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.Additional articles that might interest you...
Excavator Testing Wet Placer Ground
April 2013
The excavator or backhoe has become the tool of choice for testing placer ground. These machines are the best way to explore and sample a placer deposit if the ground is not too wet or frozen and bedrock is not beyond the reach of the machine.
The excavator or backhoe has become the tool of choice for testing placer ground. These machines are the best way to explore and sample a placer deposit if the ground is not too wet or frozen and bedrock is not beyond the reach of the machine.
The Klamath Oldland
September 2004
The Klamath Mountain province includes a number of separate mountain ranges, such as the Bully Choop, Marble, Salmon, Siskiyou, Trinity Alps, and Yolla Bolly, among others. They are collectively referred to as the “Klamath Mountains” in this article.
The Klamath Mountain province includes a number of separate mountain ranges, such as the Bully Choop, Marble, Salmon, Siskiyou, Trinity Alps, and Yolla Bolly, among others. They are collectively referred to as the “Klamath Mountains” in this article.
Ask the Experts
June 2014
• Reopening closed areas
• Reopening closed areas
Enrichment of Mineral Deposits by Weathering—Part II
April 2016
While both zinc and lead deposits also are enriched by the surface weathering process, in part two we will look at the enrichment process for copper and also gold deposits, and at the interpretation of leached outcrops to figure how rich the concentrated deposits below them may be.
While both zinc and lead deposits also are enriched by the surface weathering process, in part two we will look at the enrichment process for copper and also gold deposits, and at the interpretation of leached outcrops to figure how rich the concentrated deposits below them may be.
The Bawl Mill
October 2001
Normally this spot is reserved for a little humor or diatribe about government abuse. In light of recent events, I don’t think it’s appropriate for this issue. Following are a few personal comments.
Normally this spot is reserved for a little humor or diatribe about government abuse. In light of recent events, I don’t think it’s appropriate for this issue. Following are a few personal comments.
Gold Rush Ship Uncovered in San Francisco
October 2001
Workers at a hotel construction site uncovered a Gold Rush-era ship that had been buried for decades under the streets of the city’s Financial District.
Workers at a hotel construction site uncovered a Gold Rush-era ship that had been buried for decades under the streets of the city’s Financial District.
Ask the Experts - what does MDB&M stand for?
April 2013
Q: What does MDB&M stand for?
Q: What does MDB&M stand for?
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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
