Fluorite, Rosiclare Level Minerva #1 Mine, Ozark-Mahoning Company, Cave-in-Rock District, Southern Illinois, Mined c. 1992 - 1993, Tolonen Collection, Small Cabinet 3.5 x 6.0 x 9.5 cm, $125. Online 3/18. SOLD.
Group of zoned blue, light yellow and purple, semi-transparent fluorite with associated sphalerite. Characteristic satin luster and zoning from Minerva #1. Condition: a few edge and small corner cleaves on crystals. Mined ca. 1992-1993. Tolonen Collection.