Mineralogy Database

Siderite Mineral Data

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General Siderite Information

Help on Chemical  Formula: Chemical Formula: Fe++CO3
Help on Composition: Composition: Molecular Weight = 115.86 gm
   Iron    48.20 %  Fe   62.01 % FeO
   Carbon  10.37 %  C    37.99 % CO2
   Oxygen  41.43 %  O
          ______        ______ 
          100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe2+(CO3)
Help on Environment: Environment: Primarily bedded, biosedimentary deposits, also in metamorphic and igneous rocks. Forms a series with rhocochrosite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1845
Help on Locality: Locality: Common world wide. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: From the Greek sideros, "iron."
Help on Name Pronunciation: Name Pronunciation: Siderite Say SIDERITE
Help on Synonym: Synonym: Chalybite
  ICSD 100678
  Iron spar
  PDF 29-696
  Spathose iron