19fbdj.r ((BORNITE)), $15 MINIMUM BID, Butte, Silver Bow County, Montana, 8 x 7 x 6.5 cm, Cabinet | |
Massive specimen of copper ore species. There is Bornite with some iridescense not showing up in photos and may also contain Chalcocite. Purchased in Butte with other Butte specimens two or three years ago |