Identifying Inclusions of Specific Gems
Some natural as well as synthetic gems have specific, characteristic inclusions. Learn the identifying inclusions of some of the most popular gems.
13 Minute Read
HomeLearning CenterGemologyGemstone Testing and IdentificationIdentifying Inclusions of Specific Gems
Related Articles
Identifying Synthetic Gems
Distinguishing between natural and synthetic gems is a critical skill for gemologists. Learn about gem making processes and the telltale...
Read More
Zircon Sources
Zircons occur in many locations all over the world. Learn which zircon sources produce the most notable gem-quality stones.
Read More
Difficult Gemstone Separations
Two of the trickiest gemstone separations to make are scapolite from citrine and apatite from tourmaline. Learn some tips for...
Read More
Gem Origin Opinions: When Gemology Labs Agree to Disagree on Sapphire Origins
Why do gemology labs sometimes have different gem origin opinions, especially for sapphires? Learn the science and history behind the...
Read More
Latest Articles
Celebrity Engagement Rings
What stones are the trendsetters using to pop the question? Take a look at the diamonds and colored gems in...
Read More
Ruby and Sapphire Grading Tools
What ruby and sapphire grading tools does a novice gemologist need? Learn how basic gemological equipment can help you identify...
Read More
Cerussite Value, Price, and Jewelry Information
As beautiful as a diamond, a faceted cerussite actually has higher dispersion and usually excellent transparency, colorless or light body...
Read More
Ouro Verde Quartz: History and Treatment
Ouro Verde quartz, also known as lemon quartz, is a popular treated stone. Learn how experiments with other gems led...
Read More
Never Stop Learning
When you join the IGS community, you get trusted diamond & gemstone information when you need it.
Get Gemology Insights
Get started with the International Gem Society’s free guide to gemstone identification. Join our weekly newsletter & get a free copy of the Gem ID Checklist!