Mineralogy Database

Alamosite Mineral Data

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General Alamosite Information

Help on Chemical  Formula: Chemical Formula: PbSiO3
Help on Composition: Composition: Molecular Weight = 283.28 gm
   Silicon   9.91 %  Si   21.21 % SiO2
   Lead     73.14 %  Pb   78.79 % PbO
   Oxygen   16.94 %  O
           ______        ______ 
           100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Pb(SiO3)
Help on Environment: Environment: As a rare secondary mineral in the oxidized zone of lead-bearing base metal deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1909
Help on Locality: Locality: From Mexico, in Sonora, at Alamos, and the San Pascual mine, Zimpan, Hidalgo. In the USA, from Arizona, in the Mammoth-St. Anthony mine, at Tiger, Pinal Co., the Lucky Cuss mine, Tomb Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For the Mexican type locality at Alamos.
Help on Name Pronunciation: Name Pronunciation: Alamosite + Pronunciation Say ALAMOSITE
Help on Synonym: Synonym: ICSD 26812
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