The main sources of Emerald are India, Pakistan, Colombia, Africa, Egypt, Brazil, Afghanistan and Russia.
Emerald is also known as Panna in India and is Green in colour. Emerald is a gemstone which is very rarely found clean. An absolutely clean Emerald would either be very expensive or a fake. Emerald is used to enhance the powers of Planet Mercury (Buddha). It emits Green cosmic rays and the deficiency of Green cosmic rays creates instability in thinking capabilites and leads to poor memory or loss of memory. Also development of stomach ulcers, diarrhoea, headaches, kidney dysfunction, heart problems, high blood pressure, burns on skin, insomnia, asthma and nervous system related ailments. Wearing an Emerald calms mental agitation, improves speech and intelligence. It promotes healing of cancer and other degenerative diseases. Its influnce includes intelligence, education, speech, teaching, learning, communication, confidence, writing, trade, humour, diplomacy and commerce.