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.
Platinum Alley—The South American Zone of Wealth and Adventure
California and Alaska have their reputation for gold mining wealth but they just don’t begin to compare with the huge wealth of gold and platinum found in the past and today in Colombia, Panama and Ecuador in western South America.
The Hill of Gold
I was amazed and surprised, and I took a moment to admire how beautiful this coarse chunk of gold was. It later weighed exactly one-half ounce.
Ask the Experts
• Sweep speed and sensitivity settings for a GPX-4500
Miners Resume Search for Platinum Near Platinum
Goodnews Bay Platinum Mine, owned by Hanson Industries in Spokane, Washington, has resurrected a 60-year-old bucketline dredge to claw the steel-gray metal from the river drainages around Red Mountain on Cape Nushagak.
The Goldfield Mining District -- Then and Now
In 1983, some of the ore yielded more than 2,500 ounces of gold within 30 feet of the surface. The shoot pinched to a narrow vein.
Prospecting for Copper Ores—Part I
Copper is one of the metals that form the backbone of our modern civilization. Copper is an essential part of every computer, cell phone, automobile and household appliance.
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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
