How To
Enrichment of Mineral Deposits by Weathering—Part I
March 2016 by Chris Ralph
The exact minerals formed in the concentrated supergene deposits depends much on the type of country rock around the deposit and the chemistry of the deposit itself, but if conditions are right, this process will form some rich patches of bonanza ore, in some places valued at thousands of dollars to the ton.
A Lesson In Underwater Sniping
Of course, I know a bit about crevicing, but Steve seems to really have a knack for it, and I’m all about continual learning. I can always learn a few tricks from the pros.
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Designing my own dredge...
Online Mining Classes Now Available at Mackay
The University of Nevada, Reno Mackay School of Earth Sciences and Engineering, Department of Mining Engineering has begun offering online courses for miners.
Time to Stake Your Own Mining Claim
So let’s dive in and see what I can do to convince you that this is the year you should be out staking your own claims.
Volume is the Key to Success
While recovery rates are important, they must necessarily be secondary to the volume of material processed. Running more material at lower recovery rates is generally preferable to increasing the efficiency of the system.
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• How do I clean up gold encrusted with iron-sulfides?
Attention to Detail - Part II
Ditches almost always started in the high country and contoured the mountainsides, making a long drop, usually many miles away, to the goldfields. There are ditches in Trinity County that originate at seven and eight thousand feet in the Trinity Alps that carried water almost thirty miles.
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• How to Stake Your Own Mining Claims—Part I
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• Green Valley Gold District, Payson, Arizona
• Nevada's Silver City Gold District—Part I
• Alaska: Kodiak Islands Mineral Resources
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