Age of younger tonalitic magmatism and granulitic metamorphism in the South Indian transition zone (Krishnagiri area); comparison with older Peninsular gneisses from the Gorur–Hassan area

J. Peucat, J.; Mahabaleswar, B.; Jayananda, M.

doi:10.1111/j.1525-1314.1993.tb00197.x

Public

Age of younger tonalitic magmatism and granulitic metamorphism in the South Indian transition zone (Krishnagiri area); comparison with older Peninsular gneisses from the Gorur–Hassan area

Published in Journal of Metamorphic Geology • Nov 1, 1993

Authors:

J. J. Peucat

B. Mahabaleswar

M. Jayananda

Abstract

Abstract A major episode of continental crust formation, associated with granulite facies metamorphism, occurred at 2.55–2.51 Ga and was related to accretional processes of juvenile crust. Dating of tonalitic–trondhjemitic, granitic gneisses and charnockites from the Krishnagiri area of South India ...

Subject

Geology

Granulite

Geochemistry

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