All Articles
Dry Placers in Southern Baja
June 2003 by Edgar B. Heylmun, PhD
The southern tip of Baja California is dominated by the Sierra de la Laguna, a 70-mile-long mountain range that reaches elevations of 7,095 feet. The range is also known as the Sierra de la Victoria.
The Basics of Crushing and Milling Operations
In processing gold, silver and other valuable ores, the minerals containing the values, such as metallic gold, silver-bearing sulfides or other minerals, must be freed from the surrounding host rock before those valuable minerals can be captured.
Legislative and Regulatory Update
• Babbitt Wants Another 4 Million Acres
• County Ruled Unfair in Mineral Valuations
• Public Comment Period for Clean Water Action Plan
Man's Best Friend
Adam’s condition had been deteriorating every step of the way. At times, I could only coax him ten or twenty feet before he laid down again. He refused to eat or drink. At this point, I realized we might not get out of the canyon by dark and might need help getting Adam out at all.
Ask The Experts
• How do I separate silver from lead ore?
Gold in Nevada
Over 135 million ounces of gold were produced in Nevada between 1858 and 2001, 107 million of that total being since 1965. Now, the so-called “Silver State” is the leading gold producer in the nation.
Newmont's Gold Quarry Mine
The Maggie Creek Mining District, of which the Gold Quarry Mine is a part, was first explored in the 1870s. The transcontinental railroad had recently been built through the area. Carlin, a rail stop about 7 miles south of the district...
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The Bawl Mill
• City Gives Blessing to Pogo Mine
• Underground at Yankee Jim's
• A Gold Detector Sitting in a Closet Only Finds Dust—More Detector Tips
• Gold in Tennessee
• Old Stock Certificates—Treasures or Trash?
• Payette Forest Sides With Mining Company
• Using Mineral Deposit Models
• Miners Still Waiting for Bonding Recommendations from DOI
• The Old Mine Dump
• A Practical Approach to Dowsing
• Feds Release Opinion on Planned Mine Under Montana Wilderness
• The Lengendary Lost Gold of the Headless Valley
• Looking Back
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
