Small Mining Operations
Proper Spacing of Placer Sample Sites
September 2013 by Jim Halloran
The zone of influence of each sample must be carefully considered when deciding how far sample sites should be spaced from each other.Evaluating Gold Recovery with Mass Balance Calculations
Whether you are placer or hard rock gold mining, maximizing the efficiency of your recovery process is very important to success, and accurate testing is necessary to do so.
Proper Spacing of Placer Sample Sites
The zone of influence of each sample must be carefully considered when deciding how far sample sites should be spaced from each other.
The Summer of ‘81
When it was all setup and running, you had everything coming off the dredge riffles into the boil box. At the hole section, some of the water got sucked down and pulled a lot of black sand and over heavies…
Secrets of Gold Research and Why You Need It
Prospecting may not be as much fun as it once was. If that sounds like you and you want to figure out what to do to get back on the gold and be successful, I’ve got the answer: Research.
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NOI or POO for small backhoe
Bering Sea Gold—Part II
In last month’s issue we covered the initial discovery of gold, the subsequent gold rush that occurred around Nome, some of the geology of the area and past production. We’ll conclude the article in this issue with a further examination of the geology and deposit types, discuss the resources...
What To Look For—And Look Out For—In A Placer Mineral Report
Buying a placer claim or investing in a placer mining property comes with plenty of financial risks. You need as much information as possible about the mineral deposit in order to minimize those risks.
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