Weaver, Barry L; Tarney, John; Saunders, Andrew D (1985): (Table 2) Geochemistry of magnesiochromite at DSDP Holes 82-556 and 82-562 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.805580, In supplement to: Weaver, BL et al. (1985): Geochemistry and mineralogy of basalts recovered from the Central North Atlantic. In: Bougault, H; Cande, SC; et al. (eds.), Initial Reports of the Deep Sea Drilling Project, Washington (U.S. Govt. Printing Office), 82, 395-419, https://doi.org/10.2973/dsdp.proc.82.119.1985
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Median Latitude: 36.040600 * Median Longitude: -38.182300 * South-bound Latitude: 33.141500 * West-bound Longitude: -41.679300 * North-bound Latitude: 38.939700 * East-bound Longitude: -34.685300
Date/Time Start: 1981-09-22T00:00:00 * Date/Time End: 1981-10-21T00:00:00
Minimum Elevation: -3672.0 m * Maximum Elevation: -3172.0 m
Event(s):
82-556 * Latitude: 38.939700 * Longitude: -34.685300 * Date/Time: 1981-09-22T00:00:00 * Elevation: -3672.0 m * Penetration: 639 m * Recovery: 80.9 m * Location: North Atlantic/RIDGE * Campaign: Leg82 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 20 cores; 166 m cored; 0 m drilled; 48.7 % recovery
82-562 * Latitude: 33.141500 * Longitude: -41.679300 * Date/Time: 1981-10-21T00:00:00 * Elevation: -3172.0 m * Penetration: 331 m * Recovery: 42 m * Location: North Atlantic/RIDGE * Campaign: Leg82 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 10 cores; 81 m cored; 0 m drilled; 51.9 % recovery
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | Sample code/label | Sample label | Weaver, Barry L | DSDP/ODP/IODP sample designation | ||
| 3 | Group | Group | Weaver, Barry L | |||
| 4 | Lithologic unit/sequence | Unit | Weaver, Barry L | |||
| 5 | Silicon dioxide | SiO2 | % | Weaver, Barry L | X-ray fluorescence (XRF) | |
| 6 | Titanium dioxide | TiO2 | % | Weaver, Barry L | X-ray fluorescence (XRF) | |
| 7 | Aluminium oxide | Al2O3 | % | Weaver, Barry L | X-ray fluorescence (XRF) | |
| 8 | Chromium(III) oxide | Cr2O3 | % | Weaver, Barry L | X-ray fluorescence (XRF) | |
| 9 | Iron oxide, Fe2O3 | Fe2O3 | % | Weaver, Barry L | X-ray fluorescence (XRF) | |
| 10 | Iron oxide, FeO | FeO | % | Weaver, Barry L | X-ray fluorescence (XRF) | |
| 11 | Magnesium oxide | MgO | % | Weaver, Barry L | X-ray fluorescence (XRF) | |
| 12 | Total | Total | % | Weaver, Barry L | X-ray fluorescence (XRF) | |
| 13 | Silicon | Si | # of ions | Weaver, Barry L | Calculated based on oxygen number | O=4 |
| 14 | Titanium | Ti | # of ions | Weaver, Barry L | Calculated based on oxygen number | O=4 |
| 15 | Aluminium | Al | # of ions | Weaver, Barry L | Calculated based on oxygen number | O=4 |
| 16 | Chromium | Cr | # of ions | Weaver, Barry L | Calculated based on oxygen number | O=4 |
| 17 | Iron 3+ | Fe3+ | # of ions | Weaver, Barry L | Calculated based on oxygen number | O=4 |
| 18 | Iron 2+ | Fe2+ | # of ions | Weaver, Barry L | Calculated based on oxygen number | O=4 |
| 19 | Magnesium | Mg | # of ions | Weaver, Barry L | Calculated based on oxygen number | O=4 |
| 20 | Magnesium number | Mg# | Weaver, Barry L | Calculated | Mg-values (100 Mg/[Mg + Fe2+ ]) are calculated using an assumed Fe2O3/FeO ratio of 0.15 | |
| 21 | Chromium number | Cr# | Weaver, Barry L | |||
| 22 | Iron 3+ number | Fe3+/(Cr + Al + Fe3+) | Weaver, Barry L | |||
| 23 | Plagioclase | Pl | Weaver, Barry L |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
109 data points
Data
| 1 Event | 2 Sample label | 3 Group | 4 Unit | 5 SiO2 [%] | 6 TiO2 [%] | 7 Al2O3 [%] | 8 Cr2O3 [%] | 9 Fe2O3 [%] | 10 FeO [%] | 11 MgO [%] | 12 Total [%] | 13 Si [# of ions] | 14 Ti [# of ions] | 15 Al [# of ions] | 16 Cr [# of ions] | 17 Fe3+ [# of ions] | 18 Fe2+ [# of ions] | 19 Mg [# of ions] | 20 Mg# | 21 Cr# | 22 Fe3+/(Cr + Al + Fe3+) | 23 Pl |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 82-556 | 82-556-2-2,132-135 | I | 1 | 0.70 | 0.32 | 26.89 | 38.74 | 4.78 | 14.04 | 14.20 | 99.67 | 0.021 | 0.007 | 0.962 | 0.929 | 0.109 | 0.356 | 0.642 | 0.643 | 0.491 | 0.055 | An88 |
| 82-556 | 82-556-2-2,132-135 | I | 2 | 0.43 | 0.48 | 28.35 | 39.00 | 4.08 | 12.33 | 15.65 | 100.32 | 0.013 | 0.011 | 0.993 | 0.916 | 0.091 | 0.306 | 0.693 | 0.694 | 0.480 | 0.046 | An85 |
| 82-562 | 82-562-3-2,141-143 | I | 1 | 0.45 | 0.43 | 29.75 | 36.56 | 5.17 | 12.63 | 15.68 | 100.85 | 0.013 | 0.010 | 1.035 | 0.853 | 0.115 | 0.312 | 0.697 | 0.691 | 0.452 | 0.057 | An87 |
| 82-562 | 82-562-3-2,141-143 | I | 2 | 0.44 | 0.31 | 28.86 | 37.77 | 4.74 | 13.36 | 15.31 | 100.79 | 0.013 | 0.007 | 1.010 | 0.887 | 0.106 | 0.332 | 0.677 | 0.671 | 0.468 | 0.053 | An85 |
| 82-562 | 82-562-8-1,68-71 | II | 0.79 | 0.31 | 32.20 | 34.66 | 5.15 | 9.68 | 17.73 | 100.52 | 0.023 | 0.007 | 1.096 | 0.791 | 0.112 | 0.234 | 0.763 | 0.765 | 0.419 | 0.056 | An90 |