Korba Coalfield is located between latitudes 22 0 15 ’ N and 22 0 30 ’ N and longitudes 82 0 15 ’ E and 82 0 55 ’ E. R. Venugopal, T.Sharma, V.K.Saxena, N.R.Mandre (editors), International Seminar on Mineral Processing Technology, 6–8 January 2005, Jointly organized by Indian School of Mines, Dhanbad and Indian Institute of Mineral Engineers, p. 606, Tata Mc Graw Hill Korba Coalfield covers an area of about 530 sqkm .