Malachite ps. Chalcopyrite
As recorded:
30 Stope, San Pedro Mine, New Placers District, Santa Fe County, New Mexico, USA
69mm x 64mm x 39mm
A large specimen of twinned tetrahedral chalcopyrite altering to malachite - an unusual replacement! There is some slight chipping, though this reveals the internal unaltered chalcopyrite beautifully.
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