Fluorite on Sphalerite - Minerva I Mine, USA - 7.1 cm x 8.7 cm
Mineral:
Fluorite on Sphalerite
Locality:
Minerva I Mine, Ozark-Mahoning group, Cave-in-Rock Sub-District, Hardin County, Illinois, USA
Dimensions:
7.1 cm x 8.7 cm
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