chlorite

[ klawr-ahyt, klohr- ]

/ ˈklɔr aɪt, ˈkloʊr- /

noun

a group of minerals, hydrous silicates of aluminum, ferrous iron, and magnesium, occurring in green platelike crystals or scales.

Nearby words

Origin of chlorite

First recorded in 1595–1605; chlor-¹ + -ite¹

Related formschlo·rit·ic

[klaw-rit-ik, kloh-] /klɔˈrɪt ɪk, kloʊ-/, adjective

chlorite

[ klawr-ahyt, klohr- ]

/ ˈklɔr aɪt, ˈkloʊr- /

noun

a salt of chlorous acid, as potassium chlorite, KClO2.

Origin of chlorite

First recorded in 1850–55; chlor-² + -ite¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for chlorite

In igneous rock the ore-bearing solutions may have altered the wall rock to a dense mixture of quartz, sericite, and chlorite.
The Economic Aspect of Geology|C. K. Leith
The three last-mentioned minerals—talc, serpentine, and chlorite—are all silicates of magnesia.
Geology|James Geikie
Veins of quartz, tourmaline and chlorite may traverse the granite, containing tinstone often in workable quantities.
Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 3|Various
Where chlorite is important, it is sometimes called chloritic or "propylitic" alteration.
The Economic Aspect of Geology|C. K. Leith

Melaphyre is a name given to the very dark varieties of altered augitic lavas, rich in magnetite and chlorite.
Volcanoes: Past and Present|Edward Hull

British Dictionary definitions for chlorite

chlorite

/ (ˈklɔːraɪt) /

noun

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

Derived Formschloritic (klɔːˈrɪtɪk), adjective

Word Origin for chlorite

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

noun

any salt of chlorous acid, containing the monovalent ion ClO 2 –

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

Medicine definitions for chlorite

chlorite

[ klôr′īt′ ]

n.

A salt of chlorous acid.

The inorganic group ClO2 or a salt containing it.

Science definitions for chlorite

chlorite

[ klôr′īt′ ]

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.

A salt containing the group ClO2.