The Romans created a hydraulic mining system that literally blew millions of tonnes of mountain away. How was this possible? Ancient sappers dug under the .\r
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Learn about modern underground mining techniques used currently used at Oceana Golds Frasers Mine in Otago. For more information please contact us.
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Learn about modern underground mining techniques used currently used at Oceana Golds Frasers Mine in Otago. For more information please contact us.
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