[HTML][HTML] Secular change and the onset of plate tectonics on Earth

RM Palin, M Santosh, W Cao, SS Li… - Earth-Science …, 2020 - Elsevier
The Earth as a planetary system has experienced significant change since its formation c.
4.54 Gyr ago. Some of these changes have been gradual, such as secular cooling of the …

Mechanisms to generate ultrahigh-temperature metamorphism

S Jiao, M Brown, RN Mitchell, P Chowdhury… - Nature Reviews Earth & …, 2023 - nature.com
Ultrahigh-temperature (UHT; T max≥ 900° C) metamorphism requires unusually high heat
in continental crust at depths of 15–55 km, but how such extreme thermal conditions are …

[HTML][HTML] On ultrahigh temperature crustal metamorphism: Phase equilibria, trace element thermometry, bulk composition, heat sources, timescales and tectonic …

DE Kelsey, M Hand - Geoscience Frontiers, 2015 - Elsevier
Ultrahigh temperature (UHT) metamorphism is the most thermally extreme form of regional
crustal metamorphism, with temperatures exceeding 900° C. UHT crustal metamorphism is …

A matter of time: the importance of the duration of UHT metamorphism

SL Harley - Journal of Mineralogical and Petrological Sciences, 2016 - jstage.jst.go.jp
The duration of granulite (G) and ultra–high temperature (UHT) conditions in regional
metamorphism is critical to arguments regarding the tectonic settings of granulites and their …

[HTML][HTML] Extreme metamorphism and metamorphic facies series at convergent plate boundaries: Implications for supercontinent dynamics

YF Zheng, RX Chen - Geosphere, 2021 - pubs.geoscienceworld.org
Crustal metamorphism under extreme pressure-temperature conditions produces
characteristic ultrahigh-pressure (UHP) and ultrahigh-temperature (UHT) mineral …

Time's arrow, time's cycle: Granulite metamorphism and geodynamics

M Brown, T Johnson - Mineralogical Magazine, 2019 - cambridge.org
Although the thermal evolution of the mantle before c. 3.0 Ga remains unclear, since c. 3.0
Ga secular cooling has dominated over heat production—this is time's arrow. By contrast …

The burning heart—The Proterozoic geology and geological evolution of the west Musgrave Region, central Australia

HM Howard, RH Smithies, CL Kirkland, DE Kelsey… - Gondwana …, 2015 - Elsevier
Abstract The Musgrave Province is one of the most geodynamically significant of Australia's
Proterozoic orogenic belts, lying at the intersection of the continent's three cratonic elements …

Geodynamic modeling of lithospheric removal and surface deformation: Application to intraplate uplift in Central Mongolia

MJ Comeau, C Stein, M Becken… - Journal of Geophysical …, 2021 - Wiley Online Library
Intraplate surface deformation is enigmatic and the underlying mechanisms responsible are
not fully understood. We use thermo‐mechanical numerical modeling to explore the …

Precambrian ultra-hot orogenic factory: Making and reworking of continental crust

AL Perchuk, OG Safonov, CA Smit, DD van Reenen… - Tectonophysics, 2018 - Elsevier
Mechanisms of Precambrian orogeny and their contribution to the origin of ultrahigh
temperature granulites, granite-greenstone terranes and net crustal growth remain …

Multi-stage metamorphism in the Rayner–Eastern Ghats Terrane: P–T–t constraints from the northern Prince Charles Mountains, east Antarctica

LJ Morrissey, M Hand, DE Kelsey - Precambrian Research, 2015 - Elsevier
Metapelitic rocks from the northern Prince Charles Mountains in the Rayner Complex in east
Antarctica record evidence for a protracted metamorphic history during the late …