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Ask The Experts - What’s the status of suction gold dredge permitting in California?
June 2020 by Scott Harn
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Estimating the gold content of ores with gold, quartz and other minerals?
Ask The Experts - Is there a standard percentage given to land owners who hold the mineral rights?
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Q: Can a voltmeter be used to determine the type of metal/mineral present in soil?
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