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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.Why Environmental Groups Prefer Kerry
President Bush signed Executive Order 13352, “Facilitation of Cooperative Conservation,” on August 26, 2004. The order instructs the departments of the Interior, Agriculture, Commerce and Defense, and the Environmental Protection Agency to carry out their activities in a manner that “takes appropriate account of and respects the interests of persons with ownership or other legally recognized interest in land and other natural resources” and to “properly accommodate” local participation.
Melman on Gold & Silver
Other economic commentators have joined in regarding the sounding of alarms. Retired Republican Congressman and presidential candidate Ron Paul feels financial markets could drop a stunning 50%...
How to Get Started as a Gold Prospector
The surging price of gold is attracting a whole new generation of prospectors who are looking to find a bit of natural gold out in the hills. It’s certainly a lot different than it was six or eight years ago when gold was stuck below $300 per ounce.
Discoloring Assay Beads
We have developed a discoloring procedure, that makes parting unnecessary in many cases. Our discoloring solution contains sulfur, an element that tarnishes high silver content beads quite rapidly.
Critical Minerals: Tungsten
Because tungsten minerals are heavy, exploration can be done using stream sediment samples. Prospectors looking for gold have found scheelite or wolframite in their placer concentrates, and in some cases this has led them to make important tungsten finds.
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