On ultrahigh-temperature crustal metamorphism

DE Kelsey - Gondwana Research, 2008 - Elsevier
Ultrahigh-temperature (UHT) metamorphism is the most thermally extreme type of crustal
metamorphism, with the crust capable of withstanding temperatures≥ 900° C. Mineral …

[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 …

Experimental determination of the fluid-absent melting relations in the pelitic system: consequences for crustal differentiation

D Vielzeuf, JR Holloway - Contributions to Mineralogy and Petrology, 1988 - Springer
In order to provide additional constraints on models for partial melting of common
metasediments, we have studied experimentally the melting of a natural metapelite under …

On the occurrence and characterization of ultrahigh-temperature crustal metamorphism

SL Harley - Geological Society, London, Special Publications, 1998 - lyellcollection.org
Ultrahigh-temperature (UHT) crustal metamorphism is a division of medium-pressure
granulite facies metamorphism where peak temperatures of 900–1100° C have been …

Refining the P–T records of UHT crustal metamorphism

SL Harley - Journal of metamorphic Geology, 2008 - Wiley Online Library
Abstract Ultra‐high‐temperature (UHT) metamorphism occurs when the continental crust is
subjected to temperatures of greater than 900° C at depths of 20–40 km. UHT …

Discovery of sapphirine-bearing Mg–Al granulites in the North China Craton: implications for Paleoproterozoic ultrahigh temperature metamorphism

M Santosh, T Tsunogae, JH Li, SJ Liu - Gondwana Research, 2007 - Elsevier
We report here for the first time the occurrence of Mg–Al granulites within the khondalite belt
of the North China Craton and provide robust evidence for extreme crustal metamorphism at …

An integrated microtextural and chemical approach to zircon geochronology: refining the Archaean history of the Napier Complex, east Antarctica

NM Kelly, SL Harley - Contributions to Mineralogy and Petrology, 2005 - Springer
Integrated textural and chemical characterisation of zircon is used to refine the U–Pb
geochronology of the Archaean, ultra-high temperature Napier Complex, east Antarctica …

Granites, granulites, and crustal differentiation

D Vielzeuf, JD Clemens, C Pin, E Moinet - Granulites and crustal evolution, 1990 - Springer
Partial melting and the ascent of granitoid magma are among the main processes leading to
differentiation of the continental crust. Recent experimental studies and modelling indicate …

Halogens in high-grade metamorphism

L Aranovich, O Safonov - The role of halogens in terrestrial and …, 2018 - Springer
This chapter reviews factors, which control the distribution of the two major halogens, F and
Cl, in high-grade metamorphic rocks; their compositional correlations and partitioning …

Osumilite–melt interactions in ultrahigh temperature granulites: phase equilibria modelling and implications for the P–T–t evolution of the Eastern Ghats Province …

FJ Korhonen, M Brown, C Clark… - Journal of …, 2013 - Wiley Online Library
The exposed residual crust in the Eastern Ghats Province records ultrahigh temperature
(UHT) metamorphic conditions involving extensive crustal anatexis and melt loss. However …