In short: Two roads in the opal mining town of Lightning Ridge have been partially closed to traffic after mining cavities beneath the surface began to give way. Legacy mining cavities needed to be ...
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Cicero man mines legendary opal
CICERO, Ind. (Hamilton County Reporter) — Dean Caldwell of Cicero has been mining opal and obsidian for six months of the year in Mexico for the last 15 years. Last year, he pulled an opal out of the ...
Key points: More than 850 small-scale opal miners in Lightning Ridge and White Cliffs have been granted invalid mining licences NSW Resources Regulator reveals a review found "range of issues" caused ...
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