Mica is mainly used in the electrical and electronic industries. It can be split into very thin sheets which are tough and flexible.
Mica in India is produced in Jharkhand, Andhra Pradesh, Telanganga and Rajasthan followed by Tamil Nadu, West Bengal and Madhya Pradesh.
In Jharkhand, high quality mica is obtained in a belt extending over a distance of about 150 km, in length and about 22 km, in width in lower Hazaribagh plateau.
In Andhra Pradesh, Nellore district produces the best quality mica.
In Rajasthan, mica belt extends for about 320 kms from Jaipur to Bhilwara and around Udaipur.
Mica deposits also occur in Mysuru and Hasan districts of Karanataka, Coimbatore, Tiruchirapalli, Madurai and Kanniyakumari in Tamil Nadu, Alleppey in Kerala, Ratnagiri in Maharashtra, Purulia and Bankura in West Bengal.