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Modern tunneling technology has replaced the old means of picks and shovels in the opal mines of Coober Pedy, South Australia. After tunneling, the sandstone will be "noodled"—or searched—under UV light in pursuit of the gemstones.</p>
Mine Tunnel
Modern tunneling technology has replaced the old means of picks and shovels in the opal mines of Coober Pedy, South Australia. After tunneling, the sandstone will be "noodled"—or searched—under UV light in pursuit of the gemstones.
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Coober Pedy, Land of Opals and Underground Living
See photos of Coober Pedy, one of the world’s largest opal sources.
