Mineralogy Database

Gillulyite Mineral Data

Search Webmineral :

General Gillulyite Information

Help on Chemical  Formula: Chemical Formula: Tl2(As,Sb)8S13
Help on Composition: Composition: Molecular Weight = 1,518.65 gm
   Thallium  26.92 %  Tl
   Antimony  16.03 %  Sb
   Arsenic   29.60 %  As
   Sulfur    27.45 %  S
            100.00 % 
Help on Empirical Formula: Empirical Formula: Tl2As6Sb2S13
Help on Environment: Environment: Found in vuggy masses of barite, in barite and calcite veins, and in the silty, carbonaceous limestone host.
Help on IMA Status: IMA Status: Approved IMA 1991
Help on Locality: Locality: Mercury gold deposit, Tooele County, Utah, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named in honor of the late James C. Gilluly, United States Geological Survey.
Help on Name Pronunciation: Name Pronunciation: Gillulyite + Pronunciation Say GILLULYITE
Help on Synonym: Synonym: ICSD 80119
  PDF 46-1444