eclogite(redirected from Eclogite Facies)
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Related to Eclogite Facies: Greenschist Facies, Granulite Facies, Blueschist Facies, Amphibolite Facies
A coarse-grained greenish rock consisting primarily of garnet and sodic pyroxene, and often including quartz, kyanite, and rutile.
[French éclogite, from Greek eklogē, selection (because the minerals it contains are not usually found together); see eclogue.]
(Geological Science) a rare coarse-grained basic rock consisting principally of garnet and pyroxene. Quartz, feldspar, etc, may also be present. It is thought to originate by metamorphism or igneous crystallization at extremely high pressure
[C19: from Greek eklogē a selection]