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New Mine from Century-Old Gold-Silver Bonanza
September 2006 by Steve Wilson
It has been a ten-year project to make a new mine from the abandoned 100-year-old mine deep in the Sierra Madre at Dolores, Chihuahua, but the perseverance of Minefinders Corp. is soon to pay off. Once worked by the Mexicans, then...
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Silver at Calico, California
April 2001
Silver was discovered in the mountains as early as 1875, but the first “official” discovery was in 1881.
Silver was discovered in the mountains as early as 1875, but the first “official” discovery was in 1881.
The Basics of Geophysical Exploration
February 2012
In developing a mineral property or mining claims, one of the first goals is to identify and quantify valuable deposits. The classic method of doing this is by drilling holes into the ground to sample what is below the surface. The problem is that one or two holes usually are not going to tell you a whole lot...
In developing a mineral property or mining claims, one of the first goals is to identify and quantify valuable deposits. The classic method of doing this is by drilling holes into the ground to sample what is below the surface. The problem is that one or two holes usually are not going to tell you a whole lot...
Trout Thriving In Treated Mine Water
March 2006
West Virginia University water scientists have found that rainbow trout can survive in previously polluted waters.
West Virginia University water scientists have found that rainbow trout can survive in previously polluted waters.
The Yukon-Klondike Goldfields—Part I
September 2006
There has been more written on the Klondike Gold Rush than any rush in the history of the world. Some highlights have been written below, a mere grain of sand of information to glean. The price of gold during the 1890s averaged $20.67 per ounce.
There has been more written on the Klondike Gold Rush than any rush in the history of the world. Some highlights have been written below, a mere grain of sand of information to glean. The price of gold during the 1890s averaged $20.67 per ounce.
Golden Age of Gold Dredges
June 2002
Over one hundred years ago, gold mining in California saw a radically new method tried out in the major rivers of the Central Valley. Large gold dredges floated lazily but noisily on the waters, bringing up the rich gravel from deep below. With none of today’s environmental restrictions on such methods, the landscape was reworked into a maze of patterns along the rivers.
Over one hundred years ago, gold mining in California saw a radically new method tried out in the major rivers of the Central Valley. Large gold dredges floated lazily but noisily on the waters, bringing up the rich gravel from deep below. With none of today’s environmental restrictions on such methods, the landscape was reworked into a maze of patterns along the rivers.
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• The Yukon-Klondike Goldfields—Part I
• Solar Powered Placer Equipment
• The Treasure Detective—Part III
• Countries Want More Concessions From Miners
• New Interim Rules For Washington Miners
• Detecting for Possible Mid-Range Eluvial Gold
• Melman on Gold & Silver
