Fluorite, Rosiclare Level, Minerva No. 1 Mine, Ozark-Mahoning Company, Cave-in-Rock District, Southern Illinois, Mined c. 1992-1993, ex. Sam and Ann Koster Collection, Miniature 4.0 x 4.5 x 6.0 cm, $1200. Online Dec. 19
NSMW13528
Vividly zoned semi-transparent yellow, purple and blue fluorite. An iconic specimen from the most famous mine in the District. Specimen in great condition excepting one small chip off one crystal. A beautiful fluorite.