The Golden Triangle of Sonora, Mexico
May 2001 by Edgar B. Heylmun, PhDThe “Golden Triangle” dry placer district in Sonora, Mexico, lies some 80 to 100 miles south of the border. It is in desert terrain at elevations between 1,900 and 2,300 feet above sea level.
The potential exists for small-scale placer mining in these pits using a trommel and sluice box or other similar types of equipment.
For any foot-loose prospector betting the price of silver goes up, there’s a promising piece of public land open for location in Nevada’s challenging Esmeralda County.
Q: I have tried various leaching techniques from which I cannot get a precipitate.
For those who have the courage and resources to challenge the environmental opposition, I’d like to bring to their attention a potential new mining district in Montana that was suggested by an exploration project of The Bunker Hill Company about 30 years ago. I have no financial interest in the property or its future but feel the story should be told so that future generations might benefit from the mineral potential.
• Forest Service to revisit 228 regulations
• WOTUS Executive Order suspended
Vancouver, British Columbia, became the focus of the international mining community for five exciting days in late January as two conventions catering to the precious metals mining community were held just blocks apart from each other. And, while they both had differing emphases, each convention attracted unprecedented numbers of participants.
Residents who worked in uranium mines before 1972 may be eligible for compensation through a federal program.
The Bawl Mill • Original Sixteen to One Goes to Court—Challenges MSHA Citations Part II • Using Legal Subdivision • Placer vs. Lode Gold • Gold Tellurides: Tellurium, an Assay Impurity • Court Hears Arguments Over Rights to Shipwreck • Picks & Pans: How to Succeed in a Small Mine, A Case History: 1990-2000 • Charcoal Crucible Recipe • Discovery of the Mountain Pass REO Deposit • Romance of the Old Silver King • Record-Breaking Alaskan Nugget for Sale • Company Notes • Nevada Gold Production Up Despite Lower Prices • Gold in Guatemala • Bush Taps Utah Resident for Labor Post • Looking Back • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices • Honda Pares Down Use of Precious Metals in Autos