Hemrom, Astha Spriha2025-06-232025-06-232025-05http://hdl.handle.net/123456789/4464enXRF methodHarker diagramsCGGC lithologicalDISTDS2142AGPPetrographic, mineralogical, and geochemical study of the mafic rocks of the Chotanagpur gneissic complex from selected localities around MaithonThesis