Minerva #1 Mine, Cave-In-Rock, Hardin Co., Illinois

7.4 x 8.1 x 8.3 cm

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Ex. Robert Gannon, Ex. Ken Ja Enterprises, 1974 or older

Condition:

Flaws:

This mineral is also found in the following galleries: Minerals From the United States | Carbonates | Calcite | Borates and Hydrocarbons | Sulfides and Sulfosalts | Minerals Priced Between 50 and 99 Dollars