An Introduction Established in the year 1989, Mine Oil Chem has written a new history in the mining fields by manufacturing superlative quality Bentonites and other minerals. We are one of the renowned manufacturers and exporters of high grade Bentonite, Ground & Coated Calcium Carbonate, Calcite, Limestone, etc. which are largely used in mines and oil wells for various purposes. Our mines are located within the radius of 30 to 100 kms. from Kandla Port and our processing facilities are located near Bhuj, Kutch district in Gujarat.