High grade limestone deposits occur in Banaskantha district. The other important producing districts are Amreli, Kachchh, Surat, Junagadh, Kheda and Panchmahals. 5. Chhattisgarh: Chhattisgarh accounts for more than nine per cent of total limestone of India posits of limestone occur in Bastar, Bilaspur, Raigarh, Raipur and Durg districts. 6.