11-23T03:45:00 * Date/Time End: 2002-11-23T03:45:00
Minimum DEPTH, sediment/rock: 296.65 m * Maximum DEPTH, sediment/rock: 1490.56 m
Event(s):
206-1256D * Latitude: 0.736050 * Longitude: -91.934350 * Date/Time: 2002-11-23T03:45:00 * Elevation: -3634.7 m * Penetration: 752 m * Recovery: 227.3 m * Location: North Pacific Ocean * Campaign: Leg206 * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 73 cores; 475.9 m cored; 276.1 m drilled; 47.8 % recovery
309-U1256D * Latitude: 6.735000 * Longitude: -91.934500 * Elevation: -3634.7 m * Recovery: 182.64 m * Campaign: Exp309 (Superfast Spreading Rate Crust 2) * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 96 cores; 503.1 m cored; 36.3 % recovered; 0 m drilled; 1255.1 m penetrated
312-U1256D * Latitude: 6.736052 * Longitude: -90.065647 * Elevation: -3634.7 m * Recovery: 46.52 m * Campaign: Exp312 (Superfast Spreading Rate Crust 3) * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 62 cores; 252 m cored; 18.5 % recovered; 0 m drilled; 1507.1 m penetrated
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | Sample code/label | Sample label | Shilobreeva, S | DSDP/ODP/IODP sample designation | ||
| 3 | DEPTH, sediment/rock | Depth sed | m | Geocode – mbsf | ||
| 4 | Sample code/label 2 | Sample label 2 | Shilobreeva, S | |||
| 5 | Alteration | Alteration | Shilobreeva, S | zone | ||
| 6 | Rock type | Rock | Shilobreeva, S | |||
| 7 | Alteration | Alteration | Shilobreeva, S | type | ||
| 8 | Temperature, in rock/sediment, minimum | t min | °C | Shilobreeva, S | estimated | |
| 9 | Temperature, in rock/sediment, maximum | t max | °C | Shilobreeva, S | estimated | |
| 10 | Mineral assemblage | Min assembl | Shilobreeva, S | secondary, vol% in brackets |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
176 data points
Data
| 1 Event | 2 Sample label | 3 Depth sed [m] (mbsf) | 4 Sample label 2 | 5 Alteration (zone) | 6 Rock | 7 Alteration (type) | 8 t min [°C] (estimated) | 9 t max [°C] (estimated) | 10 Min assembl (secondary, vol% in brackets) |
|---|---|---|---|---|---|---|---|---|---|
| 206-1256D | 206-1256D-6R-2,75-78 | 296.65 | 6 | background alteration | lava pond | low temperature | 50 | 100 | phyllosilicate (7) |
| 206-1256D | 206-1256D-16R-1,37-42 | 369.27 | 16a | background alteration with halo | inflated lava flow | low temperature | 50 | 100 | smectite (3), celadonite (1), iron oxyhydroxide (3) |
| 206-1256D | 206-1256D-16R-1,37-42 | 369.27 | 16b | background alteration | inflated lava flow | low temperature | 50 | 100 | smectite (7) |
| 206-1256D | 206-1256D-37R-2,119-121 | 502.79 | 37 | background alteration | inflated lava flow | low temperature | 50 | 100 | smectite (5) |
| 206-1256D | 206-1256D-52R-2,23-28 | 602.43 | 52 | background alteration | ridge-axis lavas | low temperature | 50 | 100 | smectite (3) |
| 206-1256D | 206-1256D-66R-1,14-17 | 710.54 | 66a | individual halo | ridge-axis lavas | transitional between low T and hydrothermal alteration | 50 | 100 | iron oxyhydroxide (4) |
| 206-1256D | 206-1256D-66R-1,14-17 | 710.54 | 66b | background alteration with halo | ridge-axis lavas | transitional between low T and hydrothermal alteration | 5 | 100 | smectite (2), celadonite (3), hydroschorlomite (<1) |
| 309-U1256D | 309-U1256D-87R-2,75-79 | 832.85 | 87 | background alteration | ridge-axis lavas | transitional between low T and hydrothermal alteration | 50 | 100 | interlayer smectite/chlorite (10), hydroschorlomite (<1) |
| 309-U1256D | 309-U1256D-102R-2,1-4 | 927.99 | 102 | background alteration | ridge-axis lavas | transitional between low T and hydrothermal alteration | 50 | 100 | interlayer smectite/chlorite (7) |
| 309-U1256D | 309-U1256D-123R-1,20-25 | 1032.30 | 123 | background alteration | lithostratigraphic transition zones | hydrothermal | 110 | 250 | interlayer smectite/chlorite (4) |
| 309-U1256D | 309-U1256D-138R-2,38-43 | 1105.83 | 138 | background alteration | sheeted dike | hydrothermal | 250 | 380 | chlorite (7), titanite (<1) |
| 309-U1256D | 309-U1256D-149R-1,73-76 | 1157.60 | 149 | vein | sheeted dike | hydrothermal | 25 | 380 | amphibole (18), epidote (10), anhydrite (9), chlorite (4), quartz (4), zeoitel (>1), titanite (1), calcite (3), pyrite (1) |
| 309-U1256D | 309-U1256D-150R-1,26-29 | 1160.56 | 150a | background alteration with halo | sheeted dike | hydrothermal | 250 | 380 | amphibole (12), albite (6), chlorite (2), titanite (1) |
| 309-U1256D | 309-U1256D-150R-1,26-29 | 1160.56 | 150b | background alteration | sheeted dike | hydrothermal | 250 | 380 | amphibole (6), albite (4), chlorite (2), titanite |
| 309-U1256D | 309-U1256D-170R-1,69-73 | 1252.49 | 170 | background alteration | sheeted dike | hydrothermal | 250 | 400 | amphibole (5), chlorite (6), titanite (<1) |
| 312-U1256D | 312-U1256D-189R-1,58-61 | 1334.48 | 189 | background alteration | sheeted dike | hydrothermal | 250 | 400 | amphibole (45), chlorite (2) |
| 312-U1256D | 312-U1256D-196R-1,27-30 | 1363.97 | 196 | background alteration | granoblastic sheeted dike | granoblastic | 300 | 480 | amphibole (30) |
| 312-U1256D | 312-U1256D-207R-1,0-4 | 1390.70 | 207 | background alteration | granoblastic sheeted dike | granoblastic | 300 | 480 | amphibole (40) |
| 312-U1256D | 312-U1256D-214R-2,37-42 | 1412.72 | 214 | background alteration | gabbro | hydrothermal | 300 | 480 | amphibole (20), albite (7), chlorite (1), epidote (1), prehnite (1) |
| 312-U1256D | 312-U1256D-220R-1,48-52 | 1435.48 | 220 | background alteration | gabbro | hydrothermal | 300 | 480 | amphibole (20) |
| 312-U1256D | 312-U1256D-227R-2,21-23 | 1470.21 | 227 | background alteration | granoblastic sheeted dike | granoblastic | 300 | 480 | amphibole (20) |
| 312-U1256D | 312-U1256D-231R-3,0-7 | 1490.56 | 231 | background alteration | gabbro | hydrothermal | 300 | 480 | amphibole (25), chlorite (1) |