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Calcite on Sphalerite, Rosiclare Level, Cross-Cut Orebody, Minerva #1 Mine, Ozark-Mahoning Company, Cave-in-Rock District, Southern Illinois Miniature 2.5 x 3 x 3.5 cm $75. Online 10/28


  • $ 7500

Hemisphere of lustrous calcite on matrix of sphalerite. Completely crystallized to all sides and in excellent condition. Choice miniature from advance mining in 1991. Kalaskie Collection #735.