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'Synthetic' explained - Gem Dictionary
What is an 'artificial' gem material? Gem Dictionary terminology and definitions
Gem Heat Treatments: Explained - Gem Dictionary
What is a 'simulant'? Definition simulants / imitations
What is gemstone 'hardness'?
Diffusion treatment in gems
Defining 'natural' gems
What is 'fire' in gemstones?
Synthetic Meaning
Gem treatments! What are they?
Gemstone Trickery?! [Treatments and Enhancements]
What are Gemstone Inclusions? | Learn Gemmology with Chalmers Gems