Small Mining Operations
The Seven Troughs Mining District
September 2016 by Chris Ralph

Advancements in Non-Toxic Gold and Silver Leaching
The non-toxic thiosulfate is actually the medical antidote given to people for cyanide poisoning. By accomplishing both neutralization and metals recovery, this process creates an economic and environmentally attractive process.
Gold Placers of the Kenai Peninsula, Alaska

What To Look For—And Look Out For—In A Placer Mineral Report

Selecting A Low-Risk Region To Explore, Mine or Invest
“The evidence is clear—mineral deposits alone are not enough to attract precious commodity investment dollars...”
Gold Recovery with Centrifugal Bowls

River Dredging vs. Creek Dredging—Part II
While river dredging in fast water, don’t be afraid of being swept out of your dredge hole by the current. If this happens—and it most certainly will in fast water—there is no need to panic. Don’t try to swim against the current because you will waste much energy in an effort to conquer the river. Just let it take you downstream.
Mining on the Comstock Lode

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