calcite

noun
cal·​cite | \ ˈkal-ˌsīt How to pronounce calcite (audio) \

Definition of calcite

: a mineral CaCO3 consisting of calcium carbonate crystallized in hexagonal form and including common limestone, chalk, and marble — compare aragonite

Other Words from calcite

calcitic \ kal-​ˈsi-​tik How to pronounce calcite (audio) \ adjective

Examples of calcite in a Sentence

Recent Examples on the Web The surrounding sand rapidly flows back into the void, and calcite, the primary mineral in limestone, cements the structure together. Katherine Kornei, New York Times, 8 Dec. 2021 The slow trickling of water through the rock dissolves calcite and other minerals which reform as stalactites, cave bacon, or other speleothems in the caves below. Dennis Pillion | Dpillion@al.com, al, 7 Dec. 2021 Anything under the calcite layer had to be at least as old as what was on the surface. Morgan Meis, The New Yorker, 13 Nov. 2021 Water seeping down the cave walls over the ages left behind calcite crusts. Brian Handwerk, Smithsonian Magazine, 13 Jan. 2021 Over time, these skeletal fibers decayed, leaving hollow tubules that filled up with calcite crystals. BostonGlobe.com, 29 July 2021 Over time, these skeletal fibers decayed, leaving hollow tubules that filled up with calcite crystals. Washington Post, 29 July 2021 Other parts of the caves revealed layers of red iron, white calcite and gray manganese. Patrick Connolly, orlandosentinel.com, 20 June 2021 The bacteria is activated by water and produces calcite, a component of limestone, that completely fills the crack and acts as a self-healing concrete. Claire Rutkowski, Forbes, 5 May 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'calcite.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of calcite

1840, in the meaning defined above

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Time Traveler for calcite

Time Traveler

The first known use of calcite was in 1840

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Dictionary Entries Near calcite

Calcispongiae

calcite

calcitonin

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Statistics for calcite

Last Updated

31 Dec 2021

Cite this Entry

“Calcite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/calcite. Accessed 21 Jan. 2022.

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More Definitions for calcite

calcite

noun
cal·​cite | \ ˈkal-ˌsīt How to pronounce calcite (audio) \

Medical Definition of calcite

: a mineral CaCO3 consisting of calcium carbonate crystallized in hexagonal form and including common limestone, chalk, and marble

Other Words from calcite

calcitic \ kal-​ˈsit-​ik How to pronounce calcite (audio) \ adjective

More from Merriam-Webster on calcite

Britannica.com: Encyclopedia article about calcite

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