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Advanced Grade Control with Multivariate Geostatistics, Blast Movement Modeling, and Optimized Dig Limits
DownloadFall 2019
Vasylchuk, Yaroslav Valentynovych
Grade control in open pit mines establishes the final destination for mined material (e.g., plant, leach pad, stockpile, waste dump, etc.). In contrast to long- and medium-term mine planning, errors at this stage of a mine operation cannot be changed in the future; correct decisions bring a...
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Fall 2023
In general, less than one billionth of the volume of a deposit is sampled before production decisions. The grades and other rock properties are estimated in the unsampled volume. The success of a mine is dependent on accurate grade control. The grade control process establishes the final planned...