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In Pursuit of Gold and Silver in the Sierra Madres—Buying the Pilot Mill

In 2005, my wife and I, along with our supervisor Horacio, made numerous business and supply trips from Arivechi, Sonora, to the capital of Sonora, Hermosillo. This is a distance of 135 miles along a very narrow paved mountain road.

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Looking Back


Excerpts from California Mining Journal, our original title, published 50 years ago this month.

Colorado Uranium Mining in the 1950s Boom


You can learn a lot from a small mining operation because you have to become proficient in every job. Soon I was preparing fuses, placing powder (dynamite) and learning the ins and outs of drilling and blasting.

The North Star Mine


Back in the early 1800s, there was a gold mine being dug in a mining community called Garden Valley. Garden Valley is located northeast of Sacramento, between Georgetown and Coloma. They called it Garden Valley because there were some miners who thought there might be more money in growing and selling vegetables than in mining for gold.

Getting Into Hot Water While Reclamation Dredging


Once I started dredging with heated water pumped into my wetsuit, I never went back to not having heat except late in the summer when the water is very warm.

Turning Acid Mine Drainage Into Drinking Water?—Grass Valley Company May Have the Answer


HPT Research recently tested their patented process for treating Acid Mine Drainage (AMD) on thousands of gallons of contaminated water at the Mammoth Mine.

Legislative and Regulatory Update


• ANWR through Senate
• Several proposed bills up for comment
• Okay, there is one good bill

Prospector Finds Cache of Emeralds in North Carolina


"This is just the tip of the iceberg," Hill said. "It's going to take 200 years to dig it all out."

Subscription Required:
The Bawl Mill   • Ask the Experts   • More Tips for Evaluating Ores   • The Mountain Gate Mine   • The Basics of Small-Scale Heap Leaching with Cyanide Part I—History, Suitablility and Permitting   • Oregon Suction Dredge Permit Update   • Life in the Alaska Gold Rush   • More Small-Scale Miners Attracted by Gold Prices   • Gold in New Zealand   • Ready “Ore” Not, Uranium Boom is On Again   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices   • Looking Back

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