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image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Contributions to Min...arrow_drop_down
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
Contributions to Mineralogy and Petrology
Article . 1981 . Peer-reviewed
License: Springer TDM
Data sources: Crossref
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Rare earth element distributions among coexisting granulite facies minerals, Scourian complex, NW Scotland

Authors: Muecke, G. K.; Pride, C.;

Rare earth element distributions among coexisting granulite facies minerals, Scourian complex, NW Scotland

Abstract

The major rock-forming mineral phases (pyroxenes, plagioclase, garnet, hornblende) of a suite of granulite-facies gneisses from the Scourian complex, NW Scotland, have been analyzed for their rare earth element (REE) content. Although host rock compositions range from felsic to ultramafic, REE abundances and patterns for each mineral group show only limited variation. The REEs exhibit regular and consistent distribution patterns for each mineral which suggest, together with major element and textural considerations, that the observed distribution coefficients approach equilibrium. Total REE content follows the sequence hornblende>clinopyroxene>garnet>plagioclase >orthopyroxene and mass balance calculations show that even in the felsic gneisses>60% of the REEs reside in the major rock-forming minerals. Comparisons of both relative REE abundances and distribution coefficients with those in other rock types reveal a striking resemblance with patterns observed in mineral-liquid pairs of dacitic rocks. These similarities may have arisen during a partial melting episode in which granite-granodiorite melts were generated and removed from the Scourian complex; leaving a residuum which is severely depleted in the incompatible elements, including the REEs.

Country
Germany
Keywords

550.geology, Article

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
38
Average
Top 10%
Top 10%
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