Mineralogy Database

Iltisite Mineral Data

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General Iltisite Information

Help on Chemical  Formula: Chemical Formula: HgSAg(Cl,Br)
Help on Composition: Composition: Molecular Weight = 387.09 gm
   Silver    27.87 %  Ag
   Mercury   51.82 %  Hg
   Sulfur     8.28 %  S
   Bromine    5.16 %  Br
   Chlorine   6.87 %  Cl
            100.00 % 
Help on Empirical Formula: Empirical Formula: HgSAgCl0.75Br0.25
Help on Environment: Environment: In small cavities in conglomerate. A hexagonal polymorph of capgaronnite.
Help on IMA Status: IMA Status: Approved IMA 1997 (Dana # Added)
Help on Locality: Locality: The Cap Garonne mine, near Le Pradet, Var, France. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For Antoine Iltis (1942-), who found the mineral.
Help on Name Pronunciation: Name Pronunciation: Iltisite Say ILTISITE
Help on Synonym: Synonym: IMA1994-031