Assaying
Assaying for ruthenium, rhodium, palladium, silver, osmium, iridium, platinum, gold is performed by fire assay. This ancient form of quantitative chemical analysis by which metals are separated and determined in ores and metallurgical products with the aid of heat and dry reagents. At present, this technique is used principally to preconcentrate the noble metals from […]
Mining technology firm creates new system to process platinum
The mineral processing plant manufacturer Appropriate Process Technologies (APT) is currently changing its strategy to target platinum miners, in Zimbabwe. The company is designing a new modular platinum gravity recovery system that can be used to process primary ores. The firm’s chief executive, Kevin Peacocke, said in a statement that: We are focusing more on designing and incorporating […]
Deaths, violence and illegalities in South African mining
A conflict between competing groups in a mine located in Johannesburg’s East Rand, South Africa, caused the death of seven illegal miners, about a week ago. Besides the fatal victims, also 12 other men got seriously injured. The local police was alerted on the past Sunday (July 28th) to a violent fight between the groups, […]