omphacite

/om-fuh-sahyt/US // ˈɒm fəˌsaɪt //

欧米茄石,欧米茄,欧米茄岩,欧米伽石

Definitions

n.名词 noun

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

Typically they consist of pale green or nearly colourless augite (omphacite), green hornblende and pink garnet.
With omphacite and smaragdite, garnet forms the peculiar rock called eclogite.
Omphacite, om′fa-sīt, n. a grass-green granular variety of pyroxene, one of the constituents of eclogite.