Taaffeite

Posted on September 2, 2016 by John J. Bradshaw, GG (GIA)

Introduction Taaffeite, (pronounced TAH-fite), is a mineral species crystallizing in the hexagonal system with the formula Mg3Al8BeO16. It is often included on a list of the rarest gemstones in the world. For a period of time, only a handful of…

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