 | | Journal (article/letter/editorial) | | from the A-type El Portezuelo Granite and related pegmatites, Catamarca (NW Argentina) Fernando COLOMBO1...DORAIS3 1 2 3 * CONICET-Museo de Mineralogía “Dr Stelzner” – Facultad de Ciencias Exactas, Físicas y Naturales...Universidad Nacional de Córdoba, Vélez Sarsfield 299 (5000) Córdoba, Argentina; fosfatos@yahoo.com.ar...ar Current address: Cátedra de Geología General, Facultad de Ciencias Exactas, Físicas y Naturales, Universidad...Universidad Nacional de Córdoba, Vélez Sarsfield 1611 (X5016GCA) Córdoba, Argentina Department of Geological |  | | Journal (article/letter/editorial) | | 3749/canmin.1600010 A TECTONIC EVALUATION OF PEGMATITE PARENT GRANITES SARAH L. HANSON Adrian College...the acronyms. The relationship between pegmatite family and granite tectonic type were re-examined using...large data set of published granite compositions as a proxy for initial pegmatite composition, with special...regard to the orogenic settings of the source granite origin. Pearce trace-element discrimination diagrams...diagrams for these granites suggest that LCT granite-pegmatite systems originate in orogenic and perhaps |  | Lira, R., Galliski, M. A., Bernard, F., Roquet, M. B. (2012) The Intragranitic Potrerillos NYF Pegmatites and Their a-Type Host Granites of the las Chacras - Potrerillos Batholith, Sierra de San Luis, Argentina. The Canadian Mineralogist, 50 (6) 1729-1750 doi:10.3749/canmin.50.6.1729 | Journal (article/letter/editorial) | | POTRERILLOS BATHOLITH, SIERRA DE SAN LUIS, ARGENTINA Raúl LIRA§ CONICET–CICTERRA, Museo de Mineralogía y Geología...Universidad Nacional de Córdoba, Av. V. Sarsfield 299, (5000) Córdoba, Argentina Miguel Ángel GALLISKI...Ruiz Leal s/n, (5500) Mendoza, Argentina Federico BERNARD YPF, 9 de Septiembre esquina Roca s/n, Las...Santa Cruz, Argentina María Belén ROQUET Departmento de Geología, Universidad Nacional de San Luis, Chacabuco...Chacabuco y Pedernera, (5700) San Luis, Argentina Abstract The Potrerillos granitic pegmatites, in the |  | | Journal (article/letter/editorial) | | problems of granitic pegmatite genesis. Wise and Brown address the granite–pegmatite link at the famous...another fertile granite–pegmatite system may be responsible for some anomalous pegmatite dikes showing...A-type El Portezuelo granite and related miarolitic pegmatites at Catamarca, northwestern Argentina. The...evolution characteristic of NYF-type granite– miarolitic pegmatite systems. Beal and Lentz present detailed...isotopic study of aquamarine beryl in A-type pegmatite–aplite dykes and associated quartz veins and greisen |  | | Journal (article/letter/editorial) | | Colorado 80210 markivanjacobson@gmail.com No pegmatite mineral collection is complete without octahe-...Fluorite is almost always a late-stage mineral in pegmatite cavities, forming a colorful, attractive icing... Fluorite, 10 × 7.2 × 5.7 cm, from the Conway Granite, near Red Stone quarry, Conway, Carroll County...specialty in collecting pegmatite minerals. He currently works in Chengdu, Sichuan Province, China, as a development...08:14 13 August 2013 2 Locality Parental Granite Pegmatite Class Mineral associates of significance |  | | Journal (article/letter/editorial) | | by rhyolites ro and granites, and greisen-, pegmatite-, quartz-type veins; and iii) cavities formed...igneous rocks, including the wellstudied Blond granite in the Massif Central, France (Soufi, 2015; Soufi...Eurajoki granite stock, Finland (Haapala, 1997); (E) Groundmass of rhyolite dikes from Eurajoki granite stock...high-relief topaz; (H) Topaz-zinnwaldite alkali-fedspar granite of Eibenstock, Germany re (Ditterová, 2014),...(I) Subhedral topaz grain in the equigranular granite from the Kymi stock, within the Wiborg rapakivi |  | Gioncada, Anna, Orlandi, Paolo, Vezzoli, Luigina, Omarini, Ricardo H., Mazzuoli, Roberto, Lopez-Azarevich, Vanina, Sureda, Ricardo, Azarevich, Miguel, Acocella, Valerio, Ruch, Joel (2014) Topaz magmatic crystallization in rhyolites of the Central Andes (Chivinar volcanic complex, NW Argentina): Constraints from texture, mineralogy and rock chemistry. Lithos, 184. 62-73 doi:10.1016/j.lithos.2013.10.023 | Journal (article/letter/editorial) | | Central Andes (Chivinar volcanic complex, NW Argentina): Constraints from texture, mineralogy and rock...Facultad de Ciencias Naturales, Universidad Nacional de Salta, CEGA–CONICET Salta, Argentina d Dipartimento...correspondence of the transtensive Calama–Olacapato–El Toro fault system, suggesting preferred extensional...transverse NW-trending lineaments as the Calama–Olacapato–El Toro (COT) fault system. (B) Regional geologic map...between the magmatic arc and backarc. SAC: San Antonio de los Cobres. (C) Geologic map of the Chivinar volcano |  | Breiter, Karel, Vaňková, Michaela, Galiová, Michaela Vašinová, Korbelová, Zuzana, Kanický, Viktor (2017) Lithium and trace-element concentrations in trioctahedral micas from granites of different geochemical types measured via laser ablation ICP-MS. Mineralogical Magazine, 81 (1) 15-33 doi:10.1180/minmag.2016.080.137 | Journal (article/letter/editorial) | | D S : trioctahedral micas, Li-mica, rare-metal granite, Bohemian Massif, laser ablation inductively coupled...crystallized at Podlesí as albite-zinnwaldite-topaz granite in the form of layered rock with comb-quartz layers...study the vertical differentiation of a rare-metal granite intrusion. Nineteen samples were collected from...greisenized granite and greisen (#4685, 4930, 4931 and 4975), albite-zinnwaldite granite (#4677, 4683...4690, 4691, 4936, 4937 and 4938) and Li-annite granite (#4692, 4693, 4940, 4941 and 4942). Rozvadov Pluton |  | | Journal (article/letter/editorial) | | 2011 Article Geochemistry of granitic aplite-pegmatite veins and sills and their minerals from the Sabugal...aplite-pegmatite veins and sills from the Sabugal area intruded a biotite > muscovite granite which is...is related to another two-mica granite. Variation diagrams of major and trace elements of whole rocks...muscovite granite and aplite-pegmatite veins and sills are derived from the earlier two-mica granite magma... F and Ta concentrations. Key words: granite, aplite, pegmatite, feldspars, micas, columbite-tantalite |  | Debowski, Beatriz Pereira, Potratz, Guilherme Loriato, Tavares Júnior, Armando Dias, Alves Martins, Maria Virgínia, Geraldes, Mauro Cesar (2022) Age and Origin of the Massangana Intrusive Suite and Associated Mineralizations, in the Rondônia Tin Province: Petrography, U-Pb, and Lu-Hf Isotopes Zircons. Minerals, 12 (10) 1304 doi:10.3390/min12101304 | Journal (article/letter/editorial) | | Associated Mineralizations, in the Rondônia Tin Province: Petrography, U-Pb, and Lu-Hf Isotopes Zircons...Associated Mineralizations, in the Rondônia Tin Province: Petrography, U-Pb, and Lu-Hf Isotopes Zircons...Received: 20 August 2022 Faculdade de Geologia, Departamento de Mineralogia e Petrologia Ígnea (DMPI)...Universidade do Estado do Rio de Janeiro (UERJ), Rua São Francisco Xavier, 524—Bloco A, Rio de Janeiro 20550-013...20550-013, Brazil Instituto de Física, Universidade do Estado do Rio de Janeiro (UERJ), Rua São Francisco Xavier |
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