|  |  | 
	 Orcelite Mineral Data  |  |  | 
   
| General Orcelite  Information  | 
|  Chemical  Formula: | Ni5-xAs2 (x=0.23) | 
|  Composition: | Molecular Weight = 429.79 gm | 
|  | Nickel   65.14 %  Ni | 
|  | Arsenic  34.86 %  As | 
|  | ______ | 
|  | 100.00 % | 
|  Empirical Formula: | Ni4.77As2 | 
|  Environment: | Inclusions in pentlandite in ultramafic rocks. | 
|  IMA Status: | Approved IMA 1959 | 
|  Locality: | Tiebaghi massif, New Caledonia. Link to MinDat.org Location Data. | 
|  Name Origin: | Named for Jean Orcel (1896-1978), French mineralogist. | 
|  Name Pronunciation: | Orcelite   | 
|  Synonym: | ICSD 15053 | 
|  | PDF 35-493 | 
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