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inclusions

Synthetic Gemstone Inclusions

Identifying lab-created gems is a critical skill for gemologists. Learn how to spot the most common synthetic gemstone inclusions.

Are Emeralds Expensive?

Emeralds are more than just a pretty stone. They set the standard for the best green color in the world. Are you looking at a lush forest? You might…

Is Spinel Expensive?

Once known only as a ruby impersonator, the popularity and value of spinel have skyrocketed in recent years. This beautiful transparent gemstone…

Valuation – Main Lesson

Unit 11: How Much is a Gem Worth? What’s This All About?  The big question! Jake teaches us the famous “Four Cs” system…

Cutting – Main Lesson

Unit 9: Cutting Gemstones What’s This All About?  From rough rock to sparkling jewel! Jake explains how skilled gem cutters (called…

Identification – Summary

Unit 4: Identification – Detective Words Time to become gem detectives! These words will help you understand how gemologists identify…