Getting Your Float Circuit Layout Right
November 2004 by Andrew OkelyCommissioning is going well; ramp-up targets are all being met and the General Manager is happy. You arrive at the plant in the morning and start reviewing the night shift logs. What you discover is the night shift had to reduce feed to the mills...
The Baja Gold Rush of 1889
Small amounts of placer gold can be found in many parts of Baja California, Mexico. The 700 mile long peninsula is mostly a desert region with many strange and unusual plants. There is also a central mountainous spine that is forested and reaches elevations as high as 10,155 feet.
Hunches, Choices and Guesses
When you approach a location, even if you've been there before, you should consider all the factors and conditions present at the site. This includes both natural and man-made factors.
Government Says New Mine Will Benefit Bears
Grizzly bears stand to benefit if a copper and silver mine is developed beneath Montana’s Cabinet Mountains Wilderness, the US Fish and Wildlife Service said in a rewritten opinion.
The ESA has become an unwieldy beast that was hijacked by government agencies run amok, and by extreme environmental groups who saw it as a way to lock up public lands and to generate income through exaggerated claims and continuous lawsuits.
Ask the Experts
Is Burkina Faso safe for prospecting?
What Is Your Grade?
After paying for the mine fleet, mill capital, supplies, fuel, power and labor, at today’s metal prices, does this mine make a profit?
The Bawl Mill • Editorial: Montana's Controversial Rock Creek Mine • First Load of Concentrate Leaves Reopened Ruth Mine • Uranium Industry Enjoys Rebound as Prices Nearly Triple • BLM Warning About Purchase of Mining Claims on the Internet • Determining the Amount of Gold in a Quartz Specimen • Placer PGMs in Coon Creek, California • Pick Up Austria's New Coin—If You Can Lift It • New Prospecting Guides Available Online • Police Extend Detention of Newmont Executives • Picks & Pans—Drywashing and Detecting in Southern California • Over The Divide—Merwin (Merv) H. Hemp • The Boludo Placers, Sonora • The Golden Highway—Placer County • Northwest Miners Rally a Success • Mine Threat Just a Stunt to Criticize Land Laws • MINExpo 2004 Convention Report • Looking Back • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices