Podcast episodes
E13 - Opal is Mother Nature’s painting on a gemstone
It holds all the colors of the most important gems in the world: the red of the Ruby, the blue of the Sapphire, the green of the Emerald, and the yellows of the Canary Yellow Diamond. Opal is Mother Nature's painting on a gemstone...
E12 - Padparadscha Sapphire- one of the most coveted precious gems in the world
One in a hundred million Sapphires will be a Padparadscha, sporting a unique pink-orange color. Beloved by the Maharajas of ancient India, this rare stone gets its unique color through an uncommon, perfect mix of Iron and Chromium...
E11 - Cleopatra, Elizabeth Taylor or Kat Florence they all adore Emerald
Cleopatra and Elizabeth Taylor, Spanish royalty and Russian czars: Emerald has an illustrious history of admirers. Our Gem Hunter Don Kogen takes us through it all. Originating in Colombia’s Boyacá Highlands, Emerald was sacred in...
E10 - Chatoyancy and Asterism – A natural celestial like phenomena seen in very rare stones
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, whi...
E09 - Sapphire - one of the world’s most loved gemstone
2012 and the hunt was on: 10,000 people; cities being built in the middle of the jungle; gemological researchers flown in by helicopter. And—soon after—the military. Our Gem Hunter Don Kogen tells the story of Madagascar’s short-l...