Natland, James H; Adamson, Andrew C; Laverne, Christine; Melson, William G; O'Hearn, Timothy (1983): (Table 6) Geochemistry of plagioclases at DSDP Legs 69-70 Holes [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.817006, In supplement to: Natland, JH et al. (1983): A compositionally nearly steady-state magma chamber at the Costa Rica Rift: Evidence from basalt glass and mineral data, Deep Sea Drilling Project Sites 501, 504, and 505. In: Cann, JR; Langseth, MG; Honnorez, J; Von Herzen, RP; White, SM; et al. (eds.), Initial Reports of the Deep Sea Drilling Project (U.S. Govt. Printing Office), 69, 811-858, https://doi.org/10.2973/dsdp.proc.69.154.1983
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Median Latitude: 1.502860 * Median Longitude: -83.754200 * South-bound Latitude: 1.226800 * West-bound Longitude: -83.790000 * North-bound Latitude: 1.920000 * East-bound Longitude: -83.730000
Date/Time Start: 1979-09-24T00:00:00 * Date/Time End: 1979-12-04T00:00:00
Minimum Elevation: -3537.0 m * Maximum Elevation: -3458.0 m
Event(s):
69-504A * Latitude: 1.226800 * Longitude: -83.732500 * Date/Time: 1979-09-24T00:00:00 * Elevation: -3458.0 m * Penetration: 277 m * Recovery: 207 m * Campaign: Leg69 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL)
69-504B * Latitude: 1.227200 * Longitude: -83.730200 * Date/Time: 1979-10-07T00:00:00 * Elevation: -3460.0 m * Penetration: 489 m * Recovery: 262 m * Campaign: Leg69 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL)
69-505 * Latitude: 1.913300 * Longitude: -83.790000 * Date/Time: 1979-09-29T00:00:00 * Elevation: -3537.0 m * Penetration: 242 m * Recovery: 187.1 m * Location: North Pacific/GRABEN * Campaign: Leg69 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 26 cores; 223 m cored; 0 m drilled; 83.9 % recovery
Comment:
Structural formulae calculated on the basis of 32 oxygens.
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | Latitude of event | Latitude | ||||
| 3 | Longitude of event | Longitude | ||||
| 4 | Elevation of event | Elevation | m | |||
| 5 | Sample code/label | Sample label | Natland, James H | DSDP/ODP/IODP sample designation | ||
| 6 | Piece | Piece | Natland, James H | |||
| 7 | Comment | Comment | Natland, James H | |||
| 8 | Comment 2 (continued) | Comm 2 | Natland, James H | |||
| 9 | Silicon dioxide | SiO2 | % | Natland, James H | Electron microprobe (EMP) | |
| 10 | Aluminium oxide | Al2O3 | % | Natland, James H | Electron microprobe (EMP) | |
| 11 | Iron oxide, FeO | FeO | % | Natland, James H | Electron microprobe (EMP) | Total iron |
| 12 | Magnesium oxide | MgO | % | Natland, James H | Electron microprobe (EMP) | |
| 13 | Calcium oxide | CaO | % | Natland, James H | Electron microprobe (EMP) | |
| 14 | Sodium oxide | Na2O | % | Natland, James H | Electron microprobe (EMP) | |
| 15 | Potassium oxide | K2O | % | Natland, James H | Electron microprobe (EMP) | |
| 16 | Total | Total | % | Natland, James H | Electron microprobe (EMP) | |
| 17 | Silicon | Si | # of ions | Natland, James H | Calculated based on oxygen number | |
| 18 | Aluminium | Al | # of ions | Natland, James H | Calculated based on oxygen number | |
| 19 | Iron 2+ and 3+ | Fe | # of ions | Natland, James H | Calculated based on oxygen number | |
| 20 | Magnesium | Mg | # of ions | Natland, James H | Calculated based on oxygen number | |
| 21 | Calcium | Ca | # of ions | Natland, James H | Calculated based on oxygen number | |
| 22 | Sodium | Na | # of ions | Natland, James H | Calculated based on oxygen number | |
| 23 | Potassium | K | # of ions | Natland, James H | Calculated based on oxygen number | |
| 24 | Anorthite | An | % | Natland, James H | CIPW Norm | |
| 25 | Type | Type | Natland, James H | Crystal | ||
| 26 | Group | Group | Natland, James H | see reference(s) | Glass group |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
1775 data points