Gravity concentration separates minerals based on differences in specific gravity. Specific gravity is the weight of the same volume of material compared to water, where the specific gravity of water equals 1. The specific gravity of gold is, so it is times as dense as water.
Title: Upgrading of Egyptian Nonsulfide Zinc Ore by Gravity Separation Techniques, Author: Co. SEP, Name: me10003_1_1_6_13, Length: 8 pages, Published: explain electro magnetic seperation process for the. This is "10Chem16 concentration of ore by gravity separation method and list and explain various methods for concentration of .