Age and correlation of the Nimrod Group and other precambrian rock units in the central Transantarctic Mountains, Antarctica
Potassium-argon dates determined on hornblendes from amphibolites in the regionally metamorphosed gneisses and schists of the Nimrod Group at the head of the Nimrod Glacier range in age from 500 to 1,050 m.y. The younger dates agree with previously determined K-Ar ages on micas and probably indicate...
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| Veröffentlicht in: | New Zealand journal of geology and geophysics 1969-01, Vol.12 (2-3), p.391-411 |
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| Hauptverfasser: | , |
| Format: | Artikel |
| Sprache: | eng |
| Online-Zugang: | Volltext |
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