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Tungsten isotopes as tracers of core-mantle interactions: The influence of subducted sediments

Date

Authors

Nebel, Oliver

Vroon, P.Z.

Wiggers de Vries, D.F.

Jenner, Frances

Mavrogenes, John

Publisher

Pergamon-Elsevier Ltd

Abstract

The postulated difference in W isotopic composition of the Earth's core of ∼2 εW units, compared to the bulk silicate earth (BSE) has previously been used to search for evidence of core-mantle interaction (CMI) in ocean island basalts (OIB). The absenc

Keywords

Keywords: core (planetary); core-mantle boundary; isotopic composition; ocean island basalt; sediment chemistry; subduction zone; trace element; tungsten; Banda Arc; Indonesian seas; Pacific Ocean

URI

http://hdl.handle.net/1885/53080

Collections

ANU Research Publications

Source

Geochimica et Cosmochimica Acta

Type

Journal article

DOI

10.1016/j.gca.2009.10.017

Restricted until

2037-12-31

Downloads

File

Description

01_Nebel_Tungsten_isotopes_as_tracers_2010.pdf (635.12 KB)

02_Nebel_Tungsten_isotopes_as_tracers_2010.pdf (643.36 KB)