Small Mining Operations
Gold in Tertiary Gravels
November 2015 by Chris Ralph

Recovering Fine Gold with Oleophilic Adhesion

Resurrecting An Old Hard Rock Mine—Safety Is No Accident
Now it was time for the nerve-wracking part of the job: actually removing anything from the hanging wall we deemed to be in need of removal because it was either loose, could be loose, looked loose, or we felt it was just downright dangerous
Crushing Quartz in Calaveras County: A Placer Miner Learns New Tricks
I had never run an impact mill before, but anything involving rocks, water and a big electric motor sounded great.
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...”
Cyanide-Free Gold Separation

Mining Pegmatite Deposits
With successively lower temperatures as the water mixture cools, new sets of minerals are formed and many of those stable at a higher degree of heat became subject to alteration as the temperature progressively moved lower.
Resurrecting An Old Hard Rock Mine—A Series of Small Victories
…we cheered and high-fived each other as the ore cart slowly crested the top of the headframe, then picked up a bit of speed on the short downhill section and came to an abrupt halt, ejecting its contents of ore…
Subscription Required:
The Bawl Mill
• Ask The Experts
• Ask The Experts
• Our Readers Say
• Detecting Clay Seams
• Associated Gold Placers of the Comstock
• All About Minerals
• MMAC & PLP Update
• Feinstein Pushes for Million-Acre Land Grab
• Prospecting for Liberated Gold
• The Snapshot
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices