calc-spar
Americannoun
Etymology
Origin of calc-spar
1815–25; < Swedish kalkspat calc-spar; t > r by association with spar 3; see calc-
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The mineral had, however, long been known under the names calcareous spar and calc-spar, and the beautifully transparent variety called Iceland-spar had been much studied.
From Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary" by Various
It is usually whiter than the Headon limestones, and the fossils occur as casts, the shells being sometimes replaced by calc-spar.
From The Geological Story of the Isle of Wight by Hughes, J. Cecil
In some parts, the rauchwacke is the predominating rock, and has its cells beautifully powdered with crystals of quartz or of calc-spar, and contains layers of chert of a milky colour.
From Narrative of a Second Expedition to the Shores of the Polar Sea by Franklin, John
These shells are built up of little crystals of calc-spar, and to form these crystals the structural force had to deal with the intangible molecules of carbonate of lime.
From The Voice of Science in Nineteenth-Century Literature Representative Prose and Verse by Various
In addition, lead-bearing veins now and then crop up, the crystals of galena being disseminated through masses of fluor-spar, calc-spar, limestone and clay, which fill fissures between tilted walls of limestone and hard quartzose sandstone.
From Etidorhpa or the End of Earth. The Strange History of a Mysterious Being and The Account of a Remarkable Journey by Lloyd, John Uri
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
