Fluorite, Rosiclare Level Minerva #1 Mine, Ozark-Mahoning Company, Cave-in-Rock District, Southern Illinois, Mined c. 1992, Tolonen Collection, Miniature 3.0 x 4.5 x 6.0 cm, $450. Online 1/18 SOLD
Deep blue and purple zoned fluorite group with trace of barite on matrix. Advance mining ca. 1992-1993. In excellent condition. Tolonen Collection.