#75846, Fluorite with Bitumen, Cave-in-Rock District, Illinois (m) $55

#72702, Calcite with Goethite and Pyrite inclusions, Kentucky Stone Quarry, Flemingsburg, Kentucky (c) $75

#73597, Copper (naturally crystallized native copper), Central Mine, Michigan (t) $22

#77189, Galena with complex crystallization patterns, Brushy Creek Mine, Missouri (m) $165

#75264, Calcite with minor Fluorite, Denton Mine, Illinois (c) $150

#74709, Jarosite, Richmond-Sitting Bull Mine, South Dakota (t) $24

#77428, Pyrite nodule, near Frankfort, Ohio (t) $18

#77344, Millerite and Marcasite in Quartz Geode, US Route 27 road cut, Halls Gap, Kentucky (t) $25

#76334, Gypsum var. Selenite, Great Salt Plains, near Jet, Oklahoma (m) $150

#77933, Fluorite with Calcite and Sphalerite, Denton Mine, Illinois (m) $30

#76947, Copper (naturally crystallized native copper), Osceola Mine, Michigan (t) $32 Arkansas (m) $65

#76412, Sphalerite, Black Jack Mine, Galena District, Illinois (m) $15

#77883, Quartz, Ouachita Mountains, Arkansas (c) $40

#73596, Copper (naturally crystallized native copper), Michigan (t) $10

#77935, Celestine, Austin, Texas (m) $35

#77551, Aragonite, Sterling Mine, Michigan (m) $18

#76739, Calcite with Pyrite inclusions, New Sharon New Sharon, Iowa (m) $30

#77252, Sphalerite, Tri-State Lead-Zinc Mining District, Missouri (c) $250

#75733, Sphalerite (Spinel Law twinned crystals), France Stone Co. Quarry, 4.8 km east of Logansport, Indiana (m) $225

#77147, Fluorite with Calcite and Chalcopyrite, Cave-in-Rock District, Illinois (c) $150

#78016, Copper (naturally crystallized native copper), White Pine Mine, Michigan (t) $22

#77574, Calcite, road construction, Route 360 at Bee Cave Road, Austin, Texas (t) $15

#78017, Copper (naturally crystallized native copper), White Pine Mine, Michigan (t) $8

#77365, Galena with Anglesite surface alteration, St. John Mine, southwest of Potosi, Wisconsin (t) $22

#78015, Copper (naturally crystallized native copper), White Pine Mine, Michigan (t) $18

#77992, Galena, Sweetwater Mine, Missouri (t) $15

#78009, Calcite, road construction, Route 360 at Bee Cave Road, Austin, Texas (t) $18

#75929, Fluorite with minor Chalcopyrite, Cave-in-Rock District, Illinois (lc) $450

#77217, Witherite, Cave-in-Rock District, Illinois (c) $400

#72914, Datolite nodules with Hematite and Copper inclusions (plus 3 cabochons), Michigan (c) $450

#77715, Calcite (twinned crystals), Elmwood Mine, Tennessee (m) $750

#73653, Calcite and Fluorite, Denton Mine, Illinois (m) $475

#77256, Fluorite, Cave-in-Rock District, Illinois (c) $850

#72728, Beryl Resources of the Black Hills, S.D., 1952, by Tullis, Edward L. (lc) $10

#72687, Crevice Lead-Zinc Deposits of Northwest Illinois, 1959, Report of Investigations 210, by Bradbury, J.C. (lc) $12

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