Saturday Pictures, April 20, 1913
The Mineral Museum, Montana Tech Campus, Butte Montana
(click for full size)
Gold Nugget, 27.495 Ounces -- Au ($38,611.23 bullion value at Friday's close)
Covelite -- Copper Sulfide
Annabergite and Gersdorffite -- Hydrous Nickel Arsenate and Nickel Arsenic Sulfide
Enargite -- Copper Arsenic Sulfide
Pyrite (Fools Gold) -- Iron Sulfide
Bornite (Peacock Cooper) -- Copper Iron Sulfide
Bellamy -- Our precious gem!
No comments:
Post a Comment