Friday 26 October 2012

Mining

Mining is the extraction of valuable minerals or other geological materials from the earth, from an orebody, lode, vein, (coal) seam or reef, which forms the mineralized horizon and package of economic interest to the miner.
To gain access to the mineralised package withinthe lease area (aka Mining Rights Lease) it is often necessary to mine through(to create access, shafts, addits, ramps) or remove to the side waste materialwhich is not of immediate interest to the miner. The total movement of ore andwaste, which also includes the removal of soil in some cases, is referred to asthe mining process. Depending on the nature, attitude, and grade of theorebody, it is often the case that more waste than ore is mined during thecourse of the life of a mine