Next step is to undertake further membrane separation tests
Colombia mine produced 1,922 oz gold in January.
Japanese conglomerate citing climate change for decision
BacTech's bioleach processing technology treats historic arsenopyrite concentrates and tailings.
The mine has 3 million tonnes of inferred mineral resources.
Canadian miner is boosting plant production at Cisneros mill in Colombia.
Innovative project will be development pole for region
Company inks deal for 11.2MW solar project
Virus, water supply issues to blame
Buriticá construction "virtually complete", on track for March quarter mechanical wrap-up
Terratec recently completed a 300m deep, 4.1m diameter ventilation shaft at Buriticá
Outreach and participation helped shape project optimisation