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Work Begins At Rock Creek Mine

Work has begun on several buildings at the site of a proposed copper and silver mine that if approved would tunnel beneath Montana’s Cabinet Mountains Wilderness.

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Ask The Experts — Please tell me more about the Tullock II rule.


Q: I read in the April 2006 ICMJ’s Prospecting and Mining Journal about the Tulloch II rule. I have not read anything on or about it since. Is there any more written about it? I would appreciate anything you could tell me.

One Potato, Two Potato...


Normally the detector he was using would sound off with a definitive high-to-low tone when passed over a piece of gold, which distinguished the gold from the many high iron content "hot rocks," but this one was different...

The Investigation


Six sticks of dynamite had been found in the glove compartment of an abandoned car back in 1972. This started an investigation by every level of law enforcement, including the federal government, in the Silver City, New Mexico area.

Reminder: Annual Claim Filings and Fees Due


Mining claimants who wish to retain their mining claims on Bureau of Land Management and Forest Service lands through the 2022 assessment year must pay a maintenance fee or file a maintenance fee waiver certificate on or before September 1, 2021, to prevent forfeiture.

Ask The Experts


What are these rocks?

Prospecting Homonyms


Three homonyms come to mind when I think of gemstones, gold and vegetables: carrot, carat and karat. Let’s look at carrot first.

Please note:


Due to technical difficulties, the online version of the February 2003 issue of ICMJ is currently unavailable.  Please know we are working on this and will get the February issue uploaded as soon as possible.  In the meantime, please enjoy the other issues of 2003!  Thank you for your understanding!  ICMJ

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The Bawl Mill   • The Lost Silver Triangle of the Sierra Madre—Conclusion: Tayopa, Guaynopa, and Guaynopita   • The Greenwood Gold Project   • Miners Go To Work In Washington   • How To Locate Diamonds   • Natural Crystalline Gold   • The Vore Mine   • Tools of the Modern Prospector: The GPS   • Whitehall Mine Foregoing Closure   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices   • The National Mining Hall of Fame to Induct Four   • Looking Back

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