Gold mineral processing - Hatch Ltd
Do they process large, low-grade deposits or look for smaller, often more complex ones in remote, often hard-to-reach locations? To complicate matters further, these ore bodies are often refractory, where the gold is locked within sulphide minerals; or double refractory, in which gold is locked within sulphide minerals and preg-robbing due to the presence of organic carbon.grade control process gold mining - greenrevolution.org.in,Grade Control and Reconciliation. Metallurgy. Metallurgical process flowsheet design. Mineral Processing.Grade Control and Reconciliation. Riske R, De Mark P, Helm S, 2010.An integrated approach to blasting at Boddington Gold Mine, Western Australia. Read moreGRADE CONTROL BLENDING AND SELECTIVITY FOR OPTIMAL,The grade control process is described below: DRILLING: Drill burden and spacing are based on the rock types present at Skorpion , e.g. 4 m x 4 m in ore and 6 m x 6 m in waste material (Figure 2). SAMPLING: Samples and drill chips are collected over intervals of 2.5m, 5m or 10m.