Calcite, attr. Bethel Level, attr. Ozark-Mahoning Mining Company, Cave-in-Roack District, S. Illinois, Mined ca. 1970s, Kalaskie Collection #433, Miniature 4.5 x 5.5 x 8.0 cm, $125. Online 1/14
Ball-like aggregates of acicluar calcite complete to all sides. Largest spherule to 3.8 cm across. Minor edge abrasion on one aggregate. Classic Cave-in-Rock calcite from the Bethel Level. Mined ca. 1970s. Betty Kalaskie Collection #433.