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Small Mining Operations

Hard Rock 101: Small-Scale Blasting

…the process remains much the same: Drill holes, load explosives, close up the holes, blast and muck out the resulting broken rock.

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Uphill Battle Continues for California Dredgers


There are currently three controlling agencies or entities over suction dredging in California—and you can make that four if the state legislature decides to further muddy the waters with additional legislation to block suction gold dredging in the state.

Dredging Backwards?


Before I tell you what dredging backwards is, I’ll tell you why my team and I decided to give this very unconventional dredging method a try.

Gold Dredging on Oregon's South Umpqua


Familiarizing oneself with an unfamiliar part of the country is often a requirement of successful gold prospecting. In the pursuit of gold, it may become necessary for a prospector to branch out into new hunting grounds.

PLP Update: How to Restore The Rights of Suction Dredge Miners


A two-pronged approach is necessary to restore suction dredging; federal preemption needs to be established as addressed above via petition; and clarification from the EPA is needed to establish that no Section 402 permit is necessary when there is no “addition” of a pollutant.

Bering Sea Gold—Part I


The popularity of the new Discovery Channel series Bering Sea Gold has peaked interest in what gold resources are offshore of Nome, Alaska. The Cape Nome mining district is world famous...

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.

Prospecting for Copper—What to Look for on the Outcrop


For the prospector, knowing what oxidized hydrothermal alteration looks like in the field is an important exploration tool.

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The Bawl Mill   • Ask The Experts - Where can I obtain chemicals for flotation?   • Ask The Experts - Can I get an update on your efforts in DC?   • Ask The Experts - What equipment do I need to enter an old lode mine?   • Hard Work Pays Off On Hard Rock   • The Mysterious Telluride Minerals   • Detecting: Getting Away From The Heat And Into The Gold   • The Coolgardie Gold Mining Camp of Southern California   • Gold Prospecting for Better or Worse: How Curiosity Burst My Platinum Bubble   • Prospecting for Copper—What to Look for on the Outcrop   • Dredging Tips and Tricks: A Measure of Water Pump Efficiency   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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