Fluorite and Sphalerite on Limestone, Rosiclare Level, Lillie Pod, North End, Denton Mine, Ozark-Mahoning Company, Harris Creek District, Southern Illinois, Mined c. 1984-1985, Tolonen Collection, Med. Cab. 6.5 x 9.5 x 10.0 cm, $2600. SOLD
Isolated, zoned purple fluorite crystals, typically 0.5-1 cm on light gray, altered limestone matrix with associated light brown lustrous sphalerite. These are unique to the North-End of the Denton complex and exceptionally rare. Pristine condition. Advance mining ca. 1984-1985. Note associated hydrocarbon on localized on small section of fluorite. Tolonen Collection. Entered into Ross C. Lillie Collection database as RCL2525.