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RM3280   Cuprite, delafossite, and native cooper
#2677
Fengjiashan Mine, Daye Co., Huangshi, Hubei, China

Very interesting specimen formed by a matrix of native copper crystals, partially covered by numerous red to almost black cuprite crystals, very defined and brilliant. It is accompanied in the matrix by delafossite (CuFeO2) aggregates, such as needles and radiated globules. Representative for the species. With the handwritten label of J. Viñals.

Size: 7.4 x 4.6 x 3.5 cm.
Found in ±1990.
Col J. Viñals. Col. E. Nicolau (Barcelona).
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