Mineralogy Database

Monsmedite Mineral Data

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General Monsmedite Information

Help on Chemical  Formula: Chemical Formula: H8K2Tl2(SO4)8•11(H2O)
Help on Composition: Composition: Molecular Weight = 1,461.70 gm
   Potassium   5.35 %  K     6.44 % K2O
   Thallium   27.97 %  Tl   31.25 % Tl2O3
   Hydrogen    2.07 %  H    18.49 % H2O
   Sulfur     17.55 %  S    43.82 % SO3
   Oxygen     47.07 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: H8K2Tl2(SO4)8•11(H2O)
Help on Environment: Environment: In the oxidation zone of a silver-bearing lead-zinc deposit. Discredited monsmedite=votaite.
Help on IMA Status: IMA Status: Discredited IMA 2002
Help on Locality: Locality: Baia Sprie, Baia Mare region, Romania. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named in 1968 from the Latin 'Mons Medius', for Baia Sprie, Romania, the locality for the mineral.
Help on Name Pronunciation: Name Pronunciation: Monsmedite + Pronunciation Say MONSMEDITE
Help on Synonym: Synonym: Discredited