Ruby Beneficiation Experiment By Pulsator Jig
Corundum is primarily used for high-grade grinding materials, as well as bearing materials for watches and precision machinery. Aside from the star effect, only semi-transparent or transparent corundum with vibrant colors can be used as gemstones. Red corundum is known as ruby, while other colors are collectively referred to as sapphires. Natural corundum is often […]
