How To
Explosives and Mining
July 2011 by Jack W. Peters
Explosives used correctly will save you both time and money being one of the best and most productive tools you can use.
Ask the Experts
Ore testing and other advice for starting up a mining operation.
How Long Does It Take to Find and Recover An Ounce of Gold?
Some ask if a prospector can collect an entire ounce in a day. It is possible; I’ve done it before.
Proper Assaying of Placer Samples
The whole purpose of sampling mineralized ground is to measure the values in a small volume of material that would be representative of a much larger volume of similar material. The key word is representative. Chemical and fire assaying will not accurately represent placer deposits by themselves.
A New Method for Handling Stubborn Gravity Middlings
The solution focused on the relative difference in malleability between gold and waste, rather than the difference in density exploited by gravity circuits.
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...
How to Interpret Assay Values
This assay system of ounces per ton sounds simple enough, but the use of the metric system and the additional measuring terms of “grams per ton” and “parts per million” (ppm) has created some misunderstanding of ore value.
How to Melt Your Own Gold
There are good and bad ways to melt gold. In this article, we’ll take a look at the right way to melt gold without losing any of the valuable metal.
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The Bawl Mill
• Can't We Just Do Something?
• Ask The Experts—14-day camping limit
• Legislative and Regulatory Update
• Mother Lode Leaf Gold
• Dredging The Outside Bend
• A Good Start
• WWII Vet & Prospector Still Going Strong
• Nevada Gold Value Up Along With Production
• 2011 National Mining Hall of Fame Inductees
• Melman on Gold & Silver
• Mining Stock Quotes & Mineral and Metal Prices
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Northern Gold Mining's Garrison Gold Property
• Wyoming's Billion Dollar Nugget—The Trilogy Ends
