Bachman, Steven B; Leggett, Jeremy K (1982): (Table 3) Abundance of heavy mineral species and groups in DSDP Leg 66 sand/sandstone samples [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.817683, In supplement to: Bachman, SB; Leggett, JK (1982): Petrology of Middle America Trench and trench slope sands, Guerrero Margin, Mexico. In: Watkins, JS; Casey Moore, J; et al. (eds.), Initial Reports of the Deep Sea Drilling Project (U.S. Govt. Printing Office), 66, 429-436, https://doi.org/10.2973/dsdp.proc.66.111.1982
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Median Latitude: 16.087222 * Median Longitude: -99.018256 * South-bound Latitude: 15.913800 * West-bound Longitude: -99.138000 * North-bound Latitude: 16.381000 * East-bound Longitude: -98.925500
Date/Time Start: 1979-03-22T00:00:00 * Date/Time End: 1979-04-24T00:00:00
Minimum Elevation: -5142.0 m * Maximum Elevation: -645.0 m
Event(s):
66-486 * Latitude: 15.922800 * Longitude: -99.135000 * Date/Time: 1979-03-22T00:00:00 * Elevation: -5142.0 m * Penetration: 38 m * Recovery: 17.5 m * Location: North Pacific/TRENCH * Campaign: Leg66 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 6 cores; 43 m cored; 0 m drilled; 40.7 % recovery
66-486A * Latitude: 15.913800 * Longitude: -99.138000 * Date/Time: 1979-03-22T00:00:00 * Elevation: -5138.0 m * Penetration: 22 m * Recovery: 3.5 m * Location: North Pacific/TRENCH * Campaign: Leg66 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 3 cores; 22 m cored; 0 m drilled; 16 % recovery
66-488 * Latitude: 15.951700 * Longitude: -99.027700 * Date/Time: 1979-03-27T00:00:00 * Elevation: -4254.0 m * Penetration: 428.5 m * Recovery: 159.5 m * Location: North Pacific/CREST * Campaign: Leg66 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 44 cores; 408 m cored; 19 m drilled; 39.1 % recovery
Comment:
# = actual counts when there are insufficient grains to calculate percentages.
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 | Bachman, Steven B | DSDP/ODP/IODP sample designation | ||
| 6 | Garnet | Grt | % | Bachman, Steven B | Counting 125-210 µm fraction | |
| 7 | Orthopyroxene | Opx | % | Bachman, Steven B | Counting 125-210 µm fraction | As hypersthene |
| 8 | Hornblende | Hbl | % | Bachman, Steven B | Counting 125-210 µm fraction | |
| 9 | Tremolite/Actinolite | Tr/Act | % | Bachman, Steven B | Counting 125-210 µm fraction | |
| 10 | Epidote | Ep | % | Bachman, Steven B | Counting 125-210 µm fraction | |
| 11 | Allanite | Aln | % | Bachman, Steven B | Counting 125-210 µm fraction | |
| 12 | Aluminosilicates | Als | % | Bachman, Steven B | Counting 125-210 µm fraction | Al-silicate polymorphs as predominantly sillimanite, but also some kyanite and andalusite |
| 13 | Titanium dioxide | TiO2 | % | Bachman, Steven B | Counting 125-210 µm fraction | Predominantly anatase; also rutile |
| 14 | Zircon | Zrn | % | Bachman, Steven B | Counting 125-210 µm fraction | |
| 15 | Apatite | Ap | % | Bachman, Steven B | Counting 125-210 µm fraction | |
| 16 | Sphene | Spn | % | Bachman, Steven B | Counting 125-210 µm fraction | |
| 17 | Heavy minerals | HM | % | Bachman, Steven B | Counting 125-210 µm fraction | Unknown |
| 18 | Biotite | Bt | % | Bachman, Steven B | Counting 125-210 µm fraction | |
| 19 | Mica | Mica | % | Bachman, Steven B | Counting 125-210 µm fraction | In total grains counted |
| 20 | Pyrite, FeS2 | Py | % | Bachman, Steven B | Counting 125-210 µm fraction | |
| 21 | Ilmenite | Ilm | % | Bachman, Steven B | Counting 125-210 µm fraction | |
| 22 | Ilmenite | Ilm | # | Bachman, Steven B | Counting 125-210 µm fraction | Manganiferous grains |
| 23 | Iron oxide | Fe oxide | % | Bachman, Steven B | Counting 125-210 µm fraction | |
| 24 | Opaque minerals | Opaque | % | Bachman, Steven B | Counting 125-210 µm fraction | In total grains counted |
| 25 | Grains, counted/analyzed | Grains | # | Bachman, Steven B | Counting 125-210 µm fraction | |
| 26 | Epoch | Epoch | Bachman, Steven B |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
396 data points