Prospecting & Detecting
Prospector's Guide to Rock Breaking and Blasting
December 2016 by Chris Ralph

Tips on Crevicing for Gold

How To File A Mining Claim
Filing claims is actually quite easy, though there are a number of pitfalls that you should watch out for. Over the years, I have made just about every mistake you can with a mining claim, and have learned a few things to watch out for along the way.
Drywashing for Desert Gold—Part III
If the material drops down out of the hopper too fast, it can overwhelm the riffles and you can blow the gold right out. If it runs too slowly, the riffles can clog up and the process is too slow.
Looking for that Hidden Placer
I detect in a wide array of situations. I like to search for places that no one has been to. I really like to find areas that have never been worked at all.
Southern Oregon's Illinois River—A Lesson in Sharing
Our theory was that a dredge would collect far more material in a shorter period of time, leaving us with ounces of gold every day.
Determining The Optimal Crushing Size for Gravity Recovery
It’s not easy to figure out what is best without testing, and so a certain level of confusion has developed about how small the ore ought to be crushed.
Placer Channel Sampling

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