Copper Ore Types: Sulfides vs. Oxides | Investing News Network- uses of copper ore ,Copper Ore Types: Sulfides vs. Oxides. ... processes are used to treat copper oxide ores that are dominated by ... cementation is usually less pure than SX-EW copper. Copper ore types: Sulfides ...USE OF COPPER ORE TAILINGS - AS AN EXCELLENT ... - garphCopper ore tailing is the fine gray type sandy material and it has some acidic smell. It can damage the root of the plants by mixing heavy metal contaminants in the soil.