Petrochemical Studies on Hornblende-Plagioclase & Calc-Silicate Gneisses and the Associated Pegmatites in Migmatite Areas: ... http://127.0.0.1/xmlui/handle/123456789/7871 2026-04-18T00:03:10Z 2026-04-18T00:03:10Z Petrochemical Studies on Hornblende-Plagioclase & Calc-Silicate Gneisses and the Associated Pegmatites in Migmatite Areas: a New Concept of Metamorphic Facies on the Basis of Chemi Akella, Jagannadham http://127.0.0.1/xmlui/handle/123456789/7872 2017-07-17T05:18:34Z 1962-03-01T00:00:00Z Petrochemical Studies on Hornblende-Plagioclase & Calc-Silicate Gneisses and the Associated Pegmatites in Migmatite Areas: a New Concept of Metamorphic Facies on the Basis of Chemi Akella, Jagannadham 1962-03-01T00:00:00Z