Effectiveness acidic pre cleaning for copper gold ore SciELO
For direct cyanidation of the ore without pre treatment, copper extraction by cyanide . Cyanide consumption decreased by about 2.5 times and gold recovery .. For the measurements, used were the internal standard conditions of quartz and.
16 Jul 2015 . BarrickNewmont JV's Turquoise Ridge underground gold mine complex . cost per unit weight of extracted metal making high grade ore deposits a . The mine is currently focused on the Osinovaya vein a huge quartz vein,.