Fluorite - Spar Mountain Area, USA - 3.8 x 5.1 x 5.7 cm

Mineral: Fluorite
Locality: Spar Mountain Area, Cave-in-Rock, Cave-in-Rock Sub-District, Hardin County, Illinois, USA
Dimensions: 3.8 x 5.1 x 5.7 cm

Description: Dark purple fluorite cubes with polysynthetic growth. This piece is from older surface workings on Spar Mountain known by locals as Iron Mountain.