The composition of mine’s ore was relatively simple, mainly containing metal minerals were: chalcopyrite, pyrite, malachite, copper blue, limonite, sphalerite, etc. The percentage of chalcopyrite in rich content sample was 45%, and in the poor content sample was about 20%, whereas the malachite and copper blue were less in sample.
The original copper grade was 7.0%; copper concentrate grade was 26.5%; copper concentrate production rate was 25.1% and copper recovery rate was 95.0%.
