 | | Journal (article/letter/editorial) | | study are to present a detailed description of field relations and petrography of various lithologies...Orogeny are discussed in a companion paper. 2. Field relations Dismal nepheline syenite covers an area...mineral layering and lead to handspecimen scale rock type variations from alkali pyroxenite and ijolite through... B.A. Worley, A.F. Cooper / Lithos 35 (1995) 109-I 28 Permanent ice and snow Dismal Nepheline Syenite...(1995) 109-128 2.2. Pegmatites and alkaline dykes 3. Petrography Pegmatites and fine-grained alkaline |  | Van Lichtervelde, Marieke, Grand’Homme, Alexis, de Saint-Blanquat, Michel, Olivier, Philippe, Gerdes, Axel, Paquette, Jean-Louis, Melgarejo, Joan Carles, Druguet, Elena, Alfonso, Pura (2017) U-Pb geochronology on zircon and columbite-group minerals of the Cap de Creus pegmatites, NE Spain. Mineralogy and Petrology, 111 (1) 1-21 doi:10.1007/s00710-016-0455-1 | Journal (article/letter/editorial) | | columbite-group minerals of the Cap de Creus pegmatites, NE Spain Marieke Van Lichtervelde 1 & Alexis...Wien 2016 Abstract The Cap de Creus granitic pegmatites in the eastern Catalan Pyrenees were dated using...types of pegmatites from type I (K-feldspar pegmatites, least evolved) to type IV (albite pegmatites, most...dating the different pegmatitic pulses. In a type III pegmatite where zircon and CGM are co-genetically associated...Two ages were obtained for type I and three ages for type III pegmatites. Three of these 5 ages range |  | | Journal (article/letter/editorial) | | FLUID EVOLUTION IN THE ZONED RARE-ELEMENT PEGMATITE FIELD AT CAP DE CREUS, CATALONIA, SPAIN Pura ALFONSO§...Cristal•lografia, Mineralogia i Dipòsits Minerals, Universitat de Barcelona. C/ Martí i Franquès s/n, E–08028...Spain Abstract The Cap de Creus LCT granitic pegmatites, in Catalonia, northeastern Spain, belong to...to the albite type. Fluid inclusions have been studied in all these types of pegmatite to determine the...involved in their formation. Beryl – columbite pegmatites are zoned; border, wall, intermediate zones and |
|
