Strontianite, Rosiclare Level Minerva #1 Mine, attr: North Bishop Tract, Minerva Oil Company, Cave-in-Rock District, Southern Illinois, Mined c. late 1970s, Dr. Perry & Anne Bynum Collection, Miniature 3.2 x 4.0 x 5.5 cm, $75. Online 11/9. SOLD.
Group of balls and individual crystals on brecciated shale/sandstone matrix. Rich miniature from mining c. late 1970s. Dr. Perry & Anne Bynum Collection. In excellent condition.