Calcite with Hematite and Marcasite, Pilot Knob St. Francois Mountains, Iron County, Missouri, Mined ca. 1960s-1980s, Noll Collection #CN3002, Miniature 1.5 x 6.0 x 8.0 cm, $120. Online 7/11.
Plate of calcite with hematite inclusions and light preferential druse of pyrite or marcasite. Mined ca. 1960s-1980s and in excellent condition. Provenance: Jim DuFoe collection #VIII-C-1; to Charles Noll #CN3002.