All Articles
Using A Trommel For Placer Processing
April 2010 by Chris Ralph
The behavior of a trommel is dependent on how it is designed and set up. Important design characteristics include feed rates, screen perforation sizes, cylinder size, rotation speed and incline.
Michigan Approves Nickel, Copper Mine
Regulators gave final approval to a nickel and copper mine for the Upper Peninsula.
Mining Stock Quotes and Mineral & Metal Prices
Humble Beginnings
Right away I got a target, and it ended up being gold from a nice little bench. With only an hour left of daylight, I continued heading upstream and found five more tiny pieces of gold with my VLF…
Melman on Gold & Silver
If there is one word which seems to describe the past month on so many fronts, it is the word "dysfunctional." The tone was set when "American Beauty" won the Academy Award for "Best Movie."
Gold in Quartz
Because quartz and gold may be deposited together across a considerable range of temperatures, not all quartz veins are the same, and there are several different types of gold-quartz deposits.
Gem Discoveries Sought in North Carolina Field
The gem miner who uncovered North America’s largest emerald thinks he’s found a mother-lode of emerald-rich rock in Alexander County.
Guanajuato Silver, Mexico
For 250 years, the Guanajuato Mining District of Mexico produced 20% of the world's silver. The old colonial city of Guanajuato (pop.100,000) is wedged in a narrow canyon in the Sierra de Guanajuato, at an average elevation of 6,750 feet.
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The Bawl Mill
• Legislative and Regulatory Update
• Prospecting for Hardrock Gold - Part II
• Gold in Alaska - Part II
• Gold Prospecting in Maine - Part I
• Gold Prospecting Is For Ladies, Too
• Sage-Grouse Won't Get ESA Listing For Now
• How to Find Gold in Hot Ground With A VLF Detector
• Oregon County Tries to Interfere With Lawful Mining Operation
• Melman on Gold & Silver
• Mining Stock Quotes & Mineral and Metal Prices
