eclogite

[ ek-luh-jahyt ]

/ ˈɛk ləˌdʒaɪt /

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noun

a rock consisting of a granular aggregate of green pyroxene and red garnet, often containing kyanite, silvery mica, quartz, and pyrite.

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Origin of eclogite

1815–25; <Greek eklog(ḗ) selection (see eclogue) + -ite¹

Words nearby eclogite

eclipsis, ecliptic, ecliptic coordinate system, ecliptic latitude, ecliptic longitude, eclogite, eclogue, Eclogues, eclosion, ECM, ecmnesia

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use eclogite in a sentence

Only diamonds that formed after that date contain specks of eclogite, a rock forged from material dragged down from Earth’s surface.
Scientists Pin Down When Earth’s Crust Cracked, Then Came to Life|Howard Lee|March 25, 2021|Quanta Magazine
In another eclogite boulder, diamond was found partly embedded in pyrope.
Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4|Various
In the Newlands boulder the diamonds have the appearance of being an original constituent of the eclogite.
Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4|Various
On the other hand many tons of the somewhat similar eclogite in the De Beers mine have been crushed and have not yielded diamond.
Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4|Various

Some regard the eclogite boulders as derived from deep-seated crystalline rocks, others as concretions in the blue ground.
Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4|Various
With omphacite and smaragdite, garnet forms the peculiar rock called eclogite.
Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4|Various

British Dictionary definitions for eclogite

eclogite

/ (ˈɛkləˌdʒaɪt) /

noun

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

Word Origin for eclogite

C19: from Greek eklogē a selection

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for eclogite

eclogite

[ ĕk′lə-jīt′ ]

A greenish, coarse-grained metamorphic rock consisting of pyroxene, quartz, and feldspar with large red garnet inclusions. Eclogites form under conditions of high pressure and moderate to high temperatures.