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Pediments
April 2005 by Edgar B. Heylmun, PhD
A pediment is a broad, gently sloping erosion surface or plain of low relief that is often found in arid and semi-arid regions at the base of a receding mountain front. The example shown is from the Palo Verde Ranch 15-minute topographic quadrangle, southwest of Tucson, Arizona. This is one of the best examples the writer has ever seen.Mining Stock Quotes and Mineral & Metal Prices
Using Geologic Maps
In order to see what geologic maps can do, we need to think about what we are looking for.
Another Gold Heist Reported at Nome
Nome had its second gold heist in as many weeks October 1st and the victims of both thefts are offering a $10,000 reward for information...
Extraction of Precious Metals Using Froth Flotation
Without this versatile group of technologies, we would be hard-pressed to produce the metals so critical to our modern way of life. The robust mining industry of today would literally not exist.
MMAC & PLP Update
May 2016PLP had been attempting to raise funds to hire a lobbyist. The excessive cost made it prohibitive, so Clark and Joe packed up their bags and headed off to make this trip themselves.
The Bawl Mill
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Benton’s Rich Silver
Prospectors looking for the next Comstock Lode tried mining for silver in the Benton Hot Springs area in California in 1862. On a ridge southeast of the town, they found what they were looking for—rich hornsilver.
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