Small Mining Operations
The Hughes Creek Placers, Montana
April 2013 by Rob Towner
Gold discoveries in the Montana territories sparked a frantic stampede to these bonanza destinations in the early 1860s. Hughes Creek is located in Ravalli County, which is located in western Montana, and the gold here is...
Small-Scale Processing of Hard Rock Ores
Depending on the ore and if significant sulfides are present, a hard rock miner may be able to get away with simply using a flux to digest the other minerals that may be present.
The Subsurface Suction Dredge
The problems of the submersible dredge tube are addressed by the subsurface dredge, where the enclosed sluice recovery tube is suspended from a flotation assembly...
Designing and Evaluating Placer Gold Recovery Plants
For this article, I am focusing on industrial production plants that can handle 10 cubic yards per hour or more and would be fed by a loader or other heavy equipment...
A Few Methods for Sampling Hardrock Deposits
With a little homework and a methodical approach to sampling, a prospector can determine if a deposit is worthy of more of an investment...
Hidden Value in Old Tailings
The 15 rare earth elements were discovered long after the gold rush began to wane, but demand for them only took off over the past 10 years...
Northwestern Alaska Mineral Resources
Gold and jade are actually only minor mineral resources for the Northwestern Alaska region as a whole. Modern prospecting has focused more on base metal than precious metal resources.
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The Bawl Mill
• Ask the Experts - processing plants that can extract rare earth metals
• Ask the Experts - what does MDB&M stand for?
• Ask the Experts - proper mining claim procedures
• Benefits of a Detecting Partner
• Excavator Testing Wet Placer Ground
• Hard Rock Milling: A Matter of Scale
• Paperwork Guy—A Cautionary Tale
• ICMJ Online Forum Now Available
• Detecting For Gold—Are You Up For It?
• A Trip Down the Yukon River
• Selenium, Mercury and Suction Dredging—Studies Contradict CA State Water Resources Board
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
