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Amphibolites and Abukuma-type low-grade and low-pressure meta-sedimentary rocks (MSR) host mineralised rare metal (Nb–Ta, Be and Li)- and Sn-bearing granite pegmatites and their parental, fertile S-type granites in the Bastar–Malkangiri Pegmatite Belt (BMPB) in the SE part of the Bastar craton in parts of Chhattisgarh and Odisha, India. Amphibolites, based on their field relationship (as sills in...
The late Proterozoic granitoids at Kullampatti are of A-type and comprise three phases: (1) barren phase I (granite-adamellite), (2) fertile phase II (trondjhemite) and (3) rarely-mineralized phase III (pegmatitic granite). They were emplaced within the Archean cratonic granulite terrane of southern India, close to the Moyar-Bhavani-Attur shear zone, and form a consanguinous association with the Suriyamalai...
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