Fluorite with Malachite, Rosiclare Level, Main Ore Body, Denton Mine, Ozark-Mahoning Company, Harris Creek District, Southern Illinois, Mined Aug. 1994, Small Cabinet 5.0 cm x 5.0 cm x 8.5 cm, $2500. Online Feb. 28.
Lustrous, semi-transparent, rich royal blue fluorite internally zoned with light purple bands. Note association with malachite, secondary oxidation of chalcopyrite, indicates specimen was collected from an open pocket: first mined circa 1982. Specimen collected from pillar robbing in August 1994. No point of attachment. In excellent condition.