chalcanthite

noun

hydrated blue crystalline form of copper sulfate

• Syn: ↑blue vitriol, ↑blue copperas, ↑blue stone

• Hypernyms: ↑copper sulfate, ↑copper sulphate, ↑cupric sulfate, ↑cupric sulphate

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\\kalˈkanˌthīt, ˈkalkən-\ noun (-s)

Etymology: German chalkanthit, from Latin chalcanthum copper sulfate solution (from Greek chalkanthon, from chalk- chalc- + -anthon, from anthos flower) + -it -ite — more at anthology

: a mineral CuSO₄.5H₂O consisting of native copper sulfate — called also cyanose

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/kal kan"thuyt/, n.

Mineral. See blue vitriol.

[1855-60; < L chalcanth(um) ( < Gk chálkanthon blue vitriol, lit., flower of copper, equiv. to chalk(ós) copper + ánth(os) flower + -on neut. suffix) + -ITE¹]

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chalcanthite /kal-kanˈthīt/

noun

A blue mineral, CuSO₄.5H₂O, hydrated copper sulphate in crystalline form

ORIGIN: Gr chalkos copper, and anthos flower

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chalcanthite Min.

(kælˈkænθaɪt)

[named 1853; f. chalcanth-um + -ite.]

Native blue vitriol or sulphate of copper.

Shepard Mineral. 441.