The Most Spectacular Agate on Earth
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Cutting 4 BIG agates | Exposing hidden bands w/ lapidary saw!
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Are these UGLY agates beautiful inside?!
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Whatever Happened to The Wikipedia OPAL ?
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Searching for the ultimate black opal. I found it after 60 years
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I made the SHARPEST Sword with wood, Goujian from 2500 years ago, same technic used by Liziqi
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How to find Diamonds in Rivers or Volcanic Rocks near YOU
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MOST EXPENSIVE Gemstones Ever Discovered
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