Mineralogy Database

Ungemachite Mineral Data

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General Ungemachite Information

Help on Chemical  Formula: Chemical Formula: K3Na8Fe+++(SO4)6(NO3)2•6(H2O)
Help on Composition: Composition: Molecular Weight = 1,165.54 gm
   Potassium  10.06 %  K    12.12 % K2O
   Sodium     15.78 %  Na   21.27 % Na2O
   Iron        4.79 %  Fe    6.85 % Fe2O3
   Hydrogen    1.04 %  H     9.27 % H2O
   Sulfur     16.51 %  S    41.22 % SO3
   Nitrogen    2.40 %  N     9.27 % N2O5
   Oxygen     49.42 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: K3Na8Fe3+(SO4)6(NO3)2•6(H2O)
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1936
Help on Locality: Locality: Chuquicamata, Antofagasta, Chile. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Henri-Leon Ungemach (1879-1936), French mineralogist and crystallographer. Secretary of the French Society of Mineralogy from 1919 to 1934.
Help on Name Pronunciation: Name Pronunciation: Ungemachite + Pronunciation Say UNGEMACHITE
Help on Synonym: Synonym: ICSD 201917
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