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Placer Gold in the Ortiz Mountains
January 2009 by Jim Rocha
New Mexico’s Ortiz Mountains rise in irregular volcanic peaks above the surrounding plains, or llano, some 30 miles northeast of Albuquerque and about 14 miles to the south of my home outside the state capital of Santa Fe.
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The Bawl Mill
February 2010
• Copenhagen—Don't ask, don't tell
• Will consider lease or trade
• By the numbers
• Copenhagen—Don't ask, don't tell
• Will consider lease or trade
• By the numbers
Detecting My Way Across Australia—Pt II
November 2010
It was round and I thought it was a dirty piece of lead shot, but after feeling the weight and giving it a spit-cleaning I knew I had one! Small as the nugget was, I felt happy and gratified for my little success
It was round and I thought it was a dirty piece of lead shot, but after feeling the weight and giving it a spit-cleaning I knew I had one! Small as the nugget was, I felt happy and gratified for my little success
Melman on Gold & Silver
March 2016
...we may now be witnessing the onset of a major turn toward a period when precious metals investments outperform conventional markets as the Dow and S&P 500 now appear to be turning toward the downside at the same time when gold and silver are showing signs of rallying.
Prospecting for Liberated Gold
November 2015
Some will doubt its value given the ultra-fine particle size… Some will become encouraged about not having to incur significant time and expense to break rock.
Some will doubt its value given the ultra-fine particle size… Some will become encouraged about not having to incur significant time and expense to break rock.
Silver’s Shine is Back
June 2007
As a precious metal, silver doesn’t have the allure of gold. As an investment, it’s not as hip as Google. But dowdy old silver is suddenly chic. Silver prices are at their highest in more than 25 years, and mining companies are riding an economic boom.
As a precious metal, silver doesn’t have the allure of gold. As an investment, it’s not as hip as Google. But dowdy old silver is suddenly chic. Silver prices are at their highest in more than 25 years, and mining companies are riding an economic boom.
The Tangential Impulse Water Wheel in California Gold Mining History—Part I
February 2004
The modern tangential impulse water wheel, a device best suited for hydroelectric power production where high water head is available, is an ingenious device born in the historic gold mining industry of California in the 19th Century.
The modern tangential impulse water wheel, a device best suited for hydroelectric power production where high water head is available, is an ingenious device born in the historic gold mining industry of California in the 19th Century.
Placer PGMs in Alaska
January 2000
The state of Alaska is huge, over twice the size of Texas, with most of the population in just a few towns. The northern third of the state is north of the Arctic Circle, and vast regions are only sparsely populated.
The state of Alaska is huge, over twice the size of Texas, with most of the population in just a few towns. The northern third of the state is north of the Arctic Circle, and vast regions are only sparsely populated.
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The Bawl Mill
• A Word From the Editor
• Reading A River: Finding The Paystreaks—Part II
• Miners Discuss Struggles at NWMA
• Ask The Experts—Where to Take Sulfide Ore for Processing
• Ask The Experts—Where Would The Most Gold Tend To Be In This Deposit?
• East Coast Dredger Heads West - Part I
• Growing Pains of the Learning Curve
• Stillwater At Half Speed
• Elko County Has Highest State Median Income
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
• Pebble Deposit Reveals Mineral Potential
