THE CHEAPER THE BETTER! 15 oz of CHEAP Australian Opal gemstones!
I look through a 15 oz parcel of Mintabie Seam Opal, that was mined in the 1990s, but forgotten. It was recently discovered (360 oz!), and this is a portion of it.
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OPAL: Australian vs. Ethiopian ??
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Subtle Flaw - Big Problem in this Australian Opal!
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How Opal REALLY forms - Australian Digit Opal!
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Rough Opal has color everywhere but does it cut?
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Can you GROW an Opal?
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MOST EXPENSIVE OPALS - RANKED!
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Why Black Opal Is So Expensive | So Expensive
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Chasing Boulder Opal. Carve Away And See What You Get.
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BOULDER OPALS - How to Find and Identify | Liz Kreate
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Polishing Gemstones with Thumler's 15 Pound Tumbler
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Australian Opal - A World Tour of Opal, Part 1
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What's Inside These Lake Superior Agates?
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Large Blue Vein Of Opal Gets Cut Into A Gem - 300 Carats
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Cutting Black Opal, Lightning Ridge, Australia Part 1
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I Compared Gemstones From $50 to $100,000
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Does this rough opal become the cut of the decade?
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How to MINE OPAL gems in the OUTBACK - Smarter Every Day 164
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MINERAL EXPLORERS | S1 | Ep3 | BRAZIL- MINAS GERAIS
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140ct Lightning Ridge Rough Opal - The Most Nerve-Wracking Cut of My Life
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