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Prospecting & Detecting

The Underground Mining Adventure Continues

Our group of independent miners have been busy crafting a uniquely designed ladder/ore cart track from the bottom of an 85-foot mine shaft in a historical hard rock mine.

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Our Readers Say


Old Dog(Fighter), New Trick


Then it occurred to me that the drywasher was designed by an engineer. Gotta love engineers! Those slide-rule geeks always tinker with gravity, angles, curves and flow.

The Rest of the Story—Detecting With Ray Mills


Ray followed up by detecting the same area and I was happy to see that he did not find any good targets in the same line. So far so good.

Addressing EPA Overreach: What Dredgers Need to Know


The Environmental Protection Agency (EPA) has been attempting to extend their authority and intimidate miners and other public land users for decades. Suction gold dredgers are no exception, and we want to highlight a recent example of how to deal with this federal overreach.

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.

Understanding Skim Bar Placers


Perhaps the most notable thing about skim placers is that they form on the top surface of gravel bars, as opposed to coarser gold placers where the weight of the gold particles allows the gold to settle down on or near bedrock.

Sierra County Gold—Part I


...this county contained some of the richest placer ground found in all of California and still produces some pretty impressive finds to this day.

Subscription Required:
The Bawl Mill   • Ask The Experts - Need advice on melting gold   • Ask The Experts - Can gold be found with sugary, crystalline quartz?   • Making A Big Discovery   • More On Gold Indicators—What to Look For   • Alaska Gold: Lisianski Inlet's First Bonanza   • Advancements in Non-Toxic Gold and Silver Leaching   • Route Planning Using GPS   • The Mineral Range Districts of Utah   • Gold Prospecting for Better or Worse: Stupid Is As Stupid Does   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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