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	 Tenorite Mineral Data  |  |  | 
   
| General Tenorite  Information  | 
|  Chemical  Formula: | CuO | 
|  Composition: | Molecular Weight = 79.55 gm | 
|  | Copper  79.89 %  Cu  100.00 % CuO | 
|  | Oxygen  20.11 %  O | 
|  | ______        ______ | 
|  | 100.00 %      100.00 % = TOTAL OXIDE | 
|  Empirical Formula: | CuO | 
|  Environment: | Secondary copper mineral. | 
|  IMA Status: | Valid Species (Pre-IMA) 1841 | 
|  Locality: | Vesuvio (Vesuvius), Napoli, Campania, Italy Link to MinDat.org Location Data. | 
|  Name Origin: | Named after the Italian botanist, M. Tenor (1781-1861). | 
|  Name Pronunciation: | Tenorite   | 
|  Synonym: | Black Copper Oxide | 
|  | ICSD 67850 | 
|  | Melaconite | 
|  | Melanochalcite | 
|  | PDF 45-937 | 
|  |