Distribution Mica in India. Category: Indian Geography On September 26, 2013 By Anil Bose. India is a major producer of Mica in the world. It is the largest producer of sheet mica. According to British Geological Survey, the world's largest deposit of mica is at Koderma district in the state of Jharkhand (India).
India officially produces about 15,000 tonnes of crude and scrap mica a year, according to the government's Bureau of Mines. It has a few hundred tonnes stockpiled.