hornstone

[hawrn-stohn]
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noun Archaic.

a variety of quartz resembling flint.

Origin of hornstone

1720–30; translation of German Hornstein
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Historical Examples of hornstone


British Dictionary definitions for hornstone

hornstone

noun

another name for chert, hornfels

Word Origin for hornstone

C17: translation of German Hornstein; so called from its appearance
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