Occurrence of Manganese Ore Deposits and Their Mineralogy
· The host rocks of Manganese ore in Visakhapatnam Manganese Belt Vizianagram are khondalites and char nockites belonging to Dharwar Supergroup of Precambrian age which forms a part of the Eastern Ghat co[2] m plex of India Figure 3 The Kodurite Series of rocks in which Manganese ores occur also crop out at several places in this belt [3]