Hotten, Rüdiger (2011): Tab. 1: Results of ore-microscopic studies [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.764053, In supplement to: Hotten, R (1995): Palaeomagnetic studies on Mafic Dykes of the Shackleton Range, Antarctica, and their geotectonic relevance. Polarforschung, 63(2/3), 123-151, hdl:10013/epic.29718.d001
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Coverage:
Median Latitude: -80.435084 * Median Longitude: -26.262842 * South-bound Latitude: -80.733300 * West-bound Longitude: -29.366700 * North-bound Latitude: -80.266700 * East-bound Longitude: -23.550000
Event(s):
Dyke-1 * Latitude: -80.733300 * Longitude: -25.816700 * Location: Read Mountains, Shackleton Range, Antarctica * Campaign: GEISHA * Method/Device: Geological sample (GEOS)
Dyke-2 * Latitude: -80.733300 * Longitude: -24.430000 * Location: Read Mountains, Shackleton Range, Antarctica * Campaign: GEISHA * Method/Device: Geological sample (GEOS)
Dyke-5 * Latitude: -80.345000 * Longitude: -24.833300 * Location: Read Mountains, Shackleton Range, Antarctica * Campaign: GEISHA * Method/Device: Geological sample (GEOS)
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | Sample comment | Sample comment | Hotten, Rüdiger | |||
| 3 | Grain size, maximum | Grain size max | µm | Hotten, Rüdiger | ||
| 4 | Minerals | Minerals | % | Hotten, Rüdiger | vol % | |
| 5 | Class | Class | Hotten, Rüdiger | HTO high temp alteration | ||
| 6 | Class | Class | Hotten, Rüdiger | LTO low temp alteration | ||
| 7 | Degree | Degree | Hotten, Rüdiger | of hydrothermal alteration | ||
| 8 | Minerals | Minerals | Hotten, Rüdiger | ore minerals |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
133 data points
Data
| 1 Event | 2 Sample comment | 3 Grain size max [µm] | 4 Minerals [%] (vol %) | 5 Class (HTO high temp alteration) | 6 Class (LTO low temp alteration) | 7 Degree (of hydrothermal alteration) | 8 Minerals (ore minerals) |
|---|---|---|---|---|---|---|---|
| Dyke-16a | Group I | 150 | 4.2 | 2-3 | 1-2 | x | (m)TiMa, ilmenite, pyrite |
| Dyke-16b | Group I | 300 | 9.3 | 3 | 1-2 | x | (m)TiMa, ilmenite, pyrite, Ti hematite |
| Dyke-25 | Group I | <10 | 17.4 | 1-2 | 1-2 | xxx | mTiMa, TiMa, ilmenite, pyrite, Ti hematite |
| Dyke-15 | Group II | 400 | 11.7 | 2 | 3 | x | mTiMa, TiMa, ilmenite, Ti hematite, sphalerite |
| Dyke-19 | Group II | 300 | 18.0 | 2 | 1 | xx | TiMa, pyrite, ilmenite, chalcopyrite, sphalerite, hematite |
| Dyke-21 | Group II | 150 | 14.4 | 3 | 2 | xx | (m(TiMa, ilmenite, pyrite, chalcopyrite |
| Dyke-23 | Group II | 150 | 10.7 | 2-3 | 2-3 | xxx | mTiMa, ilmenite, pyrite, sphalerite |
| Dyke-24 | Group II | 300 | 12.9 | 2-3 | 2 | xx | (m)TiMa, ilmenite, pyrite, Ti hematite |
| Dyke-27 | Group II | 400 | 11.9 | 3 | 3 | xxx | mTiMa, TiMa, ilmenite, pyrite, sphalerite, hematite |
| Dyke-1 | Group IV | 800 | 4.9 | 2-3 | 3 | xxx | mTiMa, TiMa, ilrnenite, pyrite, Ti hematite |
| Dyke-2 | Group IV | 700 | 3.1 | 2-3 | ? | xxxxx | TiMa completely altered, ilmenite, pyrite, Ti hematite |
| Dyke-7 | Group IV | 500 | 4.6 | 2-3 | ? | xxxxx | TiMa completely altered, partly rimmed by magnetite, ilmenite, Ti hematite |
| Dyke-8 | Group IV | 3000 | 8.5 | 1 | 3-4 | xxxx | mTiMa, ilmenite, pyrite |
| Dyke-9 | Group IV | 1000 | 6.2 | 2-3 | ? | xxxxx | TiMa much altered, partly rimmed by magnetite, ilmenite pyrite, Ti hematite |
| Dyke-11 | Group IV | 400 | 4.1 | 2-3 | ? | xxxxx | TiMa completely altered, ilmenite, pyrite |
| Dyke-12 | Group IV | 300 | 1.2 | ? | ? | xxxxx | TiMa completely altered, but rarely recroystallized grains, ilmenite, pyrite |
| Dyke-13 | Group IV | 1400 | 7.0 | 2-3 | 3-4 | xxx | mTiMa, TiMa, ilmenite, pyrite Ti hematite |
| Dyke-5 | Group V | 2000 | 11.6 | 2-3 | 3-4 | xxxxx | mTiMa, TiMa, ilmenite, pyrite, Ti hematite, hematite |
| Dyke-6 | Group V | 800 | 8.9 | 2-3 | ? | xxxxx | TiMa completely altered, some fine grained relics or new grains, ilmenite, pyrite, Ti hematite |