Small Mining Operations
Designing and Evaluating Placer Gold Recovery Plants
September 2014 by Chris Ralph
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...
Soft Rock Excavation Techniques
Tips and Tricks: How to Make Your Own Gold Bars Without Burning the Place Down
You find yourself with a bucketful of concentrates that you have accumulated over the season and consider the logical next step: to reduce the bucket of cons to a gold bar. Where do you begin?
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.
Gold Rush in the Congo—Part II
We needed something to cook on, so we brought most of our kitchen with us including our full-size oven, which was pretty funny to see in the middle of a rainforest. Food was always a concern, but fortunately for us...
Nome Offshore Dredging Creates Challenges
The Alaska state government has been trying to keep up with and maybe even stay on top of the situation by studying the problems associated with rapid growth and how to solve them.
Conductive Minerals and Your Metal Detector
...most prospectors don't even think about the conductivity of minerals, but there are some that do conduct electricity to a certain degree, so metal detectors will respond to them.
All About Trommels and Screens for Placer Gold Recovery
The right speed accumulates only the heavy materials and allows all of the lighter stuff to flow through. This optimum speed is dependent on the size of the gravel you need to move through the system.
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