Chalcocite Coating on Pyrite ("Ducktownite")
Collection
John Betts - Fine Minerals
Description
Dark gray Chalcocite coating Pyrite crystals to 8 mm across. This formation of Chalcocite-coated Pyrite used to be called by the varietal name Ducktownite after Ducktown, Tennessee where it was first observed. Ex. Robert P. Bates (1926-2008) collection #174.
Locality
Chino Mine, Santa Rita, Grant County, New Mexico
Dimensions
17 x 12 x 10 mm.
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