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New constraints on the release of noble gases during in vacuo crushing and application to scapolite Br-Cl-I and 40Ar/39Ar age determinations

Date

Authors

Kendrick, Mark

Phillips, David

Publisher

Pergamon Press Ltd.

Abstract

The release of irradiation-produced noble gas isotopes (38ArCl, 80KrBr, 128XeI and 39ArK) during in vacuo crushing scapolite has been investigated and is compared to quartz. Three thousand crushing strokes released ∼98% of fluid inclusion-hosted noble g

Keywords

Keywords: argon-argon dating; bromine; chlorine; fluid composition; fluid inclusion; iodine; irradiation; metamorphism; noble gas; quartz; scapolite; skarn; thermochronology; Asia; Canada; Canadian Shield; Eurasia; Grenville Province; North America; Pakistan; South

URI

http://hdl.handle.net/1885/80098

Collections

ANU Research Publications

Source

Geochimica et Cosmochimica Acta

Type

Journal article

DOI

10.1016/j.gca.2009.06.032

Restricted until

2037-12-31

Downloads

File

Description

01_Kendrick_New_constraints_on_the_release_2009.pdf (908.33 KB)