Finding an opal pocket: Andamooka mining.
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The Mooka Boys Find Extremely Colourful & Expensive Opals! | Outback Opal Hunters
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I Went Mining For 12 Hours & Made $____?
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Goldrausch in Sibirien (360° - GEO Reportage)
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Dazzling Opal, Claim Disasters & More Jaw-Dropping Moments From Australia! | Outback Opal Hunters
28:38
Teure Mineralien: Auf der Jagd nach "Geistergold" und Kristallen | Gut zu wissen | Doku | BR
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Opal Miners Discover Rare 100 Million Year Old Specimen!
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High grade rough opal has huge potential to cut thousands $$$
51:27