Ore and other resources can then be brought up to the surface for processing, while waste rock can be removed for disposal. There are various types of underground mining that are categorized based on ...

McClean Lake (Image: Orano) SABRE is a non-entry, surface-based mining method that uses a high-pressure water jet placed at the bottom of a drill hole to excavate a mining cavity. The cuttings from ...

McClean Lake (Image: Denison) The companies intend to begin mining at the McClean North deposit ... The cuttings from the excavation process are then air lifted to the surface, separated and ...