Calcite on Fluorite, attr: Spivey Mine, Minerva Oil Company, Hardin County Southern Illinois, Mined c.early 1970s, Bynum Collection, Small Cabinet 4.0 x 4.0 x 6.0 cm, $65. Online 8/20 SOLD
4 cm calcite perched on bed of purple fluorite covered with calcite druse. Nice miniature from mining c. early 1970s. In great condition. Bynum Collection.