(i) Silica Commonly found in sandy soil.
(ii) Limestone Gsoimonly found in M.P., Rajasthan, Andhra Pradesh.
(iii) Aluminium Oxide (Alumina/Bauxite) Found in Madhya Pradesh, Chhattisgarh and Odisha.
(iv) Fluorite Found in Nasik and Jalgaon areas of Maharashtra.
(v) Rutile, Ilmenite, Anatase Found in Kerala and Tamil Nadu.
(vi) Mica Available in Koderma and Hazaribagh areas of Jharkhand, Gaya in Bihar and in Rajasthan.
(vii) Petroleum Found in Assam, offshore Maharashtra ' and Rajasthan.