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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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Comments on Gold Rush and Bering Sea Gold Series


The 316 Mining Company has not been all that successful, but does not ever seem to learn from their past mistakes.

Small-Scale Concentrating and Recovery Methods


The first step in my recovery process after milling the ore to the desired size is to table it. On this particular ore, I get good results milling it to minus 100 mesh.

My First Carolina Nugget


On my weekends off I spent many hours dredging the Second Broad River from Cane Creek Road up to the headwaters. I used a three-inch dredge with air and graduated to a five-inch with air.

The Heavy Minerals in Your Concentrates


The fact that mineral deposits can contribute specific types of heavy minerals is why the analysis of the heavy mineral concentrates in the streams of an area can be an important prospecting technique for finding undiscovered mineral deposits.

Understanding Rock Formations: Petrology for Prospectors


There are times when being able to recognize a type of rock can make you a much more successful prospector.

Hard Rock Milling: A Matter of Scale


Most prospectors understand placer mining a lot better than hard rock mining and don’t realize the amount of work that goes into processing different types of hard rock ore.

Placer Gold Deposits in the Western States


…to see the huge differences between the gold production amounts of the Western States, let’s look at the gold production—both hard rock and placer—of these 13 states up to the present.

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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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