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Datolite, Lake Superior Copper District, Keweenaw Peninsula, Michigan, ex. Jim Bailey Collection #346, Large Cabinet 6.0 cm x 11.0 cm x 19.5 cm, $500. Online Nov 2.


  • $ 50000

Very fine, large, well polished datolite from the Copper Country.  Attributed to Keweenaw County based on matrix exterior.  Rare to find this size on the market.