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Precious Metals in the Patagonia Mountains
August 2003 by Edgar B. Heylmun, PhD
The Patagonia Mountains are a small but rugged mountain range that adjoins the Mexican border some 9 to 16 miles east of the border town of Nogales. The range trends northerly for 14 miles and is about 10 miles wide, reaching an elevation...
Reading A River: Finding The Paystreaks—Part I
How to read a river to find gold: The exact point where you choose to dig for gold makes a big difference because the placer gold deposits formed in rivers and streams are anything but uniform—some parts are rich in gold...
The Keystone Gold-Copper District, Medicine Bow Mountains, Southeastern Wyoming
The Keystone district includes a group of mineralized shear zones and veins that are associated with the Keystone Quartz Diorite in the Medicine Bow Mountains of southwestern Wyoming. Gold production from this district is unknown, although some estimates suggest that 7,500 to more than 12,000 ounces were produced.
Picks & Pans: Detecting Micro-Nuggets
Any detector specifically designed to respond to small gold will do. The best ones are the lightest ones with the smallest coils.
Desert Drywashing
I thought I’d try something totally different—a large area of small material tailings. After about an hour of digging and test panning we both had more gold than all the other digs combined.
Cripple Creek, Colorado
The historic mining town of Cripple Creek (population 600) is 43 miles, by paved highway, west of Colorado Springs, almost two miles high in the Colorado Rockies.
In Pursuit of Gold and Silver in the Sierra Madres
We have concessions high in the Occidental mountains to the west, while down near our pueblo we have begun construction of a mill to process the ore we will soon be mining. As I look around, our new shop with its adjoining wings...
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The Bawl Mill
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• Over the Divide
• Idaho-Maryland Mine—History Restarted
• Montana Candidate Sees Natural Resources as Path to Recovery
• Judge Rules Against Oregon Miners—Battle Continues
• Lake County "Diamonds"—Renewed Value for an Old Favorite
• Moving the World's Largest Machine—The Bucyrus 2570W Walking Dragline
• Mother Lode Gold, California
• News From the Pacific Legal Foundation
• Melman on Gold & Silver
• Maine to Create Mineral Park
• Mining Stock Quotes and Mineral & Metal Prices
