Prospecting & Detecting
Green Valley Reconnaissance
January 2013 by Don Robinson
During this trip we found enough gold to make us want to come back, even with the punishment of a very long, tough hike.
VLF Detector Operating Modes
It is important to note that discrimination is a type of electronic filtering. The signal is analyzed, and depending on the discrimination setting, identified as either a target to be dug or a target to be ignored.
Silverton's Gold
Within this area, about two million ounces of gold and fifty million ounces of silver have been mined. Faults, dikes, veins and fissures that carry the ore form a concentric radial pattern—like spokes on a wagon wheel—around the caldera core.
The Reason We Fight
Joy was written on his face, holding up the nugget—his first ever nugget—that he and his grandpa dug up together.
Mother Lode Leaf Gold
After removing about six inches of dirt and cobbles, the sound was a bit more recognizable. I was now confident that there was a definite target and not just a ground noise.
Dry Washing to Capture Fine Gold
There may be lots of smaller gold I cannot hear with a detector, but it looks just fine in my pan once it is out of the crevice.
Find of a Lifetime
My metal detecting hobby began about ten years ago when I bought a used metal detector for about $300. I got it specifically to look for meteorites. It was pretty much worthless, not user friendly, and I did not find anything with it.
Detecting at the Sixteen to One Mine
A while back I was given a very special opportunity to take my metal detector to one of the most famous gold mines in all of California, the Original Sixteen to One mine in Alleghany.
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The Bawl Mill
• From the Editor
• Ask the Experts
• Iron Minerals, Your Detector and Gold
• The Robinson Mine—Big Things Happen Here
• Forty-Six Nuggets
• Customizing Your Dredge
• Small Miner Beats Forest Service in Court
• Using Vegetation and Soil Conditions as Prospecting Aids
• Prospecting for Diamonds
• Gold Pour Signals Revival in the Mother Lode
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
