(i) Chhotanagpur plateau is called a store house of minerals as it has very high grade haematite iron ore.
(ii) The ranges of hills in Chhotanagpur have 14 deposits of super high grade haematite iron ore.
(iii) Most of the mica deposits are found on the northern edge of Chhotanagpur plateau.
(iv) Koderma–Hazaribagh belt of Jharkhand is the leading producer of Mica.