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Evolution of low-Al orthopyroxene in the Horoman peridotite, Japan: an unusual indicator of metasomatizing fluids

Morishita, Tomoaki; Arai, Shoji; Green, David

Description

Unusually alumina-poor orthopyroxene is found in a spinel peridolite from the Horoman Peridotite Complex, Japan. Al2O3, Cr2O3 and CaO contents in the low-Al orthopyroxene (named Low-Al OPX hereafter) are <0·25 wt%, <0·04 wt% and <0·3 wt%, respectively,

CollectionsANU Research Publications
Date published: 2003
Type: Journal article
URI: http://hdl.handle.net/1885/94085
Source: Journal of Petrology

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