All Articles
The San Juan Mountains, Colorado
September 2001 by Edgar B. Heylmun, PhD
The rugged San Juan Mountains of Colorado rise to 14,309 feet and were a barrier to overland travel for many years. Precipitation, in the form of summer thundershowers and heavy winter snow, is enough to support coniferous forests.
Feds Sue California over Sales of Public Lands
They cited concerns that the Trump administration would allow more logging, oil drilling, mining or development on some of the 46 million acres controlled by the federal government in California.
Moving the World's Largest Machine—The Bucyrus 2570W Walking Dragline
This project began in early August 2002, when approximately 12 major project forwarders were invited to bid on moving a Bucyrus Model 2570W Walking Dragline from the US to Australia.
Legislative and Regulatory Update
• Dredging bill needs your attention
• Miners take the offensive
• Cap-and-trade legislation
Understanding and Evaluating Desert Mineralization for Nuggetshooters
The primary source of many dryplacers is from the weathering of small to large hardrock sulphide ledges to yield free-gold, soluble salts and iron oxides. Placer gold, both large and small nuggets, can be found from the top inch down...
Gold Prospecting for Better or Worse: Doomed from the Start
The dredge and our gear, with us clinging on to the sides, bounced along until it got hung up on a large boulder in the middle of the river.
Geobotany: Plants Associated With Mineral Deposits
Science has shown, over the past few centuries, that there is a direct correlation between certain plants and their geophysical surroundings.
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The Bawl Mill
• A True Endangered Species
• Guest Editorial—Vertical Disintegration
• USGS Reports Increase of Imported Minerals
• A Silver Opportunity
• Gold in Virginia
• Picks & Pans: DEF Prospectors Rally Was a Huge Success
• News From GATA
• Our Nugget Shooting Adventure
• How PGMs Affect Assay Beads
• Fly Fishing the Mine Tailings/Headwaters of the Clark Fork, Montana
• Company Notes
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
