Strontianite with Calcite, Minerva #1 Mine, attr: Rosiclare Level, Minerva Oil Company, Cave-in-Rock District, Southern Illinois, Mined c. 1979, Dr. Perry & Anne Bynum Collection, Large Cabinet 5.0 x 10.0 x 16.5 cm, $200. Online 11/2. SOLD.
Medium cabinet plate of creamy white balls and acicular sprays of strontianite on and in combination with calcite. This is a very rich specimen of one of the classic late-stage carbonates from the district. In excellent condition and mined c. 1979. Dr. Perry & Anne Bynum Collection.