Dazzling interest in Australian sapphires 💎♊ | ABC Australia
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Hunting Down A Royal Blue Sapphire: Inside The Gem Trade | In Search Of Precious Stones | Ep 3/4
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Gem-A Live: Titanium Diffusion in Sapphire
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Inside The Gem Trade: Pigeon’s Blood Ruby | In Search Of Precious Stones | Ep 2/4 | CNA Documentary
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Heat Treating Montana Sapphire
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Inside Sri Lanka’s Deadly Underground Mines Filled With Rare Jewels | Risky Business | Insider
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Australian Sapphires: Follow a gem from the mine all the way to finished jewellery.
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How Gemstones Form From Igneous & Metamorphic Processes (12 Examples!) GEO GIRL
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