Fluorite with Chalcopyrite and Sphalerite, Rosiclare Level, Minerva #1 Mine attr., Ozark-Mahoning Company, Cave-in-Rock District, Southern Illinois, Mined c. 1992, Ron Roberts Collection F-32, Small Cabinet, 3.5 x 5.5 x 8.0 cm, $125. Online September 14.
A mound of zoned yellow and light purple fluorite with numerous chalcopyrite inclusions. Note: Sphalerite crystal off to one side. In excellent condition. A very nice small cabinet specimen.