High-K adakitic granite in post-Gondwana collisional stage: example for the Vengen Granite, Sør Rondane Mountains, East Antarctica

Abstract

The Vengen Granite, one of early Paleozoic granitic rocks crops out of the southern end of the Vengen ridge, the Kanino-tsume Peak at the Main Shear Zone (MSZ) of the Sør Rondane Mountains, East Antarctica. This granite is composed of medium-to fine-grained mylonitic biotite granite and cuts the MSZ and Kanino-tsume Shear Zone. The fine-grained A c c e p t e d i n J M P S P r e -p r o o f