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Gold at Ragged Top, Arizona
April 1999 by Edgar B. Heylmun, PhD
Ragged Top is a jagged mountain which rises to an elevation of 3,907 feet near the Silver Bell open-pit copper mine, some 34 airline miles northwest of downtown Tucson. It is an outlier of the Silver Bell Mountains...Ask The Experts: Small-scale drilling
Q: What is available to a small prospector? How does one prospect (drill) into the walls of an old hard rock mine to see what is 10 feet beyond...
Company Notes
• Pan American Silver Corp.
• Vista Gold Corp.
• Pacific Rim Mining Corp.
43 CFR 3809 Final Rule
I’d like to send out a big “Thank You” to all of our readers who submitted comments regarding the proposed changes to the mining regulations. While we certainly didn’t get everything we asked for, we do have...
Mineralized Faults and Contacts in the Search for Gold
Fault zones and rock contacts are important because the vast majority of gold and silver deposits, as well as those of many other metals, are formed by hot, mineralized water solutions.The Bawl Mill
• Flattening Syria like a pancake
• "Did I say that out loud?"
• Flower arrangers wilting in Louisiana
• Be careful what you wish for...
PLP Update: The Path for Legally Re-Starting Suction Gold Dredge Mining in 2021
Present conflicts and realizations having to do with dependence on China have illuminated the fact that suction dredge miners have a vital role to play and are an ignored and untapped domestic resource—until now.
Flat-Fault Gold
Gold and other valuable metals are often deposited in breccia and rubble formed by flat or gently-dipping faults. Such faults are commonly found in areas of crustal stretching caused by the movement of tectonic plates. Flat-faults are especially common in southeast California, southern Arizona, and northern Sonora, Mexico. However, they can be present anywhere that crustal stretching has occurred.
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The Bawl Mill
• Editorial—BLM 43 CFR 3809 Revision Status
• Our Readers Say
• Miner Says Mining Could Return to Boulder
• Arizona Mines and Minerals Releases New Directory
• Onerous New Mining Rules Adopted in Washington State
• U.S. Sued for Failure to Guard Rare Species
• Miner Charged in Death of Downieville Miner
• Senator Warns Against Proposal to Sell Some IMF Gold
• Dry Placers in the Kamma Mountains, Nevada
• Company Notes
• MCS Index Shows Decrease in Mining Costs
• Over the Divide
• Picks & Pans: Confessions of a Small Miner—Part II
• The Saga of Sand Mountain
• Nevada County Feeling Pain of Slumping Mining Industry
• There's Gold in Those Tailings
• Increase in Silver Demand by Photography Industry
• Melman on Gold & Silver
• Looking Back
• Mining Stock Quotes and Mineral & Metal Prices
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