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Isotopic and geochemical constraints on the age and origin of granitoids from the central Mawson Escarpment, southern Prince Charles Mountains, East Antarctica

Date

Authors

Boger, Steven D.

Maas, Roland

Fanning, Christopher

Publisher

Springer

Abstract

Granitoids from the central Mawson Escarpment (southern Prince Charles Mountains, East Antarctica) range in age from Archaean to Early Ordovician. U-Pb dating of zircon from these rocks indicates that they were emplaced in three distinct pulses: at 3,519

Keywords

Keywords: Archean; continental crust; emplacement; Gondwana; granitoid; igneous geochemistry; igneous intrusion; isotopic composition; Ordovician; orogeny; Proterozoic; SHRIMP dating; uranium-lead dating; zircon; Antarctica; East Antarctica; Prince Charles Mountain Antarctica; Gondwana; Granites; HighSr/Y; Lambert Complex; PrinceCharles Mountains; SHRIMP

URI

http://hdl.handle.net/1885/36979

Collections

ANU Research Publications

Source

Contributions to Mineralogy and Petrology

Type

Journal article

DOI

10.1007/s00410-007-0249-x

Restricted until

2037-12-31

Downloads

File

Description

01_Boger_Isotopic_and_geochemical_2008.pdf (653.07 KB)