Why are Australian Boulder Opals the most durable in the world?? 22nd Street Tucson Gem Show 2025

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What can $600 get you for a parcel of Australian Boulder Opal?

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$500AUD/$370USD Rough Australian Boulder Opal Parcel From Nick Hoops (Viewer Vote Towards End)

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Australian Boulder Vein Opal... Strange Stuff And Tricky To Work But I love It.

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Magnus Midtbø tries Australia's national comp boulders (crazy hard)

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Australian Bouldering Championships 2023

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Carving And Polishing A Beautiful Blue Australian Boulder Opal Ring Stone. (Nick Hoops Rough Opal)

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Australian Boulder Opal | Kernowcraft

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682cts Natural colourful matrix boulder opal rough parcel, 10 pcs

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Australian Bouldering Championship 2022

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950 carat uncut gem rough opal - I'm going in!

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Looking Inside a 50+ Pound Boulder Opal

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An outback gym FULL of BLACK OPAL!!??

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Does this rough opal become the cut of the decade?

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2025 Tucson Gem Show on 22nd St! 22nd St Gem \u0026 Mineral Show! 4K

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British National Championships | Boulder Finals | 2025

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The Cheals Find $200,000 Of Opal In A Single Haul! | Outback Opal Hunters

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I got schooled by 7x World Cup winner Tomoa Narasaki

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Watch as Miki shows every step of cutting boulder rough opals !

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Australian Boulder Opal Jewelry at Shop LC

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Trying one of Australia's hardest (and best) boulder projects V14++

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The Boulder Boys Find $80K Worth Of Opal In One Day! | Outback Opal Hunters

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Australian Boulder Opal At Its Finest: GemSelect Video Review

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Unique \u0026 Beautiful! Australian Boulder Opal from Queensland

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New Limited Edition Australian Boulder Opals 🤩

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australian boulder opal 64 68 ct

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Radiant Set Of Raw Uncut Australian Boulder Opals

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australian boulder opal pair 24 04 ct

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