Question

purite ores are connected by which of the following methods​

Answer 1

Explanation:

This method is used when a higher ore contains impurities with higher density. This method is used for the concentration of Sulphide ores. (Eg: Copper pyrites, iron pyrites, Galena, Zinc blende etc.) Copper is mainly extracted from copper pyrites. After the concentration of its ore by froth flotation process, the ore is roasted in a current of air to remove arsenic, antimony and much of sulphur.

Answer 2

However, pyrite is often associated with gold. The two minerals often form together, and in some deposits pyrite contains enough included