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Noun: chalcanthite  kal'kan,thIt
  1. Hydrated blue crystalline form of copper sulphate
    - blue vitriol, blue copperas, blue stone

Derived forms: chalcanthites

Type of: copper sulfate, copper sulphate [Brit, Cdn], cupric sulfate, cupric sulphate [Brit, Cdn]

Encyclopedia: Chalcanthite