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amphibolite

American  
[am-fib-uh-lahyt] / æmˈfɪb əˌlaɪt /

noun

Petrography.
  1. a metamorphic rock composed mainly of amphibole and plagioclase.


amphibolite British  
/ æmˈfɪbəˌlaɪt /

noun

  1. a metamorphic rock consisting mainly of amphibole and plagioclase

"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

amphibolite Scientific  
/ ăm-fĭb′ə-līt′ /
  1. A metamorphic rock composed chiefly of amphibole and plagioclase and having little or no quartz.


Other Word Forms


Etymology

Origin of amphibolite

First recorded in 1825–35; amphibole + -ite 1


Vocabulary lists containing amphibolite

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The lowest pressure conditions produce hornfels facies, while higher pressure creates greenschist, amphibolite, or granulite facies.

From Textbooks ● Jan. 1, 2017

The metamorphic rock, amphibolite, is primarily composed of amphibole minerals.

From Textbooks ● Jan. 1, 2017

Similarly, a gneiss that originated as basalt and is dominated by amphibole, is an amphibole gneiss or, more accurately, an amphibolite.

From Textbooks ● Jan. 1, 2015

It may be termed hornblende rock, or amphibolite.

From The Student's Elements of Geology by Sir Charles Lyell

The granites pass into gneiss and granulite; the gabbros into flaser gabbro and amphibolite; the slates often contain andalusite or chiastolite, and show transitions to mica schists.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 3 "Gordon, Lord George" to "Grasses" by Various

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