Gold recovery from carbonaceous ores represents a significant challenge in mineral processing due to the inherent presence ... Ore characterised by high levels of both sulfide and carbonaceous ...

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 ...

Freegold Ventures (TSX: FVL; OTCQX: FGOVF) shared results from its ongoing metallurgical test work. Studies demonstrated that all three methods tested—BIOX, POX, […] ...

The corresponding cleaner tail was another 7.4% of the feed weight, assayed 40.6 g/t Au, 898 g/t Ag and 16.04% sulphide sulphur and represented additional recoveries of 46.5% gold, 31.5% silver ...

Cyanidation of sulfide concentrate re-ground to P 80 at 29 µm and 16 µm returned gold recoveries of 62.0% and 82.9% respectively. Overall, an average gold recovery of 84.8% was achieved after a 48 ...

Summary of Gold Recovery using POX, Pressure oxidation (POX) treatment of sulphide rougher concentrate, as well as a cleaner concentrate, with lower mass and only marginally lower gold deportment, has ...

As global shortages loom, the mining industry is turning to innovative technology to find ways to extract more copper more ...

All three methods tested: BIOX®, POX, and the Albion Process™ yield over 90% gold recovery; Further work to enhance sulphide recoveries through oxidation, as well as gravity, flotation and CIL ...

Flotation testing conducted on material with a P 80 grind size of 83 μm achieved a gold recovery of 89.5%. Cyanidation (‘CN’) testing done on flotation tailings material yielded a maximum gold ...

TORONTO, Dec. 19, 2024 (GLOBE NEWSWIRE) -- Wallbridge Mining Company Limited (TSX:WM, OTCQB:WLBMF) (“Wallbridge” or the “Company”) today reports the results of its 2024 metallurgical testing program ...

TORONTO, Dec. 19, 2024 (GLOBE NEWSWIRE) -- Wallbridge Mining Company Limited (TSX:WM, OTCQB:WLBMF) ("Wallbridge” or the "Company”) today reports the results of its 2024 metallurgical testing program ...

Overall, an average gold recovery of 84.8% was achieved after a 48 hour processing cycle involving a combination of gravity recovery, sulfide flotation, regrind of sulfide concentrate to P 80 at ...