Underwood, Michael B (1986): (Table 1) Composition of sediments of Aleutian DSDP sites [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.763452, In supplement to: Underwood, MB (1986): Sediment provenance within subduction complexes - an example from the Aleutian forearc. Sedimentary Geology, 51(1-2), 57-73, https://doi.org/10.1016/0037-0738(86)90024-2
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Median Latitude: 55.721875 * Median Longitude: -154.364400 * South-bound Latitude: 51.130200 * West-bound Longitude: -174.005700 * North-bound Latitude: 57.438300 * East-bound Longitude: -147.131000
Date/Time Start: 1971-06-30T00:00:00 * Date/Time End: 1971-08-09T00:00:00
Minimum Elevation: -4923.0 m * Maximum Elevation: -3086.0 m
Event(s):
18-178 * Latitude: 56.956300 * Longitude: -147.131000 * Date/Time: 1971-06-30T00:00:00 * Elevation: -4218.0 m * Penetration: 794.5 m * Recovery: 212.5 m * Location: North Pacific/PLAIN * Campaign: Leg18 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 53 cores; 471.5 m cored; 48 m drilled; 45.1 % recovery
18-180 * Latitude: 57.362700 * Longitude: -147.856200 * Date/Time: 1971-07-08T00:00:00 * Elevation: -4923.0 m * Penetration: 470.5 m * Recovery: 80.5 m * Location: North Pacific/TRENCH * Campaign: Leg18 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 20 cores; 190 m cored; 47.5 m drilled; 42.4 % recovery
18-181 * Latitude: 57.438300 * Longitude: -148.464700 * Date/Time: 1971-07-11T00:00:00 * Elevation: -3086.0 m * Penetration: 369 m * Recovery: 106.1 m * Location: North Pacific/SLOPE * Campaign: Leg18 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 29 cores; 249.4 m cored; 9.5 m drilled; 42.5 % recovery
Comment:
Point counting analysis
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | Sample code/label | Sample label | Underwood, Michael B | DSDP/ODP/IODP sample designation | ||
| 3 | Quartz, monocrystalline | MonoQz | % | Underwood, Michael B | Counting 63-500 µm fraction | |
| 4 | Quartz, polycrystalline | PolyQz | % | Underwood, Michael B | Counting 63-500 µm fraction | |
| 5 | Chert | Chert | % | Underwood, Michael B | Counting 63-500 µm fraction | cryptocrystalline quartz |
| 6 | Plagioclase | Pl | % | Underwood, Michael B | Counting 63-500 µm fraction | |
| 7 | Kalifeldspar | Kfs | % | Underwood, Michael B | Counting 63-500 µm fraction | |
| 8 | Volcanic glass | Volc glass | % | Underwood, Michael B | Counting 63-500 µm fraction | |
| 9 | Rock fragments | Rock fragm | % | Underwood, Michael B | Counting 63-500 µm fraction | volcanic |
| 10 | Rock fragments | Rock fragm | % | Underwood, Michael B | Counting 63-500 µm fraction | sedimentary |
| 11 | Rock fragments | Rock fragm | % | Underwood, Michael B | Counting 63-500 µm fraction | metamorphic |
| 12 | Heavy minerals | HM | % | Underwood, Michael B | Counting 63-500 µm fraction | |
| 13 | Fragments | Fragm | % | Underwood, Michael B | Counting 63-500 µm fraction | biogenic fragments + carbonate grains + mica + opaque grains + oxidized + unknown |
| 14 | Total counts | Total counts | # | Underwood, Michael B | Counting 63-500 µm fraction |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
416 data points
Data
| 1 Event | 2 Sample label (DSDP/ODP/IODP sample designation) | 3 MonoQz [%] (Counting 63-500 µm fraction) | 4 PolyQz [%] (Counting 63-500 µm fraction) | 5 Chert [%] (cryptocrystalline quartz, Cou...) | 6 Pl [%] (Counting 63-500 µm fraction) | 7 Kfs [%] (Counting 63-500 µm fraction) | 8 Volc glass [%] (Counting 63-500 µm fraction) | 9 Rock fragm [%] (volcanic, Counting 63-500 µm ...) | 10 Rock fragm [%] (sedimentary, Counting 63-500 ...) | 11 Rock fragm [%] (metamorphic, Counting 63-500 ...) | 12 HM [%] (Counting 63-500 µm fraction) | 13 Fragm [%] (biogenic fragments + carbonat...) | 14 Total counts [#] (Counting 63-500 µm fraction) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 18-178 | 18-178-30-2,67 | 25.3 | 3.3 | 2.5 | 19.8 | 5.0 | 0.0 | 3.1 | 27.8 | 3.5 | 8.4 | 1.2 | 479 |
| 18-178 | 18-178-31-1,149 | 27.3 | 4.8 | 1.0 | 29.2 | 4.4 | 0.0 | 6.1 | 7.9 | 4.6 | 11.3 | 3.3 | 479 |
| 18-178 | 18-178-32-2,67 | 40.0 | 3.9 | 0.2 | 22.6 | 2.4 | 0.0 | 1.1 | 14.8 | 2.1 | 10.1 | 2.9 | 465 |
| 18-178 | 18-178-33-4,8 | 29.2 | 2.3 | 1.3 | 24.8 | 3.8 | 0.0 | 1.9 | 25.2 | 3.6 | 6.4 | 1.5 | 472 |
| 18-178 | 18-178-34-5,9 | 20.7 | 2.0 | 0.6 | 42.6 | 4.3 | 0.0 | 4.6 | 13.7 | 1.3 | 9.3 | 0.8 | 460 |
| 18-178 | 18-178-35-2,52 | 22.7 | 1.7 | 0.0 | 41.6 | 5.5 | 0.0 | 3.1 | 10.1 | 2.9 | 10.9 | 1.4 | 476 |
| 18-178 | 18-178-37-2,124 | 15.3 | 2.8 | 0.2 | 41.1 | 4.4 | 1.3 | 9.3 | 11.2 | 1.9 | 9.7 | 2.7 | 472 |
| 18-180 | 18-180-17-2,24 | 38.7 | 2.1 | 1.0 | 33.1 | 5.8 | 0.0 | 2.1 | 10.6 | 0.8 | 2.9 | 2.8 | 481 |
| 18-180 | 18-180-19-2,34 | 28.8 | 3.3 | 2.3 | 32.7 | 3.3 | 0.8 | 5.1 | 8.4 | 3.3 | 6.6 | 4.8 | 486 |
| 18-181 | 18-181-1-1,83 | 7.8 | 0.4 | 10.2 | 32.8 | 3.4 | 4.4 | 17.0 | 0.2 | 0.0 | 3.2 | 20.6 | 500 |
| 18-181 | 18-181-1-1,101 | 24.6 | 2.6 | 9.6 | 20.4 | 2.8 | 0.4 | 25.2 | 0.0 | 2.8 | 5.4 | 3.4 | 500 |
| 18-181 | 18-181-1-1,132 | 17.6 | 4.8 | 15.6 | 33.2 | 5.4 | 0.2 | 11.2 | 0.0 | 0.2 | 4.6 | 5.0 | 500 |
| 18-181 | 18-181-1-2,120 | 10.8 | 1.6 | 11.2 | 28.6 | 0.2 | 0.0 | 27.6 | 0.0 | 1.4 | 3.8 | 14.8 | 500 |
| 18-181 | 18-181-4-2,29 | 18.0 | 2.1 | 8.3 | 19.1 | 3.4 | 0.0 | 35.8 | 2.1 | 2.3 | 3.4 | 1.3 | 528 |
| 18-181 | 18-181-4-4,41 | 7.7 | 2.6 | 13.3 | 31.3 | 1.7 | 0.0 | 30.3 | 0.2 | 3.9 | 3.8 | 5.1 | 534 |
| 18-181 | 18-181-4-4,59 | 4.2 | 1.6 | 10.4 | 33.6 | 0.0 | 5.4 | 29.0 | 0.6 | 1.8 | 3.2 | 10.2 | 500 |
| 18-181 | 18-181-5-3,135 | 9.6 | 0.6 | 7.7 | 48.1 | 3.8 | 1.3 | 15.0 | 0.2 | 1.0 | 4.1 | 4.3 | 532 |
| 18-181 | 18-181-7-1,99 | 19.3 | 3.9 | 10.1 | 29.8 | 3.9 | 0.9 | 20.3 | 0.0 | 4.9 | 3.2 | 3.6 | 533 |
| 18-181 | 18-181-7-2,119 | 16.6 | 0.0 | 9.8 | 36.2 | 0.0 | 7.8 | 18.2 | 0.0 | 0.0 | 3.2 | 8.2 | 500 |
| 18-181 | 18-191-7-3,118 | 9.9 | 2.1 | 14.1 | 39.1 | 1.9 | 0.0 | 19.0 | 0.0 | 4.1 | 4.1 | 5.6 | 516 |
| 18-181 | 18-181-9-1,139 | 14.6 | 2.6 | 5.8 | 27.8 | 3.0 | 0.0 | 262.0 | 0.0 | 5.2 | 5.2 | 9.6 | 500 |
| 18-181 | 18-181-9-2,62 | 20.5 | 5.8 | 8.7 | 25.0 | 4.5 | 0.5 | 17.7 | 0.2 | 5.6 | 3.8 | 3.1 | 552 |
| 18-181 | 18-181-11-1,137 | 5.5 | 3.6 | 4.6 | 27.4 | 4.0 | 0.0 | 10.7 | 29.3 | 3.8 | 4.0 | 6.9 | 522 |
| 18-181 | 18-181-12-3,58 | 8.7 | 3.7 | 9.2 | 28.3 | 3.3 | 0.4 | 28.5 | 0.0 | 5.0 | 8.7 | 4.0 | 519 |
| 18-181 | 18-181-13-4,119 | 2.0 | 0.0 | 0.0 | 30.0 | 0.8 | 0.0 | 57.2 | 0.0 | 0.0 | 2.8 | 7.2 | 500 |
| 18-181 | 18-181-13-5,47 | 4.6 | 2.4 | 3.6 | 6.2 | 0.0 | 0.2 | 2.6 | 70.6 | 3.0 | 1.2 | 6.0 | 500 |
| 18-181 | 18-181-17-3,20 | 16.2 | 0.2 | 12.4 | 24.8 | 0.2 | 7.4 | 28.2 | 0.0 | 2.6 | 4.4 | 4.6 | 500 |
| 18-181 | 18-181-17-6,123 | 15.0 | 0.0 | 12.3 | 29.4 | 0.8 | 0.0 | 28.2 | 2.5 | 2.3 | 5.9 | 3.6 | 521 |
| 18-181 | 18-181-17-6,137 | 10.8 | 2.5 | 11.4 | 33.4 | 1.5 | 0.9 | 29.0 | 0.0 | 3.4 | 4.5 | 4.5 | 527 |
| 18-181 | 18-181-25-2,31 | 19.0 | 1.2 | 10.2 | 22.0 | 2.8 | 6.2 | 21.6 | 3.8 | 2.0 | 5.4 | 6.2 | 500 |
| 19-186 | 19-186-6-3,50 | 0.8 | 0.0 | 0.8 | 13.5 | 0.0 | 3.5 | 2.3 | 63.3 | 0.0 | 7.2 | 10.1 | 512 |
| 19-186 | 19-186-7-4,44 | 3.0 | 0.0 | 2.0 | 23.4 | 0.8 | 18.8 | 35.8 | 0.6 | 0.2 | 4.4 | 10.8 | 500 |