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...
Tiffany & Co. to Open Plant in Northern Canada
January 2003
Tiffany & Co. plans to open its first diamond cutting and sorting plant early this year in conjunction with its investment in a diamond mine in Canada’s Northwest Territories.
Tiffany & Co. plans to open its first diamond cutting and sorting plant early this year in conjunction with its investment in a diamond mine in Canada’s Northwest Territories.
Australian Gold Adventure
July 2016
I had my heart set on finding a large nugget on this trip, and it seemed to me that pounding known patches was not likely to turn up a monster. Inevitably I would spend at least half my day wandering off...
I had my heart set on finding a large nugget on this trip, and it seemed to me that pounding known patches was not likely to turn up a monster. Inevitably I would spend at least half my day wandering off...
What, Where and How for the New Prospector
September 2013
How to go about the entire process of prospecting is a big question. The answer comes down to research and preparation.
How to go about the entire process of prospecting is a big question. The answer comes down to research and preparation.
One Question, Forever Unanswered—Did He Really Find the Gold?
May 2011
This was one of those stories where you have no doubt that the person telling it believes it to be true. But was it?
This was one of those stories where you have no doubt that the person telling it believes it to be true. But was it?
Is There A Gold Shortage?
October 2008
Coin and bullion dealers confirmed in mid-August that the US Mint was refusing orders from dealers.
Coin and bullion dealers confirmed in mid-August that the US Mint was refusing orders from dealers.
Judge Gives OK to Nevada Mining Tax Initiative
April 2012
A proposed constitutional amendment to raise the cap on mining taxes can proceed as written, a state judge ruled March 14.
A proposed constitutional amendment to raise the cap on mining taxes can proceed as written, a state judge ruled March 14.
The Smell of Gold -- Part II
July 2015
While mapping, I also found rock chips in the soil that were characteristic of the same wall rock alteration that occurs adjacent to the known lodes in the greenstone belt.
While mapping, I also found rock chips in the soil that were characteristic of the same wall rock alteration that occurs adjacent to the known lodes in the greenstone belt.
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