hornstone

American  

[hawrn-stohn] / ˈhɔrnˌstoʊn /

noun

Archaic.

1. a variety of quartz resembling flint.

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hornstone British  

/ ˈhɔːnˌstəʊn /

noun

1. another name for chert hornfels

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Etymology

Origin of hornstone

1720–30; translation of German Hornstein

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Example Sentences

See Examples For:

hornstone

Below this, and in place of the shales, are talc-schists, jasper, and hornstone; and at the bottom, instead of the siliceous and argillaceous sandstones, are quartzite and gneiss.

From The Student's Elements of Geology by Sir Charles Lyell

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 Francis Hamilton

About ten miles N.E. of Great Bay de Noquet, we found flint, or hornstone, in small quantities in the limestone rocks.

From Personal Memoirs of a Residence of Thirty Years with the Indian Tribes on the American Frontiers by Henry Rowe Schoolcraft

Above this, constituting the top layer, or surface soil, rests a bed of diluvial materials, filled with broken-down fragments of rock, masses of radiated quartz, and chips of hornstone.

From Scenes and Andventures in the Semi-Alpine Region of the Ozark Mountains of Missouri and Arkansas by Henry Rowe Schoolcraft

Bowlders of flint are broken with a sledge-hammer made of a rounded pebble of hornstone set in a twisted withe.

From My Native Land The United States: its Wonders, its Beauties, and its People; with Descriptive Notes, Character Sketches, Folk Lore, Traditions, Legends and History, for the Amusement of the Old and the Instruction of the Young by James Cox

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