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

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

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

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Australian Bouldering Championships 2023

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

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

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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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Australian Boulder Opal Jewelry at Shop LC

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Swirling Textured Australian Boulder Opal

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Free-form Australian Boulder Opal

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49.75 Carat Natural Australian Boulder Opal from Lightning Ridge Australia

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48 ct Australian Boulder Opal

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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 64 68 ct

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Australian, Natural Boulder Opal DL3851

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SECRETS of BOULDER OPAL: An Aussie Miner Tells His Tale

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Opals, Australian Boulder/the best Opal in the world

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Ultra Thin Boulder Opal Seams. Low Probability But Always A Chance!!! Australian Boulder Opal.

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