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	 Hatchite Mineral Data  |  |  | 
   
| General Hatchite  Information  | 
|  Chemical  Formula: | (Pb,Tl)2AgAs2S5 | 
|  Composition: | Molecular Weight = 831.03 gm | 
|  | Thallium  12.30 %  Tl | 
|  | Silver    12.98 %  Ag | 
|  | Arsenic   18.03 %  As | 
|  | Lead      37.40 %  Pb | 
|  | Sulfur    19.29 %  S | 
|  | ______ | 
|  | 100.00 % | 
|  Empirical Formula: | Pb1.5Tl0.5AgAs2S5 | 
|  Environment: | Of hydrothermal origin, in crystalline dolomite. | 
|  IMA Status: | Valid Species (Pre-IMA) 1912 | 
|  Locality: | From the Lengenbach quarry, Binntal, Valais, Switzerland. Link to MinDat.org Location Data. | 
|  Name Origin: | For Dr. Frederick Henry Hatch (1864-1932), American geologist and mining engineer. | 
|  Name Pronunciation: | Hatchite   | 
|  Synonym: | ICSD 27304 | 
|  | PDF 25-463 | 
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