Definitions
from The Century Dictionary.
- noun Native copper sulphate or blue vitriol. Also called
cyanosite .
from the GNU version of the Collaborative International Dictionary of English.
- noun (Min.) Native blue vitriol. See Blue vitriol, under
blue .
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun mineralogy A
mineral form ofcopper sulfate ,Cu S O 4.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun hydrated blue crystalline form of copper sulfate
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
From its old Latin name chalcanthum "flowers of copper".
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Examples
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The oxide group of minerals -- including the copper carbonates, azurite and malachite; the silicate, chrysocolla; the oxide, cuprite; the sulphates, chalcanthite and brochantite; and some native copper associated with these minerals -- probably supplies another 5 per cent.
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