All Articles
Remote Mining Camps of Yuma County
October 2006 by Frank Lorey III
The remote desert of southwestern Arizona was an attraction only because of the gold and other minerals that were found there. Certainly the weather was not a draw! The early mining days were tough—the mines were a long way from supplies, and hostile Indians made travel in the area extremely dangerous.Additional articles that might interest you...
Getting Your Float Circuit Layout Right
November 2004
Commissioning is going well; ramp-up targets are all being met and the General Manager is happy. You arrive at the plant in the morning and start reviewing the night shift logs. What you discover is the night shift had to reduce feed to the mills...

Metallic Trash—Scourge of the Prospector
July 2012
I had been busy representing the Prospecting and Mining Journal this spring, but prospecting season finally arrived and I’ve been out digging for nuggets—I’ve even found a few. I know a number of prospectors who are armed with new metal detectors and headed to the hills to look for that precious yellow stuff.

Over the Divide
January 2014
Robert Joseph Dahlke
(1939 - 2013)
Robert Joseph Dahlke
(1939 - 2013)
The Smell of Gold—Part I
June 2015
Some claim they can smell gold. This may be, but when I take a whiff of gold, I smell dirt, rotten eggs, garlic or just nothing: my nose is everything but sensitive.

Gold in Rotten Rock
February 2004
Rotten rock (saprolite) can be found in all warm, humid regions, but is best developed in humid, subtropical climates, like that found in the American South. Outwardly, it looks like bedrock, but upon closer inspection, it can be seen that roots penetrate it and that it can be worked with a shovel or hydraulic monitor.
Rotten rock (saprolite) can be found in all warm, humid regions, but is best developed in humid, subtropical climates, like that found in the American South. Outwardly, it looks like bedrock, but upon closer inspection, it can be seen that roots penetrate it and that it can be worked with a shovel or hydraulic monitor.
Melman on Gold & Silver
November 2014
I find it difficult to recall a period when the world has encountered so many simultaneous threats which “should” have driven gold and silver higher, and yet the precious metals markets—so far—have failed to rally to any significant extent.
I find it difficult to recall a period when the world has encountered so many simultaneous threats which “should” have driven gold and silver higher, and yet the precious metals markets—so far—have failed to rally to any significant extent.
Prospecting Homonyms
April 2012
Three homonyms come to mind when I think of gemstones, gold and vegetables: carrot, carat and karat. Let’s look at carrot first.

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The Bawl Mill
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• California State Gold Panning Championships
• Mergers Continue at Record Pace
• The Yukon-Klonkide Goldfields—Part II
• Foreign Investment Hits More Roadblocks
• The Treasure Detective—Part IV The Story of Goldstone Nuggets
• Another Uranium Boom in the West
• Court: Kennecott Eagle Minerals Application Complete
• The Robin Redbreast Lode
• Final Buckhorn Mountain Study Released
• Melman on Gold & Silver