×
Weekly Auctions of Exceptional Items
0 selections
Log In
0 selections
lots of lots
Lot 0329
Excellent displaying bright blue crystals of Hydrated Copper Sulfate. Formed when sulfate rich groundwater passes through copper rich deposits.

Buyer's Premium

  • 20%

1 1/2" Chalcanthite Crystal Specimen

Estimate $50 - $500Oct 14, 2017
Mount Sterling, KY, USA