All Articles
Permafrost Tunnel Shows Cross-sections of Past
June 2000 by Associated Press
A few miles north of Fairbanks stands what looks like a shack pushed back against a hill. Behind its front door dwells a distant past when saber-toothed tigers, mastodons and even camels roamed Alaska's Interior.PLP Update
We had discovered during previous trips that some of the staff members had difficulty comprehending the specific issues related to mining, so prior to heading back to DC, we laid out the reasons for our proposed legislation...
Ask the Experts
Q: Does anyone know of an electrowinning instrument that will plate (heavy plate) rhodium and iridium? I have both in solution. (Solution content = 262.9 oz/ton of iridium; 14.9 oz/ton rhodium.)
If I have precious metals in solution in bulk, say 620 to 1,000 gallons, is there a facility to extract the precious metals out? If so, can each be isolated?
A Unique Prospecting Method
In 1948, I lived alone in the Cerrillos Mountains south of Santa Fe, New Mexico, at the Tom Payne Mine. When lead and zinc metal prices suddenly took a nosedive, our ore and concentrate shipments from the Payne to the ASARCO smelter...
The Bawl Mill
• On a personal note...
• The numbers don't lie...much
• The blame game
A Word from the Editor
I've received a few letters over the past year regarding assays and assayers. Most wanted to know how to tell the good ones from the bad. You'll find most of these questions answered by Ralph Pray in his article, "Fake Assays and Assayers," in this month's issue.
The Portable XRF Gun
While there is no metal detector that will see only gold, there is a device that can reliably distinguish gold from lead, copper, iron or other metals. It is an X-Ray fluorescence tester, sometimes called an XRF gun.
City Gives Blessing to Pogo Mine
City officials favor construction of the Pogo gold mine near their community, they said at a public comment meeting on the mine conducted by the government agencies responsible for issuing permits for the $250 million project.
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The Bawl Mill
• Our Readers Say
• Guest Editorial—Unreasonable Interpretations
• Ruling Awards Giant Nugget to Finder
• Letter to the Editor
• Traditional Adversaries Reach Agreement
• The Gold Belts of Georgia
• Company Notes
• Placer Testing with Large Samples
• Gondwana Gold Gravels
• Quick Thinking & Rescue Devices Save Two Lives
• Picks & Pans: The Discovery Gulch Diggings
• Prospector Finds Cache of Emeralds in North Carolina
• My Old Carbide Lamp
• Melman on Gold & Silver
• Hands & Pans on the South Yuba River
• Mining Stock Quotes and Mineral & Metal Prices
