Popular Yellow Gemstone Choices Under 4 Minutes: Citrine, Lemon Quartz, Topaz, Yellow Sapphire

GIA Grad + Founder and Front Man of F&B Michael walks us through the most popular natural and lab-created yellow gemstones in the market place while covering the 3 points below.
1. What mineral is it?
2. How does its hardness measure in the Moh's scale?
3. Is it available in both lab and natural?
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[@kyh442]

Hello I bought what I thought was natural citrine but it looks a lot like lemon quartz which I was told is not a form of citrine. Although yellow quartz is....was also told lemon quartz are irradiated...any insight?

[@tanghingtung5897]

Yeah... do an episode about coloured diamonds (e.g. how to evaluate good qualities in a coloured diamond)!

[@mefadon459]

Do colored diamonds too!!

[@kerrynseymour2383]

What colour does the topaz turn under uv light?

[@MasseurDavis]

I read when heated it turns to the popular London Blue Topaz.