Fluorite, Rosiclare Level Main Orebody, Denton Mine, Ozark-Mahoning Company, Harris Creek District, Southern Illinois, Mined c. 1980, Kalaskie Collection #42-23, Miniature 3.0 x 3.0 x 4.5 cm, $125. Online 11/10
Zoned yellow and light blue/purple, transparent fluorite from advance mining very early in the development of the Denton Mine, ca. 1980. Rare color from ore body. Edge cleave off one corner. Betty Kalaskie Collection #42-23.