Treasures of the Earth - Gems - What processes in the depths of the Earth by Nova Documentary

Treasures of the Earth: Gems. What processes in the depths of the Earth forge beautiful and precious stones?

Credit to : https://www.youtube.com/watch?v=WN9eR_-ZL6o&feature=share
"Gold is valuable but Jade is priceless".......................Ancient Chinese Proverb

Thank you for your interest

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Видео Treasures of the Earth - Gems - What processes in the depths of the Earth by Nova Documentary канала Heaven's StoneZ