Mineralogy Database

Cosalite Mineral Data

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General Cosalite Information

Help on Chemical  Formula: Chemical Formula: Pb2Bi2S5
Help on Composition: Composition: Molecular Weight = 992.69 gm
   Bismuth  42.10 %  Bi
   Lead     41.75 %  Pb
   Sulfur   16.15 %  S
           100.00 % 
Help on Empirical Formula: Empirical Formula: Pb2Bi2S5
Help on Environment: Environment: In moderate-tempurature hydrothermal deposits, contact metasomatic replacements, epithermal replacements and pegmatites.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1868
Help on Locality: Locality: Silver Mine at Cosala, Sinaloa, Mexico. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after its locality. Bjelkite is named after the Bjelke mine at Nordmark, Vermland, Sweden.
Help on Name Pronunciation: Name Pronunciation: Cosalite Say COSALITE
Help on Synonym: Synonym: Bjelkite
  ICSD 30780
  PDF 42-1409