Strontianite and Calcite, Rosiclare Level Minerva #1 Mine, Minerva Oil Company, Cave-in-Rock District Southern Illinois, Mined c. late 1970s, Dr. Perry & Anne Bynum Collection, Small Cabinet 4.0 x 7.0 x 8.0 cm, $100. Online 7/27 SOLD
Divergent balls and sprays of curvi-linear strontianite on fluorite with associated small calcite scalenohedrons. Very fine condition and nice coverage of this strontium-bearing carbonate. Dr. H. Perry & Anne Bynum Collection.