Limestone is used in a wide range of industries. 76 percent of the country’s total consumption is used in cement industry, 16 percent in iron and steel industry and 4 percent in chemical industries. The remaining 4 percent is used by sugar, paper, fertilisers and ferro-manganese industries.
Limestone with high silica content is preferred in cement industry.
Madhya Pradesh possesses 36 percent of the total reserves. Other major producing states are Chhatisgarh, Andhra Pradesh, Gujarat, Rajasthan, Karnataka, Tamil Nadu, Maharashtra, Himachal Pradesh, Orissa, Bihar, Jharkhand, Uttarakhand and Uttar Pradesh.
The remaining part comes from Assam, Haryana, Jammu & Kashmir, Kerala, and Meghalaya. Karnataka contributes about 10 percent of the total reserves. They are found in Bijapur, Belgaum and Shimoga districts. In Andhra Pradesh the deposits are found in Visakhapatnam, Guntur, Krishna, Karimnagar and Adilabad districts.
Sundargarh district of Orissa; Rohtas district of Bihar and Palamau districts of Jharkhand also have limestone deposits.