Molybdenum ore is mined by block caving methods at Molycorp’s Questa Mine. AAI has provided geotechnical consulting services to the mine since 1979 as follows: Evaluation of decline rock support [...]
Endeavour Silver Mining, S.A. Endeavour’s Guanacevi mines include one principal mine (El Porvenir) and one small mine (Alex Breccia). Mining is by overhand cut-an-fill in a classic, high-grade [...]
