09fbdjo ((CALCITE on CHALCOPYRITE on PYRITE with QUARTZ)), $20 MINIMUM BID, Butte, Montana, 8 x 5 x 3.5 cm, Cabinet | |
A fine aesthetic specimen with a little magnification. Small white opaque rhombs of Calcite are dispersed over bluish green mounds of Chalcopyrite over lustrous brassy Pyrite with associated clusters of small terminated Quartz crystals. |