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Strontianite with Fluorite, Rosiclare Level, Minerva No. 1 Mine, Ozark-Mahoning Co., Cave-in-Rock District, Southern Illinois, Mined c. 1990, ex. Sam and Ann Koster Collection, Small Cabinet 4.0 x 6.7 x 7.0 cm, $200. Online Dec. 19

Strontianite with Fluorite, Rosiclare Level, Minerva No. 1 Mine, Ozark-Mahoning Co., Cave-in-Rock District, Southern Illinois, Mined c. 1990, ex. Sam and Ann Koster Collection, Small Cabinet 4.0 x 6.7 x 7.0 cm, $200. Online Dec. 19

NSMW13533

  • $ 20000
Multi-colored white and cinnamon brown strontianite aggregate with associated blue fluorite on the matrix.  Note:  Color variations due to localized hydrocarbon inclusions.  Vivid white and orangey-brown fluorescence under black light.  In top condition.