Ask The Experts
May 2016 by Chris Ralph
• Any suggestions about gold panning in Oregon?
• Should I introduce mercury in the centrifugal bowl to aid gold recovery?
Q: I would like to know how to use a classifier when I dump my gravel into my sluice box. I would also like to know what sizes classifiers come in. I know that they are in sizes like -3/4. What does the “minus” in the size mean? Thanks for any help you can give me.
Q: Are there any mills that handle VMS ore?
Hydraulic remnants or just lose material?
Q: Set up a small portable operation or send the ore to a custom mill?
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