Calamine n. (min.) A mineral, the hydrous silicate of zinc. Note: The name was formerly applied to both the carbonate and silicate of zinc each of which is valuabic as an ore; but it is now usually restricted to the latter, the former being called smithsonite.
... fresh dry dressings—copper, sulphate, zinc sulphate, and calamine, equal parts—applied every third or fourth day, after first bathing the feet in a shallow tub ... — Diseases of the Horse's Foot • Harry Caulton Reeks
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