Mineralogy Database

Conichalcite Mineral Data

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General Conichalcite Information

Help on Chemical  Formula: Chemical Formula: CaCu(AsO4)(OH)
Help on Composition: Composition: Molecular Weight = 259.55 gm
   Calcium   15.44 %  Ca   21.61 % CaO
   Copper    24.48 %  Cu   30.65 % CuO
   Arsenic   28.87 %  As   44.28 % As2O5
   Hydrogen   0.39 %  H     3.47 % H2O
   Oxygen    30.82 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CaCu(AsO4)(OH)
Help on Environment: Environment: secondary mineral in the oxidized zone of copper deposits, typically an alteration product of enargite. Forms three series; with austinite, with cobaltaustinite, and with tangeite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1849
Help on Locality: Locality: Hinojosa de Cordoba, Andalusia, Spain. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named from the Greek for lime and copper, as both elements are essential to the composition.
Help on Name Pronunciation: Name Pronunciation: Conichalcite + Pronunciation Say CONICHALCITE
Help on Synonym: Synonym: Higginsite
  ICSD 64694
  PDF 37-448