A Good Start
July 2011 by Tom LeftwichWe split up in order to cover a larger area and found good color almost everywhere. The bedrock was shallow on both sides of the river, but the inside bend was where we concentrated our prospecting.
Back in October I read with great interest Chris Ralph’s article on the use of a metal detector while drywashing, and I wholeheartedly agree—I wouldn’t even consider going drywashing without using a metal detector in conjunction...
Sampling other people's stockpiles or dumps has some inherent risks that sampling undisturbed ground does not have.
Now that you are actually going to be out there doing some prospecting, I may be able to help.
...day one was like watching the Gold Rush television show. He furiously worked the nozzle in an up and down fashion that resembled Jack Hoffman sitting on a backhoe.
The pit was a classic one—exposed shale bedrock with all the material being washed out one end of the pit. Within a few minutes I had a nice mellow signal that was in open ground.
Potholes in bedrock can trap placer minerals and even be glory holes. They are, at least, interesting geologic phenomena, and at best, a treasure trove of gold nuggets.
The type of mine dump that is best for metal detecting are the ones that consist of mixed sizes of rock and are located near some sort of excavation, commonly a shaft or adit. Sometimes the piles located along a trench dug by the miners can be productive as well.
The Bawl Mill • Can't We Just Do Something? • Ask The Experts—14-day camping limit • Legislative and Regulatory Update • Explosives and Mining • Mother Lode Leaf Gold • Dredging The Outside Bend • WWII Vet & Prospector Still Going Strong • Nevada Gold Value Up Along With Production • 2011 National Mining Hall of Fame Inductees • Melman on Gold & Silver • Mining Stock Quotes & Mineral and Metal Prices