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Small Mining Operations

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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Additional articles that might interest you...

A 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...

Dredging Backwards?


Before I tell you what dredging backwards is, I’ll tell you why my team and I decided to give this very unconventional dredging method a try.

Montana Gold and Sapphires Revisited


I had a chance to visit the operation in person and talk with Neal. I was very impressed and I think our readers could learn a lot about building up a commercial placer operation from scratch…

Speed Prospecting for Hard Rock Gold


An online video gave me some ideas, and with a lot of trial and error I developed a reliable method of panning free gold particles down below 35 microns quickly and easily.

Simple Mine Surveying With Basic Hand Tools


…there is an easy way to create a reasonably accurate map without any fancy instruments.

Who is a Qualified Person?


So you think you have an ore deposit? The work has been long and hard, but there are a few drill holes, lots of samples and assays. The data is in a reliable computer and there may be a mine at the end of the tunnel. What is the likelihood of a profitable operation? Can you raise capital for development or exploration?

Using Structural Clues to Locate Buried Placer Channels


They must have assumed the paystreak was spotty and had been mined out, so they never mined as close to the side of the valley as they should have.

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