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Small Mining Operations

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…

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California to Allow Suction Dredging in 2019?


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The 10-Ton Boulder: Expanding Grout Demolition


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Some Tips and Tricks for Dredgers: Determining Pulley Size and Belt Length


If Epd is larger, then the compressor will be spinning faster than the manufacturer’s maximum specified RPM and might destroy itself. If this happens, then the compressor again might not produce enough air to support a diver. Neither is a desired outcome.

The “Chuck It Out” Nugget


This was no ordinary nugget. It had not traveled very far from its nearby source, and that did mean a lot, as we were searching for the source of several such nuggets found during a gold rush that occurred in 1859.

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The Bawl Mill   • Ask The Experts - Do I need something other than a fire assay for PGMs?   • Ask The Experts - This low-grade ore is not worth processing   • Placer Gold Deposits of New Mexico   • The Hunch   • The Basics of Exploration Leases and Contracts—Part I   • Gold Prospecting for Better or Worse: A Long Hike   • Mutiny on The Mason   • Who Jumped Whose Claim First?   • The Value of Evidence   • Over The Divide: Charles "Chuck" Cushman   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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