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Datolite, Lake Superior Copper District, Keweenaw Peninsula, Michigan, ex. Jim Bailey Collection, Miniature 0.8 cm x 3.2 cm x 3.5 cm, $250. Online Nov 2.


  • $ 25000

Cut and polished datolite half with rich butterscotch center and reddish highlights.  Attributed to the Mesnard Mine of the Pewabic Lode, Quincy Complex. A Copper Country classic.