Mineralogy Database

Chengdeite Mineral Data

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General Chengdeite Information

Help on Chemical  Formula: Chemical Formula: Ir3Fe
Help on Composition: Composition: Molecular Weight = 632.51 gm
   Iron      8.83 %  Fe
   Iridium  91.17 %  Ir
           ______ 
           100.00 % 
Help on Empirical Formula: Empirical Formula: Ir3Fe0+
Help on Environment: Environment: In placer concentrations and chromate ores in ultrabasic rocks.
Help on IMA Status: IMA Status: Approved IMA 1995
Help on Locality: Locality: At the branch of the Luan river (about 200 km NNE of Beijing) in Chengde County, Peoples Republic of China. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after its locality.
Help on Synonym: Synonym: ICSD 56264
  IMA1994-023
  PDF 49-1824