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	 Luzonite Mineral Data  |  |  | 
   
| General Luzonite  Information  | 
|  Chemical  Formula: | Cu3AsS4 | 
|  Composition: | Molecular Weight = 393.82 gm | 
|  | Copper   48.41 %  Cu | 
|  | Arsenic  19.02 %  As | 
|  | Sulfur   32.57 %  S | 
|  | ______ | 
|  | 100.00 % | 
|  Empirical Formula: | Cu3AsS4 | 
|  Environment: | Low to moderate temperature hydrothermal deposits. Dimorphous with enargite. | 
|  IMA Status: | Valid Species (Pre-IMA) 1874 | 
|  Locality: | Mancayan, Luzon Island, Phillippines. Link to MinDat.org Location Data. | 
|  Name Origin: | Named after the locality | 
|  Name Pronunciation: | Luzonite   | 
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