Now showing items 1-10 of 2206
Sr and Nd isotope composition of the metamorphic, sedimentary and ultramafic xenoliths of Lanzarote (Canary Islands): Implications for magma sources
(ELSEVIER SCIENCE BV, 2010)
The lavas produced by the Timanfaya eruption of 1730-1736 (Lanzarote, Canary Islands) contain a great many sedimentary and metamorphic (metasedimentary), and mafic and ultramafic plutonic xenoliths. Among the metamorphosed ...
Unraveling an antique subduction process from metamorphic basement around Medellin city, Central Cordillera of Colombian Andes
(PERGAMON-ELSEVIER SCIENCE LTD, 2011)
In the surroundings of Caldas and El Retiro cities (Colombia) metamorphic rocks derived from basic and pelitic protoliths comprise the Caldas amphibole schist and the Ancon schist respectively. Subordinated metamorphosed ...
Petrological and geochemical characteristics of metamorphic and igneous units from the allochthonous Madre de Dios Terrane, Southern Chile
(ELSEVIER SCIENCE BV, 2008-03)
The Denaro Complex, part of the Madre de Dios Terrane is composed of metamorphosed pillow basalts, metahyaloclastites, banded metalliferous and radiolarian metacherts, metapelites and redeposited calcareous metasandstones. ...
Petrography and metamorphism of the metasedimentary country-rocks of the Jacurici Valley Chromitite-Hosting mafic-ultramafic complexes, Bahia, Northeastern BrazilPetrography and metamorphism of the metasedimentary country-rocks of the Jacurici Valley Chromitite-Hosting mafic-ultramafic complexes, Bahia, Northeastern Brazil
(Universidade de São Paulo, Instituto de Geociências, 2001)
New time-constraints on provenance, metamorphism and exhumation of the Bahía Mansa Metamorphic Complex on the Main Chiloé Island, south-central Chile
(Servicio Nacional de Geología y Minería (SERNAGEOMIN), 2008)
Detrital-zircon U-Pb geochronology of the Quebrada del Carrizo Metamorphic Complex and El Jardin Schists and spatially-related granitoids of the Sierra Castillo Batholith
(Servicio Nacional Geología Minerva, 2015)
U-Pb detrital-zircon geochronology of two discrete outcrops of mica schists of the western border of the Domeyko Cordillera in the Region of Atacama, northern Chile, indicates that the maximum age of sedimentation of their ...