Immense Copper Nugget
Lot 2166W
Rare and Immense Native Copper Nugget
US$ 30,000 - 40,000
£18,000 - 24,000
Lot Details
Rare and Immense Native Copper Nugget
Calumet Mine, Ontonagon, Michigan
Most of the large copper specimens from this area are found in gravel pits and are smooth from weathering. This unusual specimen was found deep in the mine and shows the natural copper in its quartz and basalt matrix. Weighing 697 pounds. Measuring 46 X 35 X 8 inches


  • This lot is being sold in situ and will be available for shipping from an off-site warehouse. Please contact the Natural Department for further information.
  1. Claudia Florian, G.J.G
    Specialist - Natural History
    7601 W. Sunset Boulevard
    Los Angeles, 90046
    United States
    Work +1 323 436 5437
    FaxFax: +1 323 850 5843