New age constraints for Grenville-age metamorphism in western central Dronning Maud Land (East Antarctica), and implications for the palaeogeography of Kalahari in Rodinia

Jacobs, Jeffrey Bruce; Bauer, Wolfgang; Fanning, Christopher

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New age constraints for Grenville-age metamorphism in western central Dronning Maud Land (East Antarctica), and implications for the palaeogeography of Kalahari in Rodinia

Date

2003

Authors

Jacobs, Jeffrey Bruce

Bauer, Wolfgang

Fanning, Christopher

Publisher

Springer

Abstract

New SHRIMP zircon data from Gjelsvikfjella and Mühlig-Hofmann-Gebirge (East Antarctica) indicate that the metamorphic basement is composed of Grenville-age rocks that are most likely part of the north-eastern continuation of the Namaqua-Natal-Maud Belt.