STRUCTURAL AND CHEMICAL UPSHOTS WITH PROGRADING COAL RANK: A PERSPICACITY FROM SPECTRAL PROBES
ADSUL, Tushar1, GHOSH, Santanu1, BHATTACHARYYA, Sudip2, KONAR, Ritam2 and VARMA, Atul Kumar1, (1)Coal Geology and Organic Petrology Laboratory, Department of Applied Geology, Indian Institute of Technology (Indian School of Mines), Police Line Road, Hirapur, Sardar Patel Nagar, Dhanbad, 826004, India, (2)Specialized Coal Petrography Laboratory, Natural Energy Resources, Mission-II B, Geological Survey of India, DK-6 Sector-II, Salt Lake City, Kolkata, 700091, India