Mineralogy Database

Bournonite Mineral Data

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General Bournonite Information

Help on Chemical  Formula: Chemical Formula: PbCuSbS3
Help on Composition: Composition: Molecular Weight = 488.69 gm
   Copper    13.00 %  Cu
   Antimony  24.91 %  Sb
   Lead      42.40 %  Pb
   Sulfur    19.68 %  S
            100.00 % 
Help on Empirical Formula: Empirical Formula: PbCuSbS3
Help on Environment: Environment: Moderate temperature hydrothermal veins.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1805
Help on Locality: Locality: Wheal Boys, St Endellion, Cornwall, England Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after the French mineralogist, J. L. de Bournon (1751-1825).
Help on Name Pronunciation: Name Pronunciation: Bournonite + Pronunciation Say BOURNONITE
Help on Synonym: Synonym: Endellionite
  ICSD 14303
  PDF 42-1407
  Wheel Ore