gemstone
Peridot
Olivine (Mg,Fe)2SiO4
AI-generated identification · may be incorrectHardness of 6.5-7 on Mohs scale, olive-green color, vitreous luster, orthorhombic crystal system, conchoidal fracture.
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Physical properties
Hardness of 6.5-7 on Mohs scale, olive-green color, vitreous luster, orthorhombic crystal system, conchoidal fracture.
Formation & geological history
Forms in the Earth's upper mantle under high temperature and pressure, brought to the surface via basaltic magmas.
Uses & applications
Used primarily as a gemstone in jewelry and collected by mineral enthusiasts.
Geological facts
Peridot is one of the few gemstones that occurs in only one color: green. Some specimens originate from pallasite meteorites.
Field identification & locations
Identified by its distinct bottle-green or olive coloration and conchoidal fracture; commonly found in Arizona, China, and Myanmar.
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