E13 - Opal is Mother Nature’s painting on a gemstone

Kat Florence Presents-Journey To The Stone With Don Kogen by Don Kogen
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, and its value is correspondingly high: Don Kogen has paid $200,000 for a single deposit of Opal before. List  ...  See more
Jul 11 2022
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