hornstone
Americannoun
noun
Etymology
Origin of hornstone
1720–30; translation of German Hornstein
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.
Dark grey porphyritic hornstone, approaching to compact felspar, with imbedded crystals of felspar.
From Narrative of a Survey of the Intertropical and Western Coasts of Australia Performed between the years 1818 and 1822 — Volume 2 by King, Phillip Parker
The porphyry has a compact basis, like hornstone, of a dull brown colour, which contains imbedded crystals of felspar and quartz, and occasionally of augite.
From Narrative of a Second Expedition to the Shores of the Polar Sea by Franklin, John
But besides those, I observed many rocks in these hills, especially in deep vallies, where they were disposed in vertical strata, running easterly and westerly, and consisting of limestone, hornstone, and aggregates, usually called primitive.
From An Account of The Kingdom of Nepal And of the Territories Annexed to this Dominion by the House of Gorkha by Hamilton, Francis
The copper ore which I saw adhered to whitish hornstone, or earthy quartz.
From An Account of The Kingdom of Nepal And of the Territories Annexed to this Dominion by the House of Gorkha by Hamilton, Francis
The facing of the cloven surfaces was done by hammer-dressing, using rounded masses of quartzose hornstone, held in the hand without any handle.
From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 1 "Edwardes" to "Ehrenbreitstein" by Various
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
