the extraction process Preparing operation and project cost estimates and production schedules, and reporting most suitable methods of ore extraction taking account of such factors as depth of overburden, and attitude safety risks associated with the phases of the project development, construction and operations Determining
the extraction process Preparing operation and project cost estimates and production schedules, and reporting most suitable methods of ore extraction taking account of such factors as depth of overburden, and attitude safety risks associated with the phases of the project development, construction and operations Determining