bytownite

by·tow·nite

noun

A blue to dark-gray variety of plagioclase feldspar that contains a higher proportion of calcium than sodium and occurs in alkaline igneous rocks.

Origin of bytownite

After Bytown , former name of Ottawa, Ontario, near where a sample of the mineral was found

THE AMERICAN HERITAGE® DICTIONARY OF THE ENGLISH LANGUAGE, FIFTH EDITION by the Editors of the American Heritage Dictionaries. Copyright © 2016, 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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"bytownite." YourDictionary, n.d. Web. 14 March 2019. <https://www.yourdictionary.com/bytownite>.

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bytownite. (n.d.). Retrieved March 14th, 2019, from https://www.yourdictionary.com/bytownite

A bluish to dark gray triclinic mineral of the plagioclase feldspar group that contains a higher proportion of calcium than sodium. Bytownite occurs in alkaline igneous rocks. Chemical formula: (Ca,Na)(Si,Al)₄O₈.

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MLA Style

"bytownite." YourDictionary, n.d. Web. 14 March 2019. <https://www.yourdictionary.com/bytownite>.

APA Style

bytownite. (n.d.). Retrieved March 14th, 2019, from https://www.yourdictionary.com/bytownite

bytownite

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