RIEBECKITE Definition & Meaning

riebeckite

[ ree-be-kahyt ]

Phonetic (Standard)IPA

an amphibolic mineral, silicate of sodium and iron, occurring usually in feldspathoid rocks.

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1885–90; named after Emil Riebeck (died 1885), German explorer; -ite ¹

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Examples have not been reviewed.

It is a blue fibrous mineral belonging to the amphibole group and closely related to riebeckite; chemically it is an iron sodium silicate.

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Its essential constituents are felspar, quartz and riebeckite—a soda amphibole.

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This island is composed of micro-granite with riebeckite, of great interest on account of the rare occurrence of this type in Britain.

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