The patent-protected flowsheet uses the same front-end as traditional cyanidation-based processing, but where cyanidation oxidises the gold to make gold cyanide, the Cycladex process leaches gold from ...

Romania’s Prime Minister, Mihai Tudose, recently raised the prospect of reopening the country’s huge Rosia Montana goldfield. The area had been mined from Roman times until the last state-run ...

Refractory gold ores present significant challenges to conventional extraction methods. In these ores, gold is tightly encapsulated within sulphide minerals or locked by carbonaceous matter, thereby ...

Idaho DEQ requests to modify Army Corp of Engineer permits issued for the Perpetua Stibnite Gold Project Stibnite Gold Project. The Idaho Department of Environmental Quality (DEQ) filed a motion on ...

Romania’s prime minister, Mihai Tudose, recently raised the prospect of reopening the country’s huge Roșia Montană goldfield. The area had been mined from Roman times until the last state-run ...