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The Stonewall Jackson Mine, San Diego County, California

For obvious reasons southern California is not known historically for its gold mines. Gold production was concentrated heavily in the Sierra Nevada foothills in the northern part of the state. However, the high mountainous region of eastern San Diego County was the site of a number of productive hardrock gold mines, notably in the late 19th century.

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Mine, Baby, Mine!


In March 2012, the Obama administration filed a World Trade Organization complaint against China. Now this is the election season, and taking potshots at China is an easy and natural thing for just about any politician to do. It’s almost as easy as offering support for motherhood and apple pie because virtually no one is going to oppose you. But this complaint was about mining, and so I thought it worthwhile...

The Treasure Detective—Part IV The Story of Goldstone Nuggets


A treasure detective, like any detective, is looking for a clue from which he can develop information to solve a mystery. Who? Why? When? The detective sniffs out a trail that will lead eventually to some undiscovered cache of coins...

PLP Interim Rule Raffle


The Forest Service issued an Interim Rule on July 9, 2004, to require a Notice of Intent or Plan for mining activities that cause little or no disturbance to public lands under Forest Service jurisdiction.

New Life for the Suction Nozzle


The suction nozzle was one of the first Venturi nozzles to be used in the dredging business. Years later it was replaced with the straight Venturi system, which is sometimes referred to as a “log.” The main benefit of the log is that the operator only needs a suction hose with a short nozzle.

A Word from the Editor


Many of the calls and letters I have received from our readers lately have expressed frustration and outright anger at the Clinton Administration.

Gold in Rotten Rock


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.

New Prospecting Guides Available Online


Every year prospectors and rock hounds search Wyoming for gold, gemstones and other attractive rocks and minerals; the Wyoming State Geological Survey (WSGS) has now made this hunt easier.

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