Fluorite on Quartz with Sphalerite and Galena, Hill-Ledford Mine attr. Sub-Rosiclare Level, Ozark-Mahoning Company, Cave-in-Rock District, Southern Illinois, Mined c. 1958-early 1960's, Fowler Collection, Miniature 3.6 x 6.5 x 9.5 cm, $450. Online 6/27
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