Opening New Mines
Opening a new mine is an expensive, time-intensive process.,A recent two month strike in South Africa from September until November 2012 is an example of one of the major problems which causes an uncertain supply at one of the world's largest mines.,near future. However, reserves are large enough that companies can profitably mine for,Surface mining planning and design of open pit mining,Jan 09, 2016· Example: Palabora, South Africa The mine opened in 1964. It is a full mine-to-smelter complex. Open pit operations ended in 2002. The pit used to be the deepest and steepest in the world. The mine is now an underground block-caving operation with a 20 year mine life. Proven reserves are 225 Mt at 0.7% copper.underground mining,Small Mine Development builds and operates America’s underground mines. Our mission is to be the leader in safe, productive and innovative mining solutions. We specialize in underground, hardrock mining and look forward to advancing your project from exploration, through engineering, development, production mining, and, ultimately, closure.