ball mill in ore dressing production line
Ore dressing silica sand - mine-equipments.com. mineral processing - wikipedia, the free encyclopedia in the field of extractive metallurgy, mineral engineering,mineral processing, also known as mineral dressing or ore dressing, is the process of separating .. areas, like china, where sand is used to separate coal from the gangue minerals. ..Ore Dressing The ore will be sorted after being crushed and the useful minerals and gangue are selected, or the various useful minerals are separated from each other, which is the main part of the beneficiation. The ore dressing methods include magnetic separation, gravity separation, froth flotation, electrification, and chemical separation.