Corundum is a variety of gem stones that are available in different varieties like white, red and grey. It is found in abundance in Zimbabwe, India, Russia and many other places. Kurundam is the Tamil name for Corundum. It is used as an anti-fire agent and helps in saving lives from fire break outs. It is a September month birth stone and can help many individuals with its hardened nature and the usefulness as an abrasive. The most pure form of a Corundum is in the transparent color and when the color is added it becomes impure but does not leave its nature and characteristics.