Gold recovery from carbonaceous ores presents unique challenges due to the presence of carbonaceous matter that can absorb gold during the extraction process, a phenomenon known as "preg-robbing." ...
The ore sorter at Vertex’s Hill End gold plant is now being commissioned Vertex is using Tomra’s ore sorting technology with technicians at site this week First production and sales slated for ...
Calcination has been widely employed. However, it has a high energy cost and environmental issues due to the release of toxic gases containing arsenic. In the treatment of refractory gold ores ...
Concerns over Chinese growth weighed on bulk commodities like iron ore and coal ... The standout performer was gold, which surged 30%, driven by geopolitical tensions and robust central bank ...