Fluorite, Hardin County, Southern Illinois Miniature 3 x 4.5 x 4.5 cm $75. Online 4/18 SOLD
Very lustrous rich purple fluorite with yellow center. The orientation of the two major crystals indicates a Penetration Law twin and the surface texture of the crystals exhibits fine tetrahex faces. In great condition. Mined c. 1970s. Dr. Perry & Anne Bynum collection.