All Articles
Alluvial Fans
April 2002 by Edgar B. Heylmun, PhD
Alluvial fans are essentially dry land “deltas” which can be found in all climates. However, they are best developed in arid and semi-arid regions, where they may be many square miles in area. They are built up by outpourings of silt, sand, and gravel caused by seasonal run-off, as well as by boulders and cobbles carried by flash floods.Additional articles that might interest you...
From the Editor
January 2013
The past year was an extremely busy one here at ICMJ’s Prospecting and Mining Journal.
The past year was an extremely busy one here at ICMJ’s Prospecting and Mining Journal.
Melman on Gold & Silver
January 2001
One of the consequences of the weakening economy and the sharp declines in NASDAQ securities was a sudden weakening of the US Dollar (see chart of D-Mark). As investors began to pull their funds out of the US and return the funds to their native lands, this resulted in sales of the dollar, reducing it in value.
One of the consequences of the weakening economy and the sharp declines in NASDAQ securities was a sudden weakening of the US Dollar (see chart of D-Mark). As investors began to pull their funds out of the US and return the funds to their native lands, this resulted in sales of the dollar, reducing it in value.
Mining Stock Quotes and Mineral & Metal Prices
November 2003
How to Prospect for Silver Field Tests You Can Use to Detect the Hidden Metal
May 2006
Don’t bother eyeballing that rock for silver! Even if it’s high grade you’ll not see the familiar dime or quarter coin color. Native silver is almost as rare as brass ore. Well, if it’s so hard to find, is silver worth looking for? You bet! Just check the latest prices—and they may go higher.
Don’t bother eyeballing that rock for silver! Even if it’s high grade you’ll not see the familiar dime or quarter coin color. Native silver is almost as rare as brass ore. Well, if it’s so hard to find, is silver worth looking for? You bet! Just check the latest prices—and they may go higher.
In Pursuit of Gold & Silver in the Sierra Madres—The Plan
September 2007
In my travels, and my experience with gravity tables, one thing has implanted itself in my mind. What about the tails?
In my travels, and my experience with gravity tables, one thing has implanted itself in my mind. What about the tails?
Ask the Experts
June 2014
• How many parts per million make a project viable?
• How many parts per million make a project viable?
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