How To
How to Rebuild a Rock Drill
August 2023 by John Norman
Turning Hobby Mining into Business Mining
The first thing a person should do is seriously consider whether they want to go mining as a hobby or a business, and the tax implications of the choice.
Gold in Quartz
Because quartz and gold may be deposited together across a considerable range of temperatures, not all quartz veins are the same, and there are several different types of gold-quartz deposits.
Mining for Gold and Sapphires in Montana
Fascinated by the sapphires—and the gold that occured with them—he was soon buying parcels of property and setting up his own commercial-scale gravel processing plants.
Using Countercurrent Material Flow to Improve Gold Recovery Efficiency
There is a material processing principle widely used in large milling operations to improve recovery that is poorly understood by most of the micro-mining and prospecting community...
How Do I Recover Gold In Black Sands?
Prospectors deal with black sands in lots of different ways. I know that some prospectors worry about getting every speck of gold and save black sands in buckets until they have hundreds of pounds.
Cyanide-Free Gold Separation
Some ores—mostly those with a high free gold content—are very amenable to gravity concentration. Well oxidized ores containing coarse gold are usually best for non-cyanide processes. Ores with significant sulfide content may require the...
Attention to Detail - Part II
Ditches almost always started in the high country and contoured the mountainsides, making a long drop, usually many miles away, to the goldfields. There are ditches in Trinity County that originate at seven and eight thousand feet in the Trinity Alps that carried water almost thirty miles.
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The Idaho Gamble Part IV
• The Quest For Yankee Jim's Gold
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• Locating Intrusions in Host
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The Bawl Mill
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