Garrett Electronics - trusted by real miners & prospectors!

Magazine

All Articles

Greenstone Belts in Minnesota

Greenstone is a dark greenish-black basaltic rock which, along with chloritized schist, forms belts up to 50 miles wide in northern Minnesota, in rocks of Late Archean age. Most belts are 2.6 to 2.9 billion years old.

Online access required. Please .

Add a Comment

Additional articles that might interest you...

Legislative and Regulatory Update


• Battle continues in Oregon
• Stop annexation in Southern California
• EPA ignores Supreme Court ruling with new Idaho permit
• Alaska sues Feds to restore access rights
• California dredgers await next big court date

Michigan House Votes to Give Mining Operations More Flexibility


Casperson said he is not worried about businesses subverting the language in the bill because the DEQ would still have the authority to halt the new construction if it is deemed environmentally unsound.

Ask The Experts: Should I take my claim access problems to the Desert Advisory Council?


Q: The nearest access to the claim is a half mile walk, which is tough for a lode claim.

Our Readers Say


Re: "Miner Wins Important Victory Against Forest Service" (March 2005)

Cal-Gold Closes Shop After 30 Years


“It is with great sadness that after more than 30 years in business in Pasedena, Cal-Gold will close its doors,”

2004 California State Gold Panning Championships


One hundred eighty-one gold panners flocked into the old mining town of Foresthill on Memorial Day weekend, all with the objective of proving just how good they were. This was the Wild West all over again, and the shootout at OK Corral was nothing compared to the smoke and fire these contestants put up to determine who was the best of the best—and the best were there to compete, too.

Melman on Gold & Silver


Another potential problem is the body of regulations imposed by the Paris Climate Accord that President Trump had negated but which President Biden has immediately rejoined.

Subscription Required:
The Bawl Mill   • Our Readers Say   • The Paradox Basin—Part II   • A Sleeping Giant   • Buying a Used Gold Dredge   • Looking Back   • Gold in Vermont   • Picks & Pans: Prospecting on Perry Creek   • 9th Circuit Court Hears Pilgrim Family Case   • The First Mine in America   • National Mining Hall of Fame to Induct Five   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

Free:
Legislative and Regulatory Update

Advertisements

Precious Metals Recovery plants and equipment
Fighting to keep public lands open to the public
Specializing in the processing of precious metal ores!
Watch prospecting shows on your computer right now
Free Online Sample Issue