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chlorite1

[klawr-ahyt, klohr-]
noun
  1. a group of minerals, hydrous silicates of aluminum, ferrous iron, and magnesium, occurring in green platelike crystals or scales.
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Origin of chlorite1

First recorded in 1595–1605; chlor-1 + -ite1
Related formschlo·rit·ic [klaw-rit-ik, kloh-] /klɔˈrɪt ɪk, kloʊ-/, adjective

chlorite2

[klawr-ahyt, klohr-]
noun
  1. a salt of chlorous acid, as potassium chlorite, KClO2.
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Origin of chlorite2

First recorded in 1850–55; chlor-2 + -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for chlorite

Historical Examples

  • Mica, epidote, and chlorite are also present as accessories.

    Volcanoes: Past and Present

    Edward Hull

  • In igneous rock the ore-bearing solutions may have altered the wall rock to a dense mixture of quartz, sericite, and chlorite.

  • Where chlorite is important, it is sometimes called chloritic or "propylitic" alteration.

  • I did feel that I did not owe my escape merely to my acquaintance with chlorite and its properties.

  • Chlorite is another soft, easily scratched mineral, generally of a dark-green colour.

    Geology

    James Geikie

British Dictionary definitions for chlorite

chlorite1

noun
  1. any of a group of green soft secondary minerals consisting of the hydrated silicates of aluminium, iron, and magnesium in monoclinic crystalline form: common in metamorphic rocks
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Derived Formschloritic (klɔːˈrɪtɪk), adjective

Word Origin

C18: from Latin chlōrītis precious stone of a green colour, from Greek khlōritis, from khlōros greenish yellow

chlorite2

noun
  1. any salt of chlorous acid, containing the monovalent ion ClO 2 –
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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
chlorite in Medicine

chlorite

(klôr′īt′)
n.
  1. A salt of chlorous acid.
  2. The inorganic group ClO2 or a salt containing it.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
chlorite in Science

chlorite1

[klôr′īt′]
  1. A usually green or black, flaky mineral that looks like mica. Chlorite is either monoclinic or triclinic and occurs in low-grade metamorphic rocks (rocks that have undergone little metamorphism). It often forms by the alteration of dark minerals (often rich in iron and magnesium) during metamorphism. Chemical formula: (Mg,Fe,Al)6(Si,Al)4O10(OH)8.
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chlorite2

[klôr′īt′]
  1. A salt containing the group ClO2.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.