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May 2014 by Chris RalphSetting up a gravity dredge
In underground placer work, the contact point of the bedrock tunnel and the gravel is a very weak point and always has to be timbered. The bedrock here is thin, fractured, and the gravels loose from many years of oxidizing.
Down around 10 or 12 inches I hit a large cobble that appeared to be one type of hot rock for this area. I thought bad things about the new technology until I checked the rock.
I suspect detailed geological mapping and prospecting would lead to discovery of one or more overlooked gold deposits in the district even though it has been heavily prospected in the past.
Crowds may be great for football games or the Fourth of July, but not for prospecting. So, this summer, while thousands of gold seekers were heading to the coast of Alaska, I headed to a remote part of the Interior.
The only thing that saved me was talking to a local miner who gave me a “heads up” that private individuals owned all the mineral rights in that section.
This type of thinking will get you discouraged pretty fast, and soon all of your mining equipment will be found gathering dust in your garage.
The most commonly asked question in metal detecting is, “Which metal detector should I get?” People worry a lot about not getting the right machine. They do not want to waste their money and their time with the wrong metal detector.
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