Project-specific metallurgical test work for metal recovery is at a very preliminary stage at El Dorado Monserrat. Six ...

Historic production was 29,400 tonnes for 20,178 ounces at a recovered grade of 21.7g/t gold, using gravity and cyanidation ...

Improved recovery rates and the commissioning of SART (sulfidation, acidification, recycling, and thickening) zinc process technology at the gold cyanidation plant, which enables the production of ...

A 100 tonne per day processing plant with a vat-leach cyanidation and Merrill Crowe circuit was in operation in 1989-1990. The basic infrastructure is sound, but some equipment will need replacement.

Following a review of the results, the testwork indicates that a gravity recovery circuit and conventional cyanidation is a viable treatment option as a way of recovering the gold from Blue ...

Following a review of the results, the testwork indicates that a gravity recovery circuit and conventional cyanidation is a viable treatment option as a way of recovering the gold from Blue ...

St Barbara is advancing as “quickly as possible” to bring forward production from the Simberi sulphides expansion.

Highlights: The Agreement, ElPotreroislocatedintheprolificSierraMadreOccidentalofwesternMexicoandlieswithin35kilometresoffouroperatingmines,including the 4,000tonnesperday Ciénega Mine,the 1,000 tpd ...