About Peridot
The gem-quality variety of the mineral olivine, known for its distinct olive to lime green color. It's considered a stone of compassion, believed to alleviate negativity, reduce stress, and promote well-being and abundance.
Primary Hues
Olive Green, Lime Green, Yellowish-Green, Brownish-Green
Geological & Scientific Details
Peridot is classified as a silicate minerals mineral which typically crystallizes in the orthorhombic system. Its chemical formula is (Mg,Fe)2SiO4.
Key Geological Properties:
- Mineral Category: Silicate minerals
- Chemical Formula: (Mg,Fe)2SiO4
- Crystal System: Orthorhombic
- Predominant Geological Color: Yellow, to yellow-green, olive-green, to brownish, sometimes a lime green, to emerald hue
- Twinning: Uncommon, simple twinning can occur on {100}, {011},{012}, cyclic twinning on {031}
- Cleavage: Poor on {010} and {110}, {010} cleavage improves with increasing iron content
- Luster: Vitreous to oily
- Streak: Colorless
- Diaphaneity: Translucent to transparent
Associated Minerals
- Olivine
- Diopside
- Serpentine
- Forsterite
- Fayalite