Secular evolution of continents and the Earth system

PA Cawood, P Chowdhury, JA Mulder… - Reviews of …, 2022 - Wiley Online Library
Understanding of secular evolution of the Earth system is based largely on the rock and
mineral archive preserved in the continental lithosphere. Based on the frequency and range …

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 the enigmatic mid-Proterozoic: Single-lid versus plate tectonics

NMW Roberts, J Salminen, Å Johansson… - Earth and planetary …, 2022 - Elsevier
Abstract The mid-Proterozoic (ca. 1850–850 Ma) is a peculiar period of Earth history in many
respects: ophiolites and passive margins of this age are rare, whereas anorthosite and A …

The petrologic and petrochronologic record of progressive vs polyphase deformation: Opening the analytical toolbox

S Oriolo, B Schulz, M Hueck, P Oyhantcabal… - Earth-Science …, 2022 - Elsevier
The concepts of progressive and polyphase deformation have been widely applied by
structural geologists to explain complexly deformed rocks, particularly for ductile conditions …

The Southern Granulite Terrane, India: The saga of over 2 billion years of Earth's history

M Talukdar, T Sarkar, P Sengupta… - Earth-Science …, 2022 - Elsevier
Lying to the south of the Dharwar Craton, the expansive granulite massif, known as the
Granulite Terrane of South India, preserves protracted history of the earth from ca. 3400–500 …

Surface evolution during the mid-Proterozoic stalled by mantle warming under Columbia–Rodinia

Y Zou, RN Mitchell, X Chu, M Brown, J Jiang… - Earth and planetary …, 2023 - Elsevier
The thermal state of the mantle impacts lithospheric dynamics and Earth's surface evolution.
Geodynamic simulations predict that aggregated continents may act as an effective thermal …

Is plate tectonics a post-Archean phenomenon? A petrological perspective

M Brown, JA Pearce, TE Johnson - Journal of the Geological …, 2024 - lyellcollection.org
The petrogenesis of contemporary igneous and metamorphic rocks is commonly explained
by plate tectonics, but how far back in time does this relationship hold? Here we investigate …

Older orogens cooled slower: new constraints on Orosirian tectonics from garnet diffusion modeling of metamorphic timescales, Jiaobei terrain, North China Craton

Y Zou, Q Li, X Chu, M Zhai, RN Mitchell, L Zhao… - … to Mineralogy and …, 2021 - Springer
Metamorphic timescales harbor crucial information for quantifying lithospheric processes
and identifying tectonic regimes. The Orosirian Period is known for global orogenesis during …

Advantages and limitations of combined diffusion-phase equilibrium Modelling for pressure–temperature–time history of metamorphic rocks

SW Faryad, J Ježek, JAD Connolly - Journal of Petrology, 2022 - academic.oup.com
This paper presents and discusses the results of phase diagram (Perple_X) and diffusion
modelling (CZGM, or Compositional Zoning and its Modification by diffusion) to constrain the …

Some thoughts about eclogites and related rocks

M Brown - European Journal of Mineralogy, 2023 - ejm.copernicus.org
The past 40 years have been a golden age for eclogite studies, supported by an ever wider
range of instrumentation and enhanced computational capabilities, linked with ongoing …