Calcite
Locality: Minerva #1 Mine, Cave-in-Rock District, Illinois
Barite on Fluorite
Locality: Minerva #1 Mine, Roseclare Level, Cave-in-Rock District, IL
Fluorite
Locality: Minerva #1 Mine, Roseclare Level, Cave-in-Rock District, IL
Pryite & Calcite on Fluorite
Locality: Minerva #1 Mine, Ozark-Mahoning group, Cave-in-Rock, Hardin Co., Illinois
Fluorite
Locality: Minerva No. 1 Mine (Ozark-Mahoning No. 1 Mine), Ozark-Mahoning group, Cave-in-Rock, Hardin Co., Illinois, USA
Strontianite on Fluorite
Locality: Minerva #1 Mine, Cave-in-Rock District, Illinois
Fluorite, Calcite & Pyrite
Locality: Minerva #1 Mine, Cave-in-Rock District, IL
Solution Etched Fluorite
Locality: Minerva #1 Mine, Ozark-Mahoning group, Cave-in-Rock, Hardin Co., Illinois
Fluorite with Calcite
Locality: Minerva #1 Mine, Cave-in-Rock, Hardin County, IL
Dissolution Fluorite on Calcite
Locality: Minerva No. 1 Mine, Cave-in-Rock, IL
Fluorite
Locality: Minerva No. 1 Mine, Cave-in-Rock, Hardin Co., Illinois, USA
Fluorite
Locality: Cave-in-Rock, Illinois
Fluorite
Locality: Minerva #1 Mine, Hardin County, Illinois
Fluorite, Quartz & Barite
Locality: Minerva #1 Mine, Roseclare Level, Cave-in-Rock District, IL
Fluorite
Locality: Minerva #1 Mine, Cave-in-Rock District, IL
Fluorite (zoned, multicolored) w/Calcite, strontianite, chalcopyrite
Blue Fluorite & Calcite
Locality: Minerva #1 Mine, Cave-in-Rock District, Illinois
Yellow Fluorite with Druzy Quartz
Locality: Minerva #1 Mine, Bethel Level, Cave-in-Rock District, IL
Fluorite & Barite
Locality: Minerva #1 Mine, Cave-in-Rock District, Illinois