Small Mining Operations
Mining on the Comstock Lode
July 2014 by Alex Dolbeare
Even with the decades of mining and exploration, much of the Comstock is still underdeveloped and its potential not fully tapped.
Small-Scale Processing of Hard Rock Ores
Depending on the ore and if significant sulfides are present, a hard rock miner may be able to get away with simply using a flux to digest the other minerals that may be present.
Nice Specimen Gold Recovered in Northern California
Each specimen is carefully examined to determine if it would be beneficial or not to use an acid treatment to reveal more of the gold.
Prospecting Hard Rock
We panned out maybe three gold pans of the material and we were shocked at the gold that was there. This rock appeared to be rich.
Heavy Glacial Rocks and Gold in the Midwest
Over the years, I've noticed a pattern in the type of rocks associated with the best gold deposits in Midwestern glacial gravel.
Gold Recovery with Centrifugal Bowls
Centrifugal bowls are very efficient, and with proper operation they can consistently achieve gold recoveries above 95% with gold of about 50 mesh size.
Ask the Experts
Setting up a gravity dredge
Evolution Of A Gold Prospect
The adage of, “The harder I work, the luckier I get,” has profound meaning, but it doesn’t always apply to prospecting.
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The Bawl Mill
• A Return to Silver City, Idaho
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• Ask the Experts
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• Swing and a Miss
• Miners Fight Back Against Road Closures
• The Giant King Mine
• BLM Flexes Its Muscles in Quartzsite
• Over the Divide
• Romancing the Lens
• Gold Recovery with Centrifugal Bowls
• Want to Go to Australia?
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