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Fluorite Octahedron with Chalcopyrite, Rosiclare Level, Denton Mine, Ozark-Mahoning Company, Harris Creek District, Southern Illinois, Ron Roberts Collection, Miniature approx. 3 cm on edge, 4+ cm point to point, $125. Online September 15.


  • $ 6250
  • Save $ 62

Translucent to transparent zoned bluish-purple and yellow octahedron with abundant inclusions of chalcopyrite and one isolated galena crystal as well as a few hydrocarbons.  Polishing grade.  Weight 47g.