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Prospecting for Silver With a Geiger Counter
January 2001 by Edgar B. Heylmun, PhD
Light-colored volcanic tuff or tuffaceous sandstone often contains small amounts of uranium, enough to be detected with a sensitive radiation detector. Sometimes, the mass effect of the radiation is substantial.Prospectors & Treasure Hunters Find Gems
Members of the Rocky Mountain Prospectors and Treasure Hunters Club from Fort Collins, Colorado, were recently entertained by W. Dan Hausel, Senior Economic Geologist with the Wyoming State Geological Survey.
Recreational Gold Panning on the South Yuba River
The Forest Service recently announced a new area set aside for recreational gold panning on the South Yuba River, east of Nevada City.
Gold in Chihuahua, Mexico
Chihuahua, about the size of Oregon, is Mexico’s largest state and one of its most prosperous, with a great influx of foreign capital. The capital city, Chihuahua (pop. 2 million), is 228 miles, by divided highway, south of El Paso, Texas. Topographically, the state can be divided into several provinces, from dry sandy deserts on the north and east, to the forested Sierra Madre Occidental on the west and southwest.
Drywashing Moist Dirt
Over the years, I’ve proved to myself over and over again that I don’t have to wait many weeks after rains before I head out to the goldfields to do some gold digging.
How to Melt Your Own Gold

Adventure at the 420 Level

Bedrock Nugget Hunting: Tools of the Trade
As a guide to those who are thinking of taking up this activity or those who currently practice this trade, I have created a listing of the primary tools and equipment I use when nugget hunting.
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