Sphene - a rare gemstone that has more dispersion than a diamond

Don Kogen world renowned Gem Hunter discusses Sphene, a rare gemstone that has more dispersion than a diamond. He takes us through the remote Kola Peninsula of Russia, Madagascar, Zimbabwe, and Brazil in the journey to understand Sphene. Sphene contains a rare earth element, cerium, in its crystal structure, which combines with its titanite to create a vivid luster. Learn all this and more — including how the Gem Hunter named his son after sphene — in this episode.

You can find the podcast transcript and bonus features at https://www.katflorence.com/pages/journey-to-the-stone-sphene