'Chalcanthite' definitions:

Definition of 'chalcanthite'

(from WordNet)

noun

Hydrated blue crystalline form of copper sulfate [syn: blue vitriol, blue copperas, blue stone, chalcanthite]

Definition of 'Chalcanthite'

From: GCIDE

Chalcanthite \Chal*can"thite\, n. [L. chalcanthum a solution of blue vitriol, Gr. ?.] (Min.) Native blue vitriol. See Blue vitriol, under Blue. [1913 Webster]

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