Rock Identifier
Green Fluorite (Calcium Fluoride (CaF2)) — mineral
mineral

Green Fluorite

Calcium Fluoride (CaF2)

AI-generated identification · may be incorrect

Hardness of 4 on the Mohs scale, translucent green color, vitreous luster, isometric crystal system, perfect octahedral cleavage.

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Physical properties

Hardness of 4 on the Mohs scale, translucent green color, vitreous luster, isometric crystal system, perfect octahedral cleavage.

Formation & geological history

Formed in hydrothermal veins and carbonate rocks through low-temperature precipitation from fluorine-bearing solutions.

Uses & applications

Used in metallurgy as a flux, manufacturing of opalescent glass, optical equipment, and carved into ornamental items and jewelry.

Geological facts

Fluorite gives fluorescence its name, glowing intensely under ultraviolet light due to trace impurities.

Field identification & locations

Identified by its relatively low hardness of 4, octahedral cleavage, and cubic or octahedral crystal habits. Commonly sourced from China, Mexico, and the USA.