Peridot Marquise Faceted Gemstones, AA-Grade

The clarity and appealing green color makes peridot one of the most popular gemstones for use in all kinds of jewelry. Create a simple ring with a single gemstone, or set it alongside gems of complementary colors in more complex designs. Peridot is one of the birthstones for August. Peridot is the gem form of the mineral olivine. It is one of the few gemstones that occur in only one color; the green hues can vary from yellowish to brownish green, from light olive green to vibrant green. The color of each gem is a result of iron in its chemical composition. Rio Grande sources the highest-quality peridot gemstones available, avoiding those with visible black inclusions. Also called a "navette" cut, the marquise cut features pointed ends and an elongated shape. Its faceting is a variation of the brilliant cut, designed to maximize the play of light within the gemstone.

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Gemstone type: Peridot
Stone shape: Marquise
Stone size: 6 x 3mm, 8 x 4mm, 4 x 2mm
Stone type: Natural
Color: Medium Green
Birthstone: August
Enhancement: None (N)
Grade: AA
Mohs hardness: 6.5–7
Clarity: Eye-clean
Refractive index: 1.65–1.69
Specific gravity: 3.34
Brand: AGTA
Mineral source: CHINA
Cutting center: Thailand