All Articles
Greenstone Belts in Minnesota
August 2005 by Edgar B. Heylmun, PhD
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.Additional articles that might interest you...
Mining Claims: Breaking All The Commandments
March 2019
So, I took the plunge. I decided on the maximum I would pay for the claim, then placed my bid. A day later I received a congratulations e-mail that I was the high bidder, and oh, by the way, send us your money.
Guest Editorial—Exploiting Tragedy
November 2001
While the world is focused on the war on terrorism, rumors persist that sinister forces inside the beltway are looking for ways to attach a train-load of pork to an emergency appropriations bill.
While the world is focused on the war on terrorism, rumors persist that sinister forces inside the beltway are looking for ways to attach a train-load of pork to an emergency appropriations bill.
Gold in the Slate Creek Basin
September 2011
In some areas these channels were thousands of feet wide, and just figuring out where you are in some of these diggings is a challenge.
In some areas these channels were thousands of feet wide, and just figuring out where you are in some of these diggings is a challenge.
Oregon Miners File for Summary Judgment
January 2016
On November 30, 2015, the Galice Mining District (with the support of the Waldo Mining District), along with several Oregon mining associations and individuals, filed a Motion for Summary Judgment against the State of Oregon and SB 838...
On November 30, 2015, the Galice Mining District (with the support of the Waldo Mining District), along with several Oregon mining associations and individuals, filed a Motion for Summary Judgment against the State of Oregon and SB 838...
Gold Refining In The Ancient World
March 2015
One thing that stood out for me is that Agricola was very specific about the type of metal or wood in the implements and vessels that were to be used.
The Plumas Eureka District
October 2006
During any great gold rush, tales of fantastic finds abound—some are real and some are not. In the mother lode country of California, in the fall of 1850, there were a lot of fantastic finds and probably the wildest tale of that time was the story of a lake surrounded...
During any great gold rush, tales of fantastic finds abound—some are real and some are not. In the mother lode country of California, in the fall of 1850, there were a lot of fantastic finds and probably the wildest tale of that time was the story of a lake surrounded...
A Hairsbreadth from Death
October 1999
Few countries in the world can claim as lengthy a mining legacy as the Cornish of southwest England. Cornwall, a county situated at the farthest tip of the country at the edge of the Atlantic ocean, has been mined for tin deposits since the Bronze Age, 2100-1500 BC.
Few countries in the world can claim as lengthy a mining legacy as the Cornish of southwest England. Cornwall, a county situated at the farthest tip of the country at the edge of the Atlantic ocean, has been mined for tin deposits since the Bronze Age, 2100-1500 BC.
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The Bawl Mill
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• 9th Circuit Court Hears Pilgrim Family Case
• The First Mine in America
• National Mining Hall of Fame to Induct Five
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