Rajasthan Police Constable 13 May 2022 Shift 1

The deposits of this metallic mineral in Rajasthan are mainly found in the Banswara district, where it is compacted to a belt extending over a distance of 22 km from Guria to Rathimuri. Its smaller deposits are also located near the village Negadia (Rajsamand), Chhoti-Sar, Badi-Sar (Udaipur).
Identify the metallic mineral.