Lot 950
Spectacular, Large Crystallized Copper Specimen, Keweenaw, Michigan. Large, impressive cubed copper specimen from the Keweenaw Peninsula, Michigan once in reference collection of the California Institute of Technology. Specimen measures 2½ x 6½ x 4'' and weighs a whopping and is an explosion of f copper crystal faces in dramatic tones of deep and vibrant copper. Very fine. 1630 grams. $1,000 - 1,200
Ex: T. F. Cole Collection.
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