E10 - Chatoyancy and Asterism – A natural celestial like phenomena seen in very rare stones
Kat Florence Presents-Journey To The Stone With Don Kogen by Don Kogen Northern Lights, gem asterism, chatoyancy: some of the most compelling and extraordinary natural phenomena may share an origin. Our Gem Hunter Don Kogen notes that the Northern Lights primarily come from material in Sri Lanka, which also produces the finest Cat’s Eye and Blue Star Sapphire. He goes on to discuss Star Rubies, Chrysoberyl, ... See more
Jun 13 2022