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Small Mining Operations

Bering Sea Gold—Part II

In last month’s issue we covered the initial discovery of gold, the subsequent gold rush that occurred around Nome, some of the geology of the area and past production. We’ll conclude the article in this issue with a further examination of the geology and deposit types, discuss the resources...

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Additional articles that might interest you...

Designing and Evaluating Placer Gold Recovery Plants


For this article, I am focusing on industrial production plants that can handle 10 cubic yards per hour or more and would be fed by a loader or other heavy equipment...

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Centrifugal bowls versus jigs

Wyoming's Billion Dollar Nugget—The Trilogy Ends


The next hurdle to jump was whether the trommel motor would start again after sitting on the desert for six years without being started. The last time it had taken a three foot pipe wrench to bust it loose.

A Model Mining Operation


After he excavates the ore down to bedrock, he goes over the bedrock with a metal detector to ensure he didn't leave any gold behind before he backfills the area.

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.

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.

Ask The Experts


How do I set up a Miller table?

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The Bawl Mill   • Ask the Experts: gold per ton; improving assay method   • Tucson Show Marketing   • Ganes Creek Hits 10 Years—Part I   • Fabulous Florence—The Golden Town of Idaho   • Arizona's Vulture Gold Mine and Lost Dutchman   • Critical Metals: Copper   • Replacing Your 12-Volt Pump   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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Legislative and Regulatory Update   • Ask the Experts: Ionizing mercury   • El Tigre—Unlocking Values in Tailings to Jumpstart a Mine

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