gemstone
Peridot
Olivine ((Mg, Fe)2SiO4)
AI-generated identification · may be incorrectHardness: 6.5-7 on the Mohs scale, Color: Olive green to yellowish-green, Luster: Vitreous, Crystal Structure: Orthorhombic, Cleavage: Poor, Specific Gravity: 3.22-4.39
- Hardness
- 6
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Physical properties
Hardness: 6.5-7 on the Mohs scale, Color: Olive green to yellowish-green, Luster: Vitreous, Crystal Structure: Orthorhombic, Cleavage: Poor, Specific Gravity: 3.22-4.39
Formation & geological history
Formed in the Earth's mantle under high-pressure conditions and brought to the surface by volcanic activity, or found in pallasite meteorites formed in space.
Uses & applications
Used primarily as a gemstone in jewelry, particularly in rings, necklaces, and earrings.
Geological facts
Peridot is one of the few gemstones that occurs in only one color: green. Some peridot crystals have even been found in meteorites that fell to Earth, making them extraterrestrial gems.
Field identification & locations
Can be identified by its distinctive olive-green color and vitreous luster. Commonly found in regions with volcanic activity such as Arizona, Pakistan, Myanmar, and China.
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