Böhlke, John Karl; Honnorez, Jose J; Honnorez-Guerstein, B-M (1980): (Table 4) Magnesium content oc calcite from DSDP Hole 46-396B [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.667433, In supplement to: Böhlke, JK et al. (1980): Alteration of basalts from Site 396B, DSDP: Petrographic and mineralogic studies. Contributions to Mineralogy and Petrology, 73(4), 341-361, https://doi.org/10.1007/BF00376628
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Latitude: 22.985667 * Longitude: -43.515000
Date/Time Start: 1976-02-06T00:00:00 * Date/Time End: 1976-02-06T00:00:00
Minimum Elevation: -4459.0 m * Maximum Elevation: -4459.0 m
Event(s):
46-396B * Latitude: 22.985667 * Longitude: -43.515000 * Date/Time: 1976-02-06T00:00:00 * Elevation: -4459.0 m * Penetration: 405.5 m * Recovery: 63.56 m * Campaign: Leg46 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL)
Comment:
Calculated from shift of calcite (211) d-spacing using: mole %= 3.035-d (measured)/0.003 estimated precision ±0.5 mole %
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Sample code/label | Sample label | Böhlke, John Karl | DSDP/ODP/IODP sample designation | ambiguous sample description | |
| 2 | Sample comment | Sample comment | Böhlke, John Karl | |||
| 3 | Magnesium carbonate, magnesite | MgCO3 | % | Böhlke, John Karl | X-ray diffraction (XRD) |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
45 data points
Data
| 1 Sample label | 2 Sample comment | 3 MgCO3 [%] |
|---|---|---|
| 46-396B-7-1-8B | zoned vein, bulbous center | 7.3 |
| 46-396B-7-1-8B | zoned vein, adjacent fibrous layer | 2.3 |
| 46-396B-7-1-12 | grey zone, vug fills | 3.7 |
| 46-396B-7-1-12 | zoned vein, bulbous center | 5.0 |
| 46-396B-7-2-4 | zoned vein, bulbous to granular center | 6.3 |
| 46-396B-7-2-9 | zoned vein, bulbous center | 7.8 |
| 46-396B-7-2-9 | zoned vein, adjacent fibrous layer | 5.1 |
| 46-396B-8-2-2 | grey zone, rug fills | 6.3 |
| 46-396B-14-2-10 | brownish-grey sample, bulbs in large open miarolitic void | 5.0 |
| 46-396B-15-1-12 | large (2-3 mm wide) complex vein, bulbous calcite mixed with large vermiculite(?) flakes | 5.5 |
| 46-396B-15-1-12 | small ( < 1 mm wide) zoned vein, bulbous calcite center | 7.7 |
| 46-396B-15-3-3A | brownish-grey sample, bulbs in large open miarolitic void | 4.7 |
| 46-396B-15-3-3D | brownish-grey sample, bulbs in large open miarolitic void | 6.3 |
| 46-396B-16-2-11B | zoned vein, bulbous center | 6.7 |
| 46-396B-20-2-9F | zoned vein, fine granular center | 2.0 |