Fluorite triangle, Illinois
A naturally coloured purple fluorite crystal from Cave-in-Rock, Illinois. The crystal was cleaved by a miner to this form. It is clear but with with numerous flaws running through it giving interest. It is discreetly mounted on a white plastic base.
13/16 inch (2.0 cm) wide, 5/16 inch (0.8 cm) deep and 13/16 inch (2.0 cm) tall.