The transport and placement of proppant within fractures is modeled in 3DEC by representing the proppant and fracturing fluid as a mixture.
Orepass design guidelines required for potentially continued mining at depth. Rock strength and stress state were validated through comparison with observed fallouts in orepasses and shafts and the optimal orientation and location of orepasses for future mining were determined.
The McArthur River mine in northern Saskatchewan is the largest single producer of uranium in the world.
Sishen mine in South Africa is one of the largest open-pit iron mines in the world.