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How To Re-Oil Emeralds Safely And Easily

Oil treatment is a standard industry practice for enhancing emeralds. However, the treatments are not permanent. Learn how to re-oil emeralds safely.

Is A Lab-Created Emerald A Real Emerald?

What's the difference between a lab-created emerald and a natural emerald? Is a synthetic gem a real gem? Learn the facts before you buy emerald jewelry.

Are White Aquamarines Genuine Aquamarines?

Aquamarine is the blue to blue-green variety of beryl. If you encounter so-called white aquamarines, buyer beware. Learn the facts about these gems here.

Faceted Gemstones And Light Return Measurements

What factors determine the light return of faceted gemstones? Facet quality, polish, color, and cut style all play roles. Learn more about these variables.

What Causes Emerald Fractures?

Emeralds get their green color from chromium and vanadium. Learn how the presence of these elements affects their formation and causes emerald fractures.

Does Refractive Index Affect Gemstone Brightness?

Many factors contribute to gemstone brightness. Learn the role a gem's refractive index plays and the difference between gemology theory and practice.

Is Golden Beryl A Good Gem Choice For Jewelry?

Golden beryl, also known as heliodor, can display rich colors and is an excellent gem choice for jewelry. Learn more about this golden relative of emerald.

How To Repair A Cracked Emerald Gemstone

Gem repair is challenging but can also bring new life to vintage jewelry. Learn how to repair a cracked emerald with Opticon sealer and a small vacuum.

Do Emeralds and Peridots Look Good Together?

Although emeralds and peridots are both green gems, differences in shade might make it hard to pair them in jewelry. Learn how to look for the right match.

Gemstone Colors And Identification

Did you know most gem species can be distinguished without the element of color? Learn the role gemstone colors play in gem identification.

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