How To
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February 2015 by Chris Ralph
• How to find info on a particular mining claimA Few Methods for Sampling Hardrock Deposits
With a little homework and a methodical approach to sampling, a prospector can determine if a deposit is worthy of more of an investment...
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.
Ask the Experts
How do mines and refiners deal with doré bars?
Making A Big Discovery
We sent them a lot of information, including my presentation about the area and its potential. We were excited to learn a couple weeks later that the company was interested in the property.
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...
Route Planning Using GPS
My intention was to end this discussion with waypoints and routes, then I found USGS maps of the Plainfield Quadrangle.
Evolution Of A Desert Wash Plant
The water instantly dropped though the screen, leaving a pile of mud behind! I was so excited that I replaced it with a 150-mesh screen, and the same thing happened!
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• The Silver, Gold and Gemstones of Candelaria, Nevada
• Mining for Non-Geologists Field Trip Offered by GSN
• Gold in The Silver Crown District, Wyoming
• Prospecting for Surface Flood Gold Placers on Low and Intermediate Gradient Streams
• Introduction to Meteorites
• Money In, Money Out
• Melman on Gold & Silver
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Legislative and Regulatory Update
• Uniting The Small Miners
