Synthetic Gemstones
Learn what a synthetic gemstone is and what the difference is between synthetics, treatments and imitations.
Synthetic Aquamarines
Synthetic aquamarines are relatively rare, but gemologists may encounter them. Learn how these stones are made and how to distinguish...
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Understanding Gem Synthetics, Treatments, and Imitations, Part 5: Gemstone Treatments
Identifying gemstone treatments is difficult even for experienced gemologists. Learn about the many different ways gem color and clarity are...
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Hybrid Gemstones: Glass Rubies and More
Some gems contain both natural and lab-made components. Learn about these hybrid gemstones and how to distinguish them from mined...
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What’s the Difference Between Synthetic, Simulated, and Created Gemstones?
What's the difference between synthetic, simulated, and created gemstones? Learn the definitions (and gray areas) of these commonly used terms....
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Lab-Grown Diamonds FAQ
Lab-grown diamonds are becoming popular options for engagement ring stones. Learn the truth about these gems in our FAQ and...
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Identifying Lab-Made Emeralds
Mined emeralds are expensive, so lab-made emeralds are an attractive option for consumers. Learn how these synthetic gems are made...
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Gemstone Doublets, Triplets, and Other Assembled Stones
Made from two or more materials, assembled gems can make durable and affordable jewelry. Learn more about gemstone doublets, triplets,...
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Synthetic Opal Types
Distinguishing synthetic opal from a mined gem is a vital skill for opal dealers. Learn about five different types of...
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Understanding Gem Synthetics, Treatments, And Imitations, Part 2: Crystal Growth
Learn about the different crystal growth methods used to artificially create gemstones in laboratories.
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Understanding Gem Synthetics, Treatments, And Imitations, Part 3: Synthetic Diamond
Learn about synthetic diamond creation and the challenges buyers face determining whether a diamond is natural or artificial.
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Understanding Gem Synthetics, Treatments, And Imitations, Part 4: Synthetic Gemstone Guide
Many varieties of gems besides diamond can be created in the laboratory. Our synthetic gemstone guide covers many examples and...
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Does Synthetic Spinel Exist? What is it?
The chemistry of man-made spinel can differ from natural spinel. Read more about what synthetic spinel is, how it was...
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Are Man-Made Gemstones Real?
Get the insight of Jeff on all your questions and concerns about Gemstones. This "Just ask Jeff" article talks about...
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Understanding Gem Synthetics, Treatments, And Imitations, Part 1: An Introduction
Tech advances and market forces make it essential for gem buyers to know the science behind synthetic gemstones and gem...
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Identifying Inclusions Found in Synthetic Gems
Successful tips and guide in identifying Inclusions Found in Synthetic Gems. Read and learn several ways to identify inclusions found...
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