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Spanish Silver in Arizona
October 2001 by Edgar B. Heylmun, PhD
When Spaniards entered what is now Arizona, they encountered diggings made by Opata Indians. The Opata Indians, who now live and mine in the northeastern part of the state of Sonora, Mexico, were one of the few Indian tribes that was...
Arizona's Vulture Gold Mine and Lost Dutchman
When prospectors and treasure hunters talk of gold in Arizona, it is the Lost Dutchman or Vulture mine they usually think of. The Lost Dutchman gold mine is just that—a myth chalked full of holes that has been embellished over time as any good legend should be.
The Oretron
Most ore bodies generate a voltage, giving the prospector another valuable method of tracing and locating these hidden minerals. With the Oretron, one can sense and measure these voltages along the ground surface...
The Bawl Mill
- Apparently snow, rain, heat and gloom have been slowing down mail delivery
- Name that tune
This is Why You Check Your Tailings
The nugget was cast aside with larger rocks during the screening process, but it was found later by an employee...
Over the Divide—Robert Michael “Mike” Corbley
Mike was...featured on our November 2013 cover after he achieved his dream of recovering several huge nuggets...
Comments Needed On Pebble Project Draft EIS
If you do not have the time to read the entire document, I would suggest starting with the Executive Summary that begins on page 80.
Serpentine in California
Serpentine, as used in this article, is both a rock and a mineral. The rock should be termed "serpentinite," but the word "serpentine" is in common usage for both the rock and mineral.
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