THOLEIITES

作品数:7被引量:2H指数:1
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Major,trace element and Sr-Nd isotope evidence for a sublithospheric mantle source for the Umkondo large igneous province
《Geoscience Frontiers》2024年第1期263-285,共23页Ben Hayes Lewis D.Ashwal Khulekani B.Khumalo Linda M.Iaccheri 
The Mesoproterozoic(1.11 Ga)Umkondo large igneous province(LIP)in southern Africa and Antarctica was emplaced in<5 Myr and is dominated by low-Ti tholeiitic doleritic-gabbroic sills.It is of particular interest becaus...
关键词:Umkondo large igneous province Low-Ti magma Continental tholeiites Sublithospheric mantle sources Kalahari craton RODINIA 
Correlations among large igneous provinces related to the West Gondwana breakup:A geochemical database reappraisal of Early Cretaceous plumbing systems
《Geoscience Frontiers》2023年第1期181-206,共26页Antomat A.Macêdo Filho Maria Helena B.M.Hollanda Stephen Fraser Alisson L.Oliveira Alanny C.C.Melo Alana R.Dantas 
the Brailian agencies FAPESP(2017/13130-0);CAPES(1643026)for the PhD scholarships at the USP;the Research Internships Abroad Program(BEPE/FAPESP)for the scholarship at the UQ(2018/24769-5);the CNPq for the research fellowship(303201/2019-3);PhD scholarship(141413/2018-2);MSc scholarship(132996/2019-7)at USP,respectively;the sandwich PhD scholarship at the UQ(88881.188664/2018-01).
The opening and spreading of the Atlantic Ocean between Africa and South America evolved during the Early Cretaceous and were preceded by dramatic tholeiitic(mafic)magmatism and minor silicic and alkaline volcanism.Th...
关键词:LIP-related plumbing systems Continental tholeiites Paraná-Etendeka EQUAMP Self-organizing maps 
Fractional Crystallization and Crustal Contamination of Doleritic and Trachytic Dykes Crosscutting the Cretaceous Sedimentary Basins from Figuil (North Cameroon) and L&#233;r&#233;(South-Western Chad): Geodynamic Implications
《Journal of Geoscience and Environment Protection》2021年第12期190-210,共21页Moussa Ngarena Klamadji Merlin Gountié Dedzo Rigobert Tchameni Djamilatou Diddi Hamadjoda Pierre Christel Biakan à Nyotok Gervais Onana 
Magmatism in the Cretaceous sedimentary basins of the Figuil and Léré regions constitutes one of the fundamental parameters in the reconstruction of the history of the Cretaceous sedimentary basins. The main objecti...
关键词:DOLERITES TRACHYTE Sedimentary Basins Continental Tholeiites Figuil and Léré 
Geotectonic significance of the Neoproterozoic ophiolitic metagabbros of Muiswirab area,South Eastern Desert,Egypt:constraints from their mineralogical and geochemical characteristics
《Acta Geochimica》2020年第6期887-910,共24页Moustafa M.Mogahed Wlaa Mahmoud Saad 
Petrological and geochemical studies of Neo-proterozoic metagabbros were carried out in the Muiswirab area,South Eastern Desert of Egypt.The Muiswirab area comprises of ophiolitic metagabbroic rocks(MOM),which are tec...
关键词:EGYPT Eastern Desert Muiswirab area Ophiolitic metagabbros N-MORB Arc tholeiites Foreare tectonic regime Volcanic-arc setting 
Petrography and Geochemical Characterization of Dolerites from Figuil (Northern Cameroon) and L&#233;r&#233;(Southwestern Chad)被引量:2
《International Journal of Geosciences》2020年第7期459-482,共24页Moussa Ngarena Klamadji Merlin Gountié Dedzo Rigobert Tchameni Daouda Dawaï 
This work presents the petrographic and geochemical data of the dolerite dykes crosscutting the Pan-African basement of Figuil (North-Cameroon) and Léré (South-West Chad) in order to approach their petr...
关键词:Doleritic Dykes Pan-African Basement Continental Tholeiites North-Cameroon South-West of Chad 
Chemical and Sr-Nd compositions and ^(40)Ar/^(39)Ar ages of NW-trending dolerite dikes of Burkina Faso: Evidence for a Mesoproterozoic magmatism in the West African Craton
《Geoscience Frontiers》2018年第6期1957-1980,共24页Boukare Tapsoba Ching-Hua Lo Urbain Wenmenga Yoshiyuki Iizuka Sun-Lin Chung Gregory Shellnutt 
financially supported by research grant from the National Science Council(NSC 102-2811-M-002-200);the Ministry of Science and Technology grant(MOST 106-2116-M-002-017-MY3)
The Paleoproterozoic basement of the northeastern part of the Leo-Man craton is intruded by generally NW-trending dikes. These regional scale dikes extend over 1000 km in Burkina Faso, Mali and Niger. We present chemi...
关键词:MAFIC dike swarm Depleted mantle MESOPROTEROZOIC Continental THOLEIITES Nuna West African Craton 
The Late Neoproterozo&#239;c Continental Tholeiitic Basalts of the Toubkal Inlier (Western High-Atlas, Morocco): A Post-Pan-African Rifting Witness in the Northern Margin of the West African Craton
《Open Journal of Ecology》2016年第8期509-516,共8页Ghalem Zahour Hassan El Hadi Abdelfatah Tahiri Youssef Zerhouni Saida Alikouss Rachid Zahour Aicha Reddad 
The late Neoproterozoïc Toubkal inlier (Ancient Massif of the High-Atlas, Morocco) contains two igneous basaltic series (Tircht and Sidi Chamharouch). Investigated rocks display characteristics of within-plate con...
关键词:Toubkal Inlier Late Neoproterozoïc Continental Tholeiites RIFT West African Craton 
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