Dave uses an excavator to dig out sandstone, hoping to find valuable opals. One wrong move with the bucket's teeth could destroy a fortune. #OutbackOpalHunters | Aussie Gold & Opal Hunters

Opals can be found in a diverse range of sizes and colours, each possessing its own distinctive character. With so much money at stake, witness some of our top opal hunters' triumphs and tribulations in their journey of discovering opals! #OutbackOpalHunters #Bushmen #Cheals #OpalWhisperers #Opal #OpalMining | Aussie Gold & Opal Hunters

Sue from @brokenrivermining presents: Opal Fossils with Unpreserved Internal Details Opal formation commences when silica dissolves in water. At our Russell’s opal mine we have found that this silica solution occupies a void most probably left by decaying tree roots or branches. When it solidifies it creates an opalized replica of the original object. These are also known as ‘jelly mould’ fossils. In some rare cases, like shown above, we have found large and rare opal fossil specimens with beaut