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Datolite, Lake Superior Copper District, Keweenaw Peninsula, Michigan, ex. Jim Bailey Collection, Medium Cabinet 3 cm x 6.5 cm x 18.5 cm, $75. Online June 22

NSMW13385

  • $ 7500


Fine example of vein-type datolite with great polish and abundant small nodules.  Probably from the Caledonia Mine as judged by the matrix and reddish color of datolite.