omphacite

[om-fuh-sahyt]

noun

Mineralogy.

1. a pale-green variety of pyroxene similar to olivine, found in eclogite.

Word History and Origins

Origin of omphacite¹

1820–30; < German Omphazit < Greek omphakī́tēs green stone, equivalent to omphak- (stem of ómphax ) unripe grape + -ītēs -ite ¹

Example Sentences

Omphacite, om′fa-sīt, n. a grass-green granular variety of pyroxene, one of the constituents of eclogite.—adj.

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With omphacite and smaragdite, garnet forms the peculiar rock called eclogite.

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