Das, S.K.; Sahoo, R.K.; Paul, A.K.; Friedrich, G.
(Journal Of The Geological Society Of India, 48(5), 1996: 583-587)
Minor amount of Mn oxides occur as veins and fracture fillings in some of the chromite are samples of D-Quarry: of South Kaliapani, Sukinda. Microscopic, XRD and EPMA studies indicate that the Mn oxide minerals are ...