Mining Methods And Ore Processing In Ghana
Diamond mining methods diamond museum cape town. once exposed, the ore in the pit is broken up by blasting a single blast can break approx , tonnes of ore once the ore is broken, excavators load the ore into haul trucks and transport it to a primary ore crusher where the diamond extracting process begins the kimberley big hole is an example of openpit.Ernest henry is an underground mining operation employing sub-level caving ore extraction method. there is also an . underground primary crusher and ore handling system. ore is brought to surface via a 1,000m hoisting shaft with a hoisting capacity in excess of 6mt ore p.a. the operation also has an effective and sophisticated above and below.