Learn how to cut opal: Honeycomb Pattern 🤩🔥💫
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17:06
The complete guide to Ethiopian Opals
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17:35
Amazing OPAL Cut & Polish - Gemtastic Piece from Grawin, Australia 🤩🔥🔥🔥
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13:06
HUGE Magnet VS Copper Sphere - Defying Gravity- Will a Neodymium Magnet Float Inside?
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25:41
I made the SHARPEST Sword with wood, Goujian from 2500 years ago, same technic used by Liziqi
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6:48
How to Make Dichroic Glass Marbles With Glass Artist John Gibbons
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20:14
$6000 investment - The best cut ever - Rare Harlequin Black Opal
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32:54
How To Cut a Round Brilliant Gemstone Using a Faceting Diagram, For Beginners
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5:27