Large Scale Mining
Proposed Nebraska Mine Has Sizeable Deposit of Rare Elements
June 2022 by Associated Press
… the latest analysis shows the amount of rare earth elements present ... is the second largest deposit in the United States.
The ABCs of XRF
Fast forward to present day and the XRF has come of age. Pull the trigger on the hand-held device and you get a nearly instant assay of the surface of a rock.
Obama Administration Moves to Block Mining Near Yellowstone
Republicans and industry representatives have criticized the administration’s eleventh-hour actions to limit development and promised to seek their reversal once Obama leaves office.
Traders At JPMorgan Chase Indicted For Rigging Metal Prices
…the men sought to “inject false and misleading information about the genuine supply and demand for precious metals futures contracts into the markets, and to deceive other participants”…
The Mysterious Telluride Minerals
…let’s dive in and take a closer look at these rich gold and silver-bearing minerals to find out what they are, where they form, and how to identify them.
The Snapshot
Once all the numbers from all the samples and water tests are compiled, a snapshot of the performance of each tank in the process circuit can be seen side-by-side.
The Basics of Crushing and Milling Operations
In processing gold, silver and other valuable ores, the minerals containing the values, such as metallic gold, silver-bearing sulfides or other minerals, must be freed from the surrounding host rock before those valuable minerals can be captured.
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...
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The Bawl Mill
• Why The Paper Change?
• Ask The Experts - When do I use detector discrimination?
• Ask The Experts - Is gold found in limestone?
• Ask The Experts - Can pyrite crystals be the same color as gold?
• How to Use BLM’s New Mineral and Land Records System
• A Short But Productive Hunt
• Blast from the Past: Jeff Casserly Tells His Own Story
• Old Dog(Fighter), New Trick
• Talking Metal Detectors with Brent Weaver of Garrett
• Strategies for Detecting Heavily Pounded Areas—Part III
• EPA Recommends Against Reissuing Permit for PolyMet Mine
• The Highs and Hazards of Desert Prospecting
• Just Feel The Heft of It
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
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Introducing ICMJ’s New Owners: Josh and Sherrie Reinke
• Legislative and Regulatory Update
• PLP Update
