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Digenite is a copper sulfide mineral with formula Cu9S5 Digenite is a black to dark blue Natural digenite always contains a small amount of iron and is considered to be stable only in the Cu Fe S system In the Deflector and Deflector West

Digenite Cu9S5 c 2001 2005 Mineral Data Publishing version 1 1 Palache C H Berman and C Frondel 1944 Dana 39 s system of mineralogy

alpha 90° beta 90° gamma 90° Volume 170 97 2 Å3 Crystal System cubic Buerger N W 1942 X ray evidence of the existence of the mineral digenite

Click Here for Larger Digenite Image in a New Browser Window Crystal System Trigonal Hexagonal ScalenohedralH M Symbol 3 2 m Space Group R 3m

Note Many of the reported associations of digenite and djurleite identified by Palache Charles Harry Berman amp Clifford Frondel 1944 The System of

pre: grinding mills for salenext:quartzite crusher use