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.
Blast from the Past—The Source of Gold Mines Cranks up for Business Men
There is no headframe, no dark tunnels, no ore cars and no visible gold but Sonora Mining Corp. is mining the precious yellow metal...
Silver Boom Prompts Idaho Mine Expansion
The Lucky Friday is already one of North America’s deepest hard-rock mines. Now, the 62-year-old mine is about to get much deeper.
Critical Minerals: Titanium—Part II
There are both hard rock and beach sand types of titanium deposits, but the hard rock deposits need to be at least 10 percent titanium while the beach sands often are economic with only two or three percent titanium.
BLM Wants to Withdraw South Pass Public Land
The Bureau of Land Management is proposing to close off nearly 5,000 acres of public land on South Pass for the next two years while a plan is developed for designating portions of Sweetwater River as wild and scenic.
Ask the Experts
How do I set up a small placer operation?
The Art of Finding Coarse Gold Part I—The Geology of Coarse Gold Formation
Recovering large, coarse gold nuggets is a very exciting experience, and the quest for large gold is often the “holy grail” of the independent prospector, no matter which type of equipment is used. Hefty, good-sized gold nuggets are...
The Importance of Prepping you Gold Detecting Spots
If you want to get better gold you will need to put your detector down for a while .
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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
