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Calcite and Barite on Quartz, Sub-Rosiclare Level, W. L. Davis/Deardorff, Ozark-Mahoning Company, Cave-in-Rock District, Southern Illinois, Mined c. 1950's, Ron Roberts Collection GRE-1, Miniature 2.5 x 2.7 x 6.5 cm, $15. Online September 14.


  • $ 900
  • Save $ 6

Another piece of history from the Ben Clement Collection.  Bright white bladed barite and calcite crystals are scattered across a drusy quartz matrix.  No point of attachment.  In very fine condition.