Emerald Transformation: Cleaning and Recutting a Natural Emerald
To meet the demand for fine emeralds with no clarity enhancements, dealers search for gems to clean and recut. Learn how this emerald transformation…
To meet the demand for fine emeralds with no clarity enhancements, dealers search for gems to clean and recut. Learn how this emerald transformation…
La Belle De Jour is a unique emerald matrix. Learn how it formed, where it was found, and what makes it special. Take a closeup tour of this 256 lb wonder.…
Colombian emeralds can command premium prices. Jeffery Bergman separates emerald myth from fact when it comes to determining the origins of these…
A couple claims the Beleza Emerald was lost in the Camp Fire of 2018 and was worth $280 million. The valuation doesn’t add up to us, and we explain why.…
Almost all cut emeralds have had clarity enhancements. Learn how these emerald enhancements work, what substances are used, and how to detect…
Mined emeralds are expensive, so lab-made emeralds are an attractive option for consumers. Learn how these synthetic gems are made and how to identify…
Emeralds from different sources can vary in quality. Learn how to identify emerald origins by analyzing the optical and physical properties of…
Appraising emeralds is a key skill for all jewelers and gemologists. Learn how to evaluate the quality of these rare green gemstones.
If you like green, you’ll love an emerald engagement ring. However, judging emerald quality is complicated. Learn how to find the best gem for…
Some famous emeralds have amazing histories. These seven gems have gone through revolutions, shipwrecks, and thefts to become crown jewels and…
How do emeralds form? Learn how the emerald growth process works and why it makes these gems rare, green, and very fragile.
Visit one of the top gem hunting spots in the US. Go alone or with the family. A gemology-themed vacation can be fun, educational, and (maybe) profitable.…
Evaluating emerald quality, especially clarity, can be very complex. Navneet Gems & Minerals has proposed the following system for grading emerald…
A number of online sites have reported on a large emerald, supposedly recently extracted from the Chivor mine in Colombia. However, is this apparently…
Learn everything you need to know about Ethiopian emeralds, including quality, pricing, gemology, and how they compare to those from traditional…
Satisfying the human desire for symmetry, trapiche gems have a special allure. Learn what makes these rarities so unique in our introductory article.…
With over 900 vendors and numerous geologic rarities, the 2017 Denver Gem and Mineral Showcase had plenty to see. Read about some highlights in…
Our emerald buying guide can help you learn how these gems are graded, what to avoid, and how to identify a high quality stone or a bargain in the rough.…
Trapiche emerald gems are some of the world’s rarest emeralds. Learn where they’re found and how their characteristic “spoked wheel” patterns…
Emerald treatments, such as oiling, are very common. Learn what these techniques do, how emeralds are graded, and what gems make great green alternatives,…
Emerald fillers can improve the beauty of these gems but also have some drawbacks. Learn how to choose the right filler treatment for a particular…
Emerald crystals can grow very large. Learn about some of the world’s largest emeralds, whether rough, faceted, or carved.
Considering buying gems in Afghanistan? Learn which Afghan gemstones to seek out, which to avoid, and prepare for a “buyer beware” experience.…
What’s the best doublet glue for creating assembled stone jewelry? Learn about the choices as well as tips for making the bond between gemstones…
Oil treatment is a standard industry practice for enhancing emeralds. However, the treatments are not permanent. Learn how to re-oil emeralds…
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…
Emeralds get their green color from chromium and vanadium. Learn how the presence of these elements affects their formation and causes emerald…
Did you know most gem species can be distinguished without the element of color? Learn the role gemstone colors play in gem identification.
Many varieties of gems besides diamond can be created in the laboratory. Our synthetic gemstone guide covers many examples and explains their…
Practical tips on Emerald Facet / Faceting Information. Covers Emerald Facet / Faceting Information related issues, news, research, tips, and…
Emerald has been synonymous with the color green since ancient times. A fine emerald is a truly breathtaking sight, and this member of the beryl…
Carved in Thailand in 2006 from a 3,600-ct emerald, “The Sacred Emerald Buddha” has a message of peace. Read the inside story of this amazing…
IGS Become Member
