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Noble gas and carbon isotope ratios in Argyle diamonds, Western Australia: Evidence for a deeply subducted volatile component

Date

Authors

Honda, Masahiko

Phillips, David

Kendrick, Mark

Gagan, Michael

Taylor, W.R.

Publisher

Blackwell Publishing Ltd

Abstract

The Argyle lamproite pipe of Western Australia contains diamonds formed at depths exceeding 150 km. We undertook noble gas and carbon isotope ratio (δ13C) analyses of three diamonds (likely of eclogitic paragenesis) from the Argyle lamproite to test for

Keywords

Keywords: argon isotope; carbon isotope ratio; continental lithosphere; diamond; helium; isotopic composition; lamproite; mantle structure; noble gas; subduction; xenon; Australia; Western Australia carbon; continental lithosphere; diamond; mantle evolution; noble gas; subduction

URI

http://hdl.handle.net/1885/69552

Collections

ANU Research Publications

Source

Australian Journal of Earth Sciences

Type

Journal article

DOI

10.1080/08120099.2012.741076

Restricted until

2037-12-31

Downloads

File

Description

01_Honda_Noble_gas_and_carbon_isotope_2012.pdf (402.58 KB)