SOLD Strontianite with Hydrocarbon, attr: Rosiclare Level Minerva #1 Mine, Cave-in-Rock District, Southern Illinois, Mined c. 1970s, Dr. Perry & Anne Bynum Collection, Miniature 1.0 x 2.2 x 3.0 cm, $25. Online 11/9
Deep brown balls of strontianite on white and brown barite. Note the color of strontianite is from copious hydrocarbon inclusions. Mined c. late 1970s. Dr. Perry & Anne Bynum Collection. In excellent condition.