Open pit mining definition
Open pit mining means the process of mining an ore body from the surface in progressively deeper steps. Sufficient waste rock adjacent to the ore body is removed to maintain mining access and to maintain the stability of the resulting pit.
Open pit mining means the mining or recovery of
Open pit mining means the extraction of ore, sub-economic mine rock, and Waste Rock, except Type 1a Waste Rock, in the area designated as the Open Pit on Figure 4 of Updated Water Licence Application W2008L2-0004 received by the Board on October 11, 2013.
Examples of Open pit mining in a sentence
Open pit mining at the Pamour mine began in 1976 and continued until 1999.
More Definitions of Open pit mining
Open pit mining means an excavation for removing minerals which is open to the surface.