2.1" Clear CHROME FLUORITE Crystals with Emerald Green Phantoms Colombia for sale   $120
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The fluorite from this locality occurs as cubic crystals, to as much as 40 cm on edge, both on and off matrix. The surfaces of the clear fluorite are smooth, with cityscape-like square growth hillocks. The surfaces of the fluorite range from a dull to vitreous luster. The fluorite is transparent to translucent.

3.4" Emerald Green PHANTOMS in Clear CHROME FLUORITE Crystals Colombia for sale   $140
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Inside the colorless crystals are bright, emerald green phantoms, which led to the material being called chrome fluorite – no doubt because chrome is the chromophore that causes the green color in emeralds. Though not yet tested, it is highly likely that this is the cause of the green coloration. Some of the green fluorite has been cut into gemstones. 

3.2" Clear Crystal of CHROME FLUORITE with Emerald Green Phantoms Colombia for sale   $100
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I purchased pieces in a variety of sizes from the sole supplier, Pachamama Mienrals, which is run by my old buddy, Henry Ospina. He is the fifth generation in his family to be involved int he emerald trade, and he has excellent contacts at the mine who supplied him with this material.

1.7" Sharp Green Phantom in Clear Cubic CHROME FLUORITE CRYSTAL Colombia for sale
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Crystal under LW UV light showing phantom: