All Articles
In Pursuit of Gold and Silver in the Sierra Madres—Purchasing Land in Mexico
March 2007 by Mike Lowen
My wife and I spent three years laying the groundwork to build a processing mill for gold, silver, lead and some zinc in the Sierra Madre Mountains of Northern Mexico, in the state of Sonora. In this installment, I describe how we purchased the land to build the new mill.Dry Washer, Wet System or Metal Detector?
I love to dry wash old nugget patches found by detector operators, and I have found my fair share of gold dry washing those areas. I have also found a few nuggets using a detector on the bedrock exposed by dry washing the patches.
Throw-Away Gold: Back to Basics
Placer mining, whether for profit or recreational purposes, involves separation of free gold from the gold-bearing sands (gangue) of alluvial deposits by methods using specific gravity. The free gold can vary from 17 to 19.3 in specific gravity terms, depending on the alloy mix, which is usually silver, but can be copper, lead, sulfur, tellurium, antimony, or mercury.
Crandon Mine Decision Still Years Away, Says State
Nicolet Minerals expected to be mining zinc and copper from an underground quarry in Wisconsin by now. Instead, a state review of the project is only 75 percent completed after seven years, a top state regulator said.
The Wooden Cross
"I will go to America and reap my fortune, and when I come back to this God-forsaken town, people will treat me with respect and take their hats off to me even if you don't believe what I am saying." His wife lowered her head. She had heard all of this before...
Picks & Pans: Mining Tungsten Ore—A Case History
In 1977, when the price of tungsten hit one of its highs, three of us formed U.S. Western Mines to look for scheelite, the mineral ore of tungsten. Union Carbide Corporation was purchasing raw tungsten ore at...
Melman on Gold & Silver
There is one last indicator that I believe may be the most important of all. That is the “Index of Leading Economic Indicators” (LEI), which is a compendium of those economic indicators that point toward future growth, and LEI has just reached historic highs, far exceeding previous peaks in 1999 and 2006.
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The Bawl Mill
• Ask the Experts — What are Washington state prospecting regulations?
• Ask The Experts — Could you please write an article explaining core samples?
• Ask The Experts — Please tell me more about the Tullock II rule.
• Prospecting on Pickering Bar
• Persistence Pays off for Cusac Gold Mines
• Internet Posting Fuels Gold Rush in Brazilian Town
• Mining Stocks—Things to Consider Before You Invest
• North Idaho Mine to Open Again in 2008
• Working Life of Troy Mine Could Be Extended
• Lucky Shot Mine and the Willow Creek Plutons
• Sampling Mineral Deposits
• Swiss Mining Company Demands Compensation From Bolivia
• Canadian Mint to Unveil $1 Million Coin
• Woman Gets 90 Months in Mining Fraud Case
• Looking Back
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
