Kleinschmidt, Georg; Helferich, Stefan; Henjes-Kunst, Friedhelm; Jackson, Chris; Frimmel, Hartwig E (2011): Tab. 2: Age determinations in southern Kirwanveggen [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.763713, In supplement to: Kleinschmidt, G et al. (2000): The pre-Permo-Carboniferous rocks and structures from southern Kirwanveggen, Dronning Maud Land, Antarctica. Polarforschung, 66(3), 7-18, hdl:10013/epic.29761.d001
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Coverage:
Latitude: -73.500000 * Longitude: -5.660000
Event(s):
Kirwanveggen * Latitude: -73.500000 * Longitude: -5.660000 * Location: Kirwanveggen, Dronning Maud Land, Antarctica * Method/Device: Geological sample (GEOS)
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Rock type | Rock | Kleinschmidt, Georg | |||
| 2 | Unit | Unit | Kleinschmidt, Georg | |||
| 3 | Sample code/label | Sample label | Kleinschmidt, Georg | |||
| 4 | Size fraction | Size fraction | Kleinschmidt, Georg | |||
| 5 | Potassium | K | % | Kleinschmidt, Georg | ||
| 6 | Age, comment | Comm | Kleinschmidt, Georg | rad. Ar [nl/g STP] | ||
| 7 | Age, comment | Comm | Kleinschmidt, Georg | rad. Ar [%] | ||
| 8 | Lead-207/Lead-206 ratio | 207Pb/206Pb | Kleinschmidt, Georg | |||
| 9 | Lead-207/Lead-206, standard error | 207Pb/206Pb std e | ± | Kleinschmidt, Georg | ||
| 10 | Lead-208/Lead-206 ratio | 208Pb/206Pb | Kleinschmidt, Georg | |||
| 11 | Age, dated | Age dated | ka | Kleinschmidt, Georg | ||
| 12 | Age, dated standard deviation | Age dated std dev | ± | Kleinschmidt, Georg |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
142 data points
Data
| 1 Rock | 2 Unit | 3 Sample label | 4 Size fraction | 5 K [%] | 6 Comm (rad. Ar [nl/g STP]) | 7 Comm (rad. Ar [%]) | 8 207Pb/206Pb | 9 207Pb/206Pb std e [±] | 10 208Pb/206Pb | 11 Age dated [ka] | 12 Age dated std dev [±] |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Amphiboles from greenschists of the Polaris Formation | 3 | 9/1/1 | 125-63 µm | 0.171 | 8.69 | 93.6 | 986000 | 16000 | |||
| Amphiboles from greenschists of the Polaris Formation | 3 | 10/1/3 | 125-63 µm | 0.204 | 8.76 | 93.6 | 862000 | 14000 | |||
| Biotites from the granitoid | 2 | 8/1/31 | 125-63 µm | 6.074 | 162.27 | 99.2 | 582000 | 6000 | |||
| Detrital muscovites from the Urfjell Group | 9 | SH1A | 500-200 µm | 7.990 | 205.2 | 99.4 | 563000 | 5000 | |||
| Detrital muscovites from the Urfjell Group | 9 | SH1B | 500-200 µm | 8.420 | 218.4 | 99.7 | 568000 | 5000 | |||
| Detrital muscovites from the Urfjell Group | 9 | SH2A | 500-200 µm | 8.490 | 225.7 | 99.4 | 580000 | 5000 | |||
| Detrital muscovites from the Urfjell Group | 9 | SH2B | 500-200 µm | 8.420 | 225 | 99.6 | 583000 | 6000 | |||
| Detrital muscovites from the Urfjell Group | 9 | SH3A | 500-200 µm | 8.410 | 219.9 | 99.3 | 572000 | 5000 | |||
| Detrital muscovites from the Urfjell Group | 9 | SH3B | 500-200 µm | 8.020 | 209.5 | 99.6 | 571000 | 5000 | |||
| Sericites from the Urfjell Group | 9 | MC1 | 2-0.6 µm | 7.249 | 150.45 | 97.8 | 468000 | 5000 | |||
| Sericites from the Urfjell Group | 9 | MC1 | 0.6-0.2 µm | 7.615 | 151.15 | 97.5 | 450000 | 5000 | |||
| Sericites from the Urfjell Group | 9 | 3/1/1 | 2-0.6 µm | 7.031 | 143.3 | 96.3 | 460000 | 5000 | |||
| Sericites from the Urfjell Group | 9 | 3/1/1 | 0.6-0.2 µm | 7.264 | 149.05 | 96.9 | 463000 | 5000 | |||
| Sericites from the Urfjell Group | 9 | 31/12/2 | 2-0.6 µm | 6.458 | 130.15 | 91.4 | 456000 | 5000 | |||
| Zircons from the granitoid | 2 | 'Z 2-2, grain a, no of ratios: 120' | 0.08215 | 0.00153 | 3658 | 1073000 | 35000 | ||||
| Zircons from the granitoid | 2 | 'Z 5-2, grain b, no of ratios: 280' | 0.09451 | 0.00540 | 7740 | 1058000 | 18000 |