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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.Comments Needed On Pebble Project Draft EIS
If you do not have the time to read the entire document, I would suggest starting with the Executive Summary that begins on page 80.
Picks & Pans: Dredging on the Arkansas
I had been looking forward to this trip since last year when the annual trip had rewarded me with a ¾-pennyweight nugget.
Mining Stock Quotes and Mineral & Metal Prices
No Gravel, No Gold
It was the spring and I was planning on dredging the east bank of the Mokelumne River near the whitewater falls of Slaughter House Gulch just out of Pine Grove, California. The water was high and remained that way into July.
Legislative and Regulatory Update
• Positive bill passes House
• Anti-mining bill dies in Washington State
Legislative and Regulatory Update
• Comments needed for proposed wilderness in southern Arizona
• Miner wins in court; Forest Service appeals
• BLM directors held accountable
• CBM lawsuit may change venue
Internet Scams
It starts out innocently enough…
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The Bawl Mill
• Our Readers Say
• Progress Report on Washington State Small-Scale Regulations
• Bill to Allow Mining of Coeur d'Alene Basin
• Dredging Below the Homestake
• Looking Back
• Picks & Pans: The Glory Hole
• Enthusiastic Crowds at PDAC
• Fraser Institute Survey Results Rank Best (and Worst) Mining Locales
• Synclinal Oil
• Small-Scale Prospecting & Mining (A Little History)
• Higher Zinc Price Creates Opportunity
• Government Appeals Miner Injury Case to Supreme Court
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
