Mineralogy Database

Cornetite Mineral Data

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General Cornetite Information

Help on Chemical Formula: Chemical Formula: Cu3(PO4)(OH)3
Help on Composition: Composition: Molecular Weight = 336.63 gm
   Copper      56.63 %  Cu   70.89 % CuO
   Phosphorus   9.20 %  P    21.08 % P2O5
   Hydrogen     0.90 %  H     8.03 % H2O
   Oxygen      33.27 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Cu3(PO4)(OH)3
Help on Environment: Environment: Secondary mineral in the oxidized zone of some hydrothermal copper deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1917
Help on Locality: Locality: Star of the Congo mine, near Lubumbashi, and at the Kalabi and Lukini mines, Katanga Province, Congo (Shaba Province, Zaire). Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Jules Cornet (1865-1929), Belgian geologist.
Help on Name Pronunciation: Name Pronunciation: Cornetite + Pronunciation Say CORNETITE
Help on Synonym: Synonym: ICSD 67044
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