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75" and weighs 1
” and weighs 23
A unique piece of wearable deep-time history
This polished specimen is copal
Native Copper | Michigan Perky box 75" and weighs 1This slab of native copper comes from Michigans Upper Peninsula, a region famous for producing some of the highest quality copper specimens in the world. The piece displays classic metallic luster, natural reddish brown tones, and distinct growth patterns preserved within the copper mass. Michigan copper formed when hydrothermal fluids deposited pure native copper within basalt flows, creating impressive masses like this one. A substantial and
US$ 274.97
US$ 74.01
US$ 74.01
US$ 977.00
US$ 18.32
