SURFACE MINING| Surface Mining Methods| Open Pit , open cast, strip mining, Quarrying, Auger mining

SURFACE MINING| Surface Mining Methods| Open Pit mining, open cast mining, strip mining, Quarrying, Auger mining mechanical extraction methods difference between Open pit mining and open cast mining what is Strip mining what is Contour mining Area Strip mining Highwall mining quarrying dimension stones #SurfaceMining #Miningmethods #Miningchannel