Question

What are the common methods of ore concentration?

Answer 1

Hand picking
Flotation
magnetic seperation
gravity separation
chemical seperation

Answer 2

Answer:

The concentration of an ore involves different methods depending upon the differences in physical properties of compounds or the metal present and the nature of the gangue. the common methods ot concentraion ot ore are as follows :

(1) Gravity separation or hydraulic This can be carried out by two processes as follows

• (a) Hydraulic washing by using Wilfy's washing: table method
• (b) Hydraulic classifier methods.

(2) Magnetic separation

(3) Froth floatation process. Leaching.

The method depends upon the nature of ore.