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How Miners Find, Cut, And Transport The Most Expensive Amethysts In The World | So Expensive

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Passion and Searching for Sapphires

26:13

MINERAL EXPLORERS | S1 | Ep1 | BOLIVIA

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Kunzite Mining at the Pala Chief Mine, Part 2 by GIA

52:01

Ametrine from Bolivia documentary of Patrick Voillot

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A brief history of powerful gemstone amulets | V&A

20:36

Minec: Mining Amethysts in the Brazilian Outback

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Aquamarine pockets all over the north face of Mt. Antero, Colorado | Mt. Antero Treasures S3:E1