Galena and Sphalerite with Calcite and Quartz, Sub-Rosiclare Level Deardorff Mine, Ozark-Mahoning Company, Cave-in-Rock District, Southern Illinois, Mined c. 1950s-1960s, Bynum Collection, Small Cabinet 7.0 x 9.0 x 11.5 cm, $350. Online 8/20. SOLD.
Classic combination from the mine with both major sulfides present, galena and sphalerite, major carbonate, calcite, and only prominent silicate in the district, quartz. These were readily available in the 1940s through the 1960s but are no only found in old collections and museum collections. Clean and free of damage. Mined c. 1950s-1960s. Bynum Collection.