The Bingham Canyon Copper Mine
October 2010 by Alan J. ChenworthWhile the current mine plans forecast an end of mining in about 2019, Bingham Canyons’ future remains bright. Company officials are looking at an expansion that, if approved, will extend the mine life until about 2036.
• Oregon proposed withdrawal
After removing about six inches of dirt and cobbles, the sound was a bit more recognizable. I was now confident that there was a definite target and not just a ground noise.
The whole purpose of sampling mineralized ground is to measure the values in a small volume of material that would be representative of a much larger volume of similar material. The key word is representative. Chemical and fire assaying will not accurately represent placer deposits by themselves.
A second copper mine is opening in Utah with prices for the metal at their highest in a decade.
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Gold—a very elusive, heavy, yellow, metallic element—is coveted by man and not easily given up by Mother Nature. This is a story of a group of friends—old, new, and some I hadn’t met before this trip. We embarked on a journey in search of that yellow metal.
The Bawl Mill • Nevada Claim Holders Form Coalition • Legislative and Regulatory Update • How to Handle Claim Jumping • Prospecting My Way Across Australia Pt I • Recreational Mining in the Cache Creek Mining District, Alaska • California and US Gold Panning Championships • Drywashing and Detecting for Gold • Melman on Gold & Silver