Helm, Roger (1985): (Table 1) Petrography at DSDP Leg 84 holes [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.803836, In supplement to: Helm, R (1985): Mineralogy and diagenesis of slope sediments offshore Guatemala and Costa Rica, Deep Sea Drilling Project Leg 84. In: von Heune, R; Aubouin, J; et al. (eds.), Initial Reports of the Deep Sea Drilling Project, Washington (U.S. Govt. Printing Office), 84, 571-594, https://doi.org/10.2973/dsdp.proc.84.115.1985
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Median Latitude: 12.867500 * Median Longitude: -90.929340 * South-bound Latitude: 12.716000 * West-bound Longitude: -91.392800 * North-bound Latitude: 13.285300 * East-bound Longitude: -90.692200
Date/Time Start: 1982-01-24T00:00:00 * Date/Time End: 1982-02-17T00:00:00
Minimum Elevation: -5500.0 m * Maximum Elevation: -1698.0 m
Event(s):
84-566 * Latitude: 12.805700 * Longitude: -90.696500 * Date/Time: 1982-01-24T00:00:00 * Elevation: -3745.0 m * Penetration: 55.8 m * Recovery: 21.3 m * Location: North Pacific * Campaign: Leg84 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 9 cores; 55.8 m cored; 0 m drilled; 38.2 % recovery
84-566C * Latitude: 12.814000 * Longitude: -90.692200 * Date/Time: 1982-01-24T00:00:00 * Elevation: -3661.0 m * Penetration: 136.6 m * Recovery: 5.3 m * Location: North Pacific * Campaign: Leg84 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 5 cores; 46.7 m cored; 19.1 m drilled; 11.4 % recovery
84-567 * Latitude: 12.716000 * Longitude: -90.933200 * Date/Time: 1982-01-29T00:00:00 * Elevation: -5500.0 m * Penetration: 176.1 m * Location: North Pacific/SLOPE * Campaign: Leg84 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 0 cores; 0 m cored; 0 m drilled; % recovery
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 | Helm, Roger | DSDP/ODP/IODP sample designation | ||
| 6 | Mineral name | Mineral | Helm, Roger | |||
| 7 | Mineral assemblage | Min assembl | Helm, Roger | A mineral composition of Mg0.69 means 0.69 mole % MgCO3 in the calcite. Ca55 means 55 mole % CaCO3 in the dolomite lattice | ||
| 8 | Dolomite | Dol | Helm, Roger | Lattice order | ||
| 9 | Strontium | Sr | mg/kg | Helm, Roger | ||
| 10 | Manganese | Mn | mg/kg | Helm, Roger | ||
| 11 | Strontium/Calcium ratio | Sr/Ca | Helm, Roger | |||
| 12 | Fossils | Fossils | Helm, Roger | |||
| 13 | Clasts | Clasts | Helm, Roger |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
101 data points
Data
| 1 Event | 2 Latitude | 3 Longitude | 4 Elevation [m] | 5 Sample label | 6 Mineral | 7 Min assembl | 8 Dol | 9 Sr [mg/kg] | 10 Mn [mg/kg] | 11 Sr/Ca | 12 Fossils | 13 Clasts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 84-567A | 12.7165 | -90.9320 | -5500 | 84-567A-19-1,74-76 | Calcite | Mg0.69 | 462 | 1291 | 0.00380 | Planktonic foraminifers | Clinoptilolite, chalcedony | |
| 84-567A | 12.7165 | -90.9320 | -5500 | 84-569A-9-1,37-39 | Calcite | Mg0.69 | 969 | 1108 | 0.00790 | Benthic, planktonic foraminifers radiolarians | Plagioclase, quartz, smectites | |
| 84-567A | 12.7165 | -90.9320 | -5500 | 84-569A-11-1,31-33 | Calcite | Mg0.69 | 483 | 2063 | 0.00390 | Radiolarians | Plagioclase, quartz, smectites | |
| 84-570 | 13.2853 | -91.3928 | -1698 | 84-570-37-1,30-32 | Calcite | Mg0.57 | 766 | 1004 | 0.00550 | Radiolarians | Plagioclase, quartz smectites | |
| 84-570 | 13.2853 | -91.3928 | -1698 | 84-570-38-1,50-52 | Calcite | Mg0.69 | 86 | 8596 | 0.00065 | Radiolarians | Plagioclase, quartz amphibole | |
| 84-570 | 13.2853 | -91.3928 | -1698 | 84-570-38-1,135-136 | Calcite | Mg0.92 | 211 | 824 | 0.00170 | Radiolarians | Plagioclase, quartz | |
| 84-570 | 13.2853 | -91.3928 | -1698 | 84-570-39-CC,6-9 | Calcite | Mg1.26 | 177 | 1771 | 0.00140 | Radiolarians | Zeolites, gyrolite, smectite, chalcedony | |
| 84-566 | 12.8057 | -90.6965 | -3745 | 84-566-5-3,83-85 | Dolomite | Ca53 | 0.67 | 552 | 379 | 0.00830 | Serpentinite, chromite | |
| 84-567 | 12.7160 | -90.9332 | -5500 | 84-567-5-3,105-108 | Dolomite | Ca54 | 0.5 | 359 | 3812 | 0.00540 | Planktonic foraminifers | Zeolites, chalcedony |
| 84-570 | 13.2853 | -91.3928 | -1698 | 84-570-19-2,76-78 | Dolomite | Ca55 | 0.32 | Benthic foraminifers, radiolarians, diatoms | Plagioclase, quartz, calcite | |||
| 84-570 | 13.2853 | -91.3928 | -1698 | 84-570-27-1,10-12 | Dolomite | Ca51 | 1.28 | 228 | 623 | 0.00340 | Radiolarians | Plagioclase, quartz |
| 84-566C | 12.8140 | -90.6922 | -3661 | 84-566C-5-1,1-2 | Aragonite | Mg2.2 | 3187 | 523 | 0.00320 | Serpentinite, calcite | ||
| 84-566 | 12.8057 | -90.6965 | -3745 | 84-566-5-3,100 | Aragonite | 6224 | 259 | 0.00630 | Aragonite concretion |