https://www.gemsociety.org/
International Gem Society IGS - Information and educational services for everyone interested in...
Oct 19, 2022 - Information and educational services for everyone interested in gemstones. For gemologists, hobbyists, jewelers, lapidaries and everyone in between.
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https://www.gemsociety.org/mineralogy/
Mineralogy - International Gem Society
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https://www.tgms.org/
Tucson Gem & Mineral Society
Encouraging interest and study in geology, mineralogy, lapidary, and allied earth sciences. Based in Tucson, Arizona since 1946. Become a member today!
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https://www.gemsociety.org/article/inclusions/
An Introduction to Gemstone Inclusions - International Gem Society - International Gem Society |...
Gemstone inclusions are materials trapped inside gems as they form. Learn how gemologists use inclusions to help identify gemstones and their sources.
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https://www.gemsociety.org/gemstone-encyclopedia/
List of Gemstones: Precious and Semi-Precious Stones - Gem Society - International Gem Society |...
New to gemstones? Curious about the different kinds of gemstones? Check out our gemstones list and discover a world of precious and semi-precious stones.
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https://www.gemsociety.org/author/sethandlisarosen/
Lisa Rosen, Author at International Gem Society - International Gem Society | International Gem...
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https://www.gemsociety.org/accessibility-statement/
Accessibility Statement - International Gem Society
Oct 20, 2020 - General Access to any company’s website can be challenging for persons having certain disabilities. A person’s disability is often unique. What may work well...
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https://www.gemsociety.org/about-us/
Information About the International Gem Society (IGS) - International Gem Society | International...
Established in 1998, IGS is the largest online gemology resource and community.
international gem societyigs
https://www.gemsociety.org/article/birthstone-chart/
Birthstone Chart - Modern and Traditional - International Gem Society - International Gem Society |...
Our birthstone chart features both modern and traditional options. See galleries of birthstone jewelry by month and learn more about these beautiful gems.
international gem society
https://www.gemsociety.org/membership/
Membership - International Gem Society
Dec 1, 2022 - Pursue Your Passion for Gemstones. Become an IGS Member Today! Start as low as $6.25/month
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https://www.gemsociety.org/press/
Press - International Gem Society - International Gem Society | International Gem Society IGS
We work with journalists from around the word looking for gem experts.
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https://www.gemsociety.org/article/gem-pricing-guide-sample/
Gem Price Guide - International Gem Society - IGS
Sep 14, 2022 - The IGS Gem Price Guide covers many popular as well as unusual, collectible gems. Find your gem’s retail value based on its type, size, and qualities.
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https://www.gemsociety.org/business-type/informational-resources/
Informational Resources Businesses - International Gem Society
Gemology and lapidary websites, schools, magazines and publications
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https://www.gemsociety.org/business-type/gem-cutting/
Gem Cutting Businesses - International Gem Society
Businesses that offer gem cutting and gemstone jewelry lapidary services
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https://www.gemsociety.org/article/blue-gemstones/
Blue Gemstones: 37 Varieties, Properties & Care Guide - IGS - International Gem Society |...
Symbolic of sea and sky, blue is a popular color for gemstones. Read about 37 unique blue beauties and learn which ones make the best engagement rings.
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https://www.gemsociety.org/recommended-suppliers/
Wholesale Gem and Jewelry Business Directory - International Gem Society - International Gem...
List of IGS members in the wholesale and retail gem and jewelry business. Includes sellers of rough gems, cut and finished gems, and service providers.
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https://www.gemsociety.org/article/hardness-and-wearability/
Gemstone Hardness and Wearability - International Gem Society - International Gem Society |...
Explore gemstone hardness and durability. Learn how cleavage and settings affect jewelry use. Essential for smart gemstone choices.
international gem society
https://www.gemsociety.org/article/pricing-faceted-gems-and-calculating-your-return-on-investment/
Pricing Faceted Gems and Calculating Your Return - Gem Society - International Gem Society |...
Pricing faceted gems can be a tough task for investors. Learn how to research gem prices and calculate your return on investment (ROI).
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https://www.americangemsociety.org/
American Gem Society | Jewelry Trade Association
Apr 15, 2025 - American Gem Society is comprised of the top jewelers in the U.S. and Canada and offers the best gemstone and diamond information. Find top jewelers today.
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https://www.gemsociety.org/article/emerald-jewelry-and-gemstone-information/
Emerald Value, Price, and Jewelry Information - International Gem Society - International Gem...
Everything you ever wanted to know about emerald. Find value guidelines, scientific data, expert comments, and more in our Gemstone Encyclopedia.
international gem society
https://www.gemsociety.org/article/gia-gem-clarity-grading-codes/
What Do the GIA Gem Clarity Grading Codes Mean? - Gem Society - International Gem Society |...
A gemstone’s clarity grade indicates how free it is of inclusions and blemishes. Learn how to decipher the GIA clarity grading codes and types.
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https://www.gemsociety.org/article/a-consumers-guide-to-gem-grading/
A Consumer's Guide to Gem Grading - International Gem Society - International Gem Society |...
Learn how gemologists evaluate color, clarity, cut, and carat for gem grading. Consumers can use this information to find the right stone for their needs.
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https://www.gemsociety.org/reference-library/
Learning Center - International Gem Society - International Gem Society | International Gem Society...
Library of information related to gemstones, gemology, gemstone jewelry information, reference charts, and lapidary information.
international gem society
https://www.gemsociety.org/business-type/gemstones/
Gemstones Businesses - International Gem Society
Businesses offering loose gemstones for sale
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https://www.gemsociety.org/article/sapphire-jewelry-and-gemstone-information/
Sapphire Value, Price, and Jewelry Information - Gem Society - International Gem Society |...
Everything you ever wanted to know about sapphire. Find value guidelines, scientific data, expert comments, and more in our Gem Listings.
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https://www.gemsociety.org/article/clarity-grading-for-colored-stones/
Clarity Grading for Colored Gemstones - International Gem Society - International Gem Society |...
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https://www.gemsociety.org/help/
Help - International Gem Society
Mar 6, 2024 - Forgot your username or password? Need help logging in? Here are 2 easy ways: You can do a password reset by going to the login page and clicking “Reset Your...
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https://www.gemsociety.org/terms-of-use/
Terms of Use - International Gem Society
Feb 21, 2026 - Terms of Use for the International Gem Society website, last updated June 18, 2015.
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https://www.gemsociety.org/course/mineralogy-certification/
Mineralogy Certification Course - Online Diamonds and Gemology Class - International Gem Society -...
Learn the fundamentals of mineralogy, from optical and physical properties to classification, crystallography and testing. Become an IGS-certified Mineralogy...
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https://www.gemsociety.org/affiliate-disclosure/
Affiliate Disclosure - International Gem Society
Jun 1, 2021 - Our ultimate aim is to create a knowledgeable and reliable resource for you, but maintaining a site like this isn’t free – it costs money. From hiring editors...
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