Mineralogy Database

Launayite Mineral Data

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General Launayite Information

Help on Chemical  Formula: Chemical Formula: Pb22Sb26S61
Help on Composition: Composition: Molecular Weight = 9,679.93 gm
   Antimony  32.70 %  Sb
   Lead      47.09 %  Pb
   Sulfur    20.21 %  S
            100.00 % 
Help on Empirical Formula: Empirical Formula: Pb22Sb26S61
Help on Environment: Environment: Hydrothermal vein mineral in marble.
Help on IMA Status: IMA Status: Approved IMA 1967
Help on Locality: Locality: Madoc, Ontario, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Louis de Launay (1860-1938), French student of mineral deposits.
Help on Name Pronunciation: Name Pronunciation: Launayite + Pronunciation Say LAUNAYITE
Help on Synonym: Synonym: IMA1966-021