Open Pit Mining Techniques|Surface Mines|Rock or Mineral ExtractionOpen-pit mining, also known as opencast mining, open-cut mining, and strip . The steps in the walls help avert rock falls continuing down the entire face of the.what is the major step in the process of open pit and underground mining,Open Cut and Underground Mining | iMINCOThe many differences between open cut and underground mining are explained in . a large distance, the best way to mine is to use the open cut mining process. . One of the main pieces of equipment used in this room and pillar type of stope.
what is the major step in the process of open pit and underground mining