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The Collaborative International Dictionary
Coquimbite

Coquimbite \Co*quim"bite\, n. A mineral consisting principally of sulphate of iron; white copperas; -- so called because found in the province of Coquimbo, Chili. [1913 Webster] ||

Wiktionary
coquimbite

n. (context mineral English) The nonahydrate of iron(III) sulfate.