The Proterozoic P-T-t Evolution of the Kemp Land Coast, East Antarctica; Constraints from Si-saturated and Si-undersaturated Metapelites

• Main Authors: Jacqueline Halpin, White, RW, Clarke, GL, Kelsey, DE
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: 2007
• Subjects: Igneous and metamorphic petrology; electron microprobe monazite dating; granulite facies; Rayner Complex; sapphirine; THERMOCALC; East Antarctica; Kemp Land; Rayner; Antarc*; Antarctica
• Online Access: https://figshare.com/articles/journal_contribution/The_Proterozoic_P-T-t_Evolution_of_the_Kemp_Land_Coast_East_Antarctica_Constraints_from_Si-saturated_and_Si-undersaturated_Metapelites/22889159

Integrated metamorphic and geochronological data place new constraints on the metamorphic evolution of a Neoproterozoic orogen in east Antarctica. Granulite-facies rocks from a 150km stretch of the Kemp Land coast reflect peak conditions involving T ≈ 870-990°C at P ≈ 74-10 kbar, with pressure...