| 词条 | delafossite |
| 释义 | delafossite mineral metallic, black copper and iron oxide (CuFeO2) that is found as a secondary mineral associated with other oxide minerals of copper and iron in Sonora, Mex.; Pedroso, Spain; and Pfaffenreuth, Ger. It is abundant in Bisbee, Ariz., and also occurs in Nevada and Idaho. For detailed physical properties, see oxide mineral (table). |
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