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Ruby

Ruby is the most valuable variety of the corundum mineral species, which also includes sapphire.

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Fine Mogok Ruby

This fine 2.58-ct. ruby is from Myanmar’s classic Mogok deposit.

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Extraordinary

Ruby’s extraordinary red color is caused by traces of chromium.

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Mixed Cut

Like many fine rubies, this example is fashioned as a mixed cut.

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Calcite Matrix

These exceptional ruby crystals on calcite are from Mogok, Myanmar.

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Origin In Marble

The snow white calcite matrix hints at the ruby crystal’s origin in marble.

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Ruby Crystal

The characteristic form of this ruby crystal allows it to be recognized.

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XClear Selections
View of a dragonfly brooch from above. Translucent wings and body of blueish opal.
A garimpeiro working Mustang Resources’ concession.
The main ruby mining areas of northern Mozambique.
Aerial view of MRM ruby washing plant.
An 18K yellow gold “Gold Rush” bracelet features garnet, carnelian, citrine, tourmaline, blue topaz, iolite and amethyst. Photo by Sandra Stampfli, courtesy Bahina Jewels
Amphibole and Mica
Artist Luis Alberto Quispe Aparicio infused all of his skull carvings with personalities reflected by the names he gave them. Photos by Orasa Weldon/GIA, courtesy of Luis Alberto Quispe Aparicio.
Platinum Crystal in Chatham Synthetic Sapphire 636x358
Platinum Crystal in Chatham Synthetic Sapphire 636x358
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All photos remain under the ©Gemological Institute of America copyright and may only be used with permission. More Copyright Information
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Peridot

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Fancy Color Diamond

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Diamond

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Emerald

Emerald is the bluish green to green variety of beryl, a mineral species that includes aquamarine.
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Citrine

Citrine is the transparent, pale yellow to brownish orange variety of quartz.

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