Fluorite and Sphalerite, Rosiclare Level, Denton Mine, Ozark-Mahoning Company, Harris Creek District, Southern Illinois attr: Butterknife Pod Medium cabinet 6 x 9 x 9 cm $900. Online 8/19 SOLD
Combination of semi-transparent, rich purple fluorite and lustrous brown sphalerite. There are two obvious phases of fluorite, namely, an early very light purple nearly colorless etched stage that is covered with the druse of sphalerite followed by secondary isolated rich purple crystals perched on the sphalerite. Complete to all sides and in top condition. Attributed to the Butterknife Pod based on fluorite color and habit, color and luster of fluorite, date of mining. Another location in the mine is the North-End ore body although the mineral is 100% Denton in any case. Roy Smith Collection.