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Ask the Experts - Processing sulfide ore without mercury or cyanide.
February 2012 by Chris Ralph
Q: ...Is there any way to process the ore without using mercury or cyanides...?Ask The Experts: Sulfides and fluxes
The concentrate is just the heaviest of the heavy minerals but some sulfides are sneaking in there also with the gold...
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Relationship between limestone and gold
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Replacing cloth on a drywasher
The Portable XRF Gun
While there is no metal detector that will see only gold, there is a device that can reliably distinguish gold from lead, copper, iron or other metals. It is an X-Ray fluorescence tester, sometimes called an XRF gun.
Ask The Experts: What to do with scheelite
Q: What can be done with scheelite? Why does the ICMJ never list tungsten in the metals prices?
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Bad advice from Fish & Game
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The Bawl Mill
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Ask the Experts - Old workings & tailings: What are my options?
• Legislative and Regulatory Update
