mineral
Epidote
Ca2(Al, Fe)3(SiO4)3(OH)
AI-generated identification · may be incorrectHardness of 6-7 on the Mohs scale, distinct pistachio-green to yellowish-green color, vitreous luster, and monoclinic crystal system.
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Physical properties
Hardness of 6-7 on the Mohs scale, distinct pistachio-green to yellowish-green color, vitreous luster, and monoclinic crystal system.
Formation & geological history
Forms primarily through regional and contact metamorphism of impure calcareous rocks and volcanic rocks, as well as hydrothermal alteration.
Uses & applications
Used primarily as a mineral specimen for collectors and occasionally cut into cabochons for jewelry.
Geological facts
Epidote gets its name from the Greek word for 'increase,' referring to the base of its crystal prism being longer than the other.
Field identification & locations
Easily identified by its characteristic yellowish-green or pistachio hue and monoclinic crystals, commonly found in localities like Austria and Pakistan.
