calc-spar


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calc·spar

or calc-spar  (kălk′spär′)
n.
See calcite.
[Partial translation of Swedish kalkspat : kalk, lime (from Old Swedish kalker, from Middle Low German kalk, from Latin calx, calc-, lime; see calx) + spat, spar (mineral).]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.