Results 41 to 50 of about 355 (71)

Geochemical Signatures of Metatexites and Diatexite within Gwarzo Low Grade Metasediments NW Nigeria [PDF]

open access: yesGoldschmidt Abstracts, 2020
Ahmed Abubakar Sarki   +2 more
openaire   +1 more source

Geodynamic evolution of the São Fidelis - Santo António de Pádua sector, central Ribeira Fold Belt, SE Brazil [PDF]

open access: yes, 2009
Análise estrutural e resultados petrológicos recentes em granulitos da zona central da Faixa Ribeira indicam que a fase de deformaçãoD1 (cavalgamentos de alta temperatura: 245-260º, 55-70º NW) foi simultânea com o pico metamórfico, atingido aos 565 ...
Bento dos Santos, Telmo   +4 more
core  

Geology and Geochemical Studies of Metatexite And Diatexite Migmatites From Bauchi, Northeastern Nigeria

open access: yesInternational Journal of Geoinformatics and Geological Science, 2021
Muhammad Nafisatu Magaji   +3 more
openaire   +1 more source

B6: Devonian Granite Melt Transfer in Western Maine: Relations Between Deformation, Metamorphism, Melting and Pluton Emplacement at the Migmatite Front [PDF]

open access: yes, 2017
Guidebook for field trips in Western Maine and Northern New Hampshire: New England Intercollegiate Geological Conference, p.
Brown, Michael   +2 more
core   +1 more source

From crustal anatexis to mantle melting in the Variscan orogen of Corsica (France): SIMS U-Pb zircon age constraints

open access: yes, 2014
International audienceHigh-precision SIMS U-Pb zircon age determinations are conducted in this study on migmatites and Mg-K magmatic suites from the Variscan orogen of Corsica (France).
Faure, Michel, Li, Xian-Hua, Lin, Wei
core   +3 more sources

Geometry and kinematic evolution of ductile shear zones in the Ersfjord Granite (1.79 Ga), West Troms Basement Complex: A Svecofennian accretionary thrust system [PDF]

open access: yes, 2018
The Ersfjord Granite is a 1.79 Ga felsic intrusion in the geological region of West Troms Basement Complex (WTBC). Its intrusion history and evolution relative to surrounding Neoarchean TTG-gneisses has until now been poorly understood, providing the ...
Haaland, Linda Cecilia
core  

Completing the bedrock mapping of southern Baffin Island, Nunavut; plutonic suites and regional stratigraphy [PDF]

open access: yes
This paper summarizes the field observations and initial interpretations following eight weeks of regional and targeted bed- rock mapping on south-central Baffin Island, Nunavut.
Dyck, B J   +4 more
core  

Diatexite and metatexite from the Higo metamorphic rocks, west-central Kyushu, Japan

open access: yesJournal of Mineralogical and Petrological Sciences, 2005
Tomoyuki KOBAYASHI   +2 more
openaire   +2 more sources

Anatexis of metasedimentary rocks in the Iberian Variscan Belt: the example of the Mundão migmatites (Northern Central Portugal) [PDF]

open access: yes, 2012
The oldest rocks exposed in the axial zone of the Iberian massif of Central Northern Portugal (Central Iberian Zone) belong to a thick turbiditic metasedimentary sequence of Neoproterozoic-Lower Cambrian age, consisting of metagreywackes and ...
Azevedo, M.R.   +2 more
core  

When the continental crust melts: a combined study of melt inclusions and classical petrology on the Ronda migmatites [PDF]

open access: yes, 2012
Melt inclusions hosted in peritectic minerals of migmatites represent a novel and powerful small-scale tool to investigate the anatexis of the continental crust.
Bartoli, Omar
core  

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