Fluorite is the most colorful mineral in the world — collectors call it “the most colorful stone on Earth” for good reason. A single crystal can zone from purple through green to yellow and blue; color-change specimens shift hue between daylight and lamplight, and many pieces fluoresce vividly under UV — the very mineral that gave fluorescence its name.At 4 on the Mohs scale, fluorite is a connoisseur’s gem rather than an everyday ring stone: perfect for pendants, earrings, display cutting and collections. Its perfect octahedral cleavage makes clean faceting a genuine test of the cutter’s skill, so well-cut fluorites deserve a second look.Every fluorite at GEMIC Institute is natural, individually photographed and filmed, and certified by our gemological laboratory in Siem Reap. Each stone is a unique piece — sold once, never restocked. Orders ship worldwide with tracked delivery and are covered by our 30-day inspection period. Chasing a color-change or multicolor fluorite? Let our gemologists know.