Which type of leaching process convert insoluble sulphide ores into soluble sulphates?
A. cyanide leaching
B. alkali leaching
C. acid leaching
D. handpicking
Answer:C
Which type of leaching process convert insoluble sulphide ores into soluble sulphates?
A. cyanide leaching B. alkali leaching C. acid leaching D. handpicking