| | Report (chapter) | 1999). Data sets from the Adula nappe in SE Switzerland and northern Italy have an important role in...half-window and metamorphic high in southern Switzerland and northern Italy (Fig. 3). Main foliation and...Tambo nappe; TM, Turba mylonite; ZBD, zone of Bellinzonaâ Dascio. Large post-nappe folds: MSZ, Maggia...(2002a), and Berger et al. (2005). B, Blenio; Be, Bellinzona; BG, basal gneiss; C, Chiavenna; CL, Cima Lunga...Tambo nappe; Tr, Trescolmen lobe; ZBD, zone of BellinzonaâDascio; Zv, Zervreila lobe. Coordinates are Swiss | | | Journal (article/letter/editorial) | metamorphism in the Lepontine Alps (south-central Switzerland)" an old problem reassessed Alexander Deutsch...Federal Institute of Technology, CH-8092 Zurich (Switzerland) Received May 21, 1984 Revised version accepted...the climax of Alpine metamorphism. Towns: B. = Bellinzona, C. = Chiavenna, D. = Disentis. Tick marks correspond...has a l o w e r - i n t e r c e p t age of the zircon d i s c o r d i a line [35] a n d c o n c o r d...Vz 631 and Wurz 150, Riv 17 from Gorduno near Bellinzona and Cal 30 from the entrance to the Calanca valley | | Mullis, Josef, Dubessy, Jean, Poty, Bernard, O'Neil, James (1994) Fluid regimes during late stages of a continental collision: Physical, chemical, and stable isotope measurements of fluid inclusions in fissure quartz from a geotraverse through the Central Alps, Switzerland. Geochimica et Cosmochimica Acta, 58 (10) 2239-2267 doi:10.1016/0016-7037(94)90008-6 | Journal (article/letter/editorial) | from a geotraverse through the Central Alps, Switzerland * JOSEFMULLIS, â JEAN DUBESSY,â BERNARD POTY...Institut, Bernoullistrasse 30, CH-4056 Basel, Switzerland 2CREGU-BP 2344501 Vand~uv~-tenancy Cedex, France...along a geotraverse through the Central Alps, Switzerland. The methods employed include microthermometry...studied extends from Lake Lucerne in the north to Bellinzona in the south (Fig. 1). This ~uid-pro~ie begins...geological map along the cross-section Lake Lucerne-Bellinzona with the location of the Alpine fissures and | | | Report (chapter) | Southern Steep Belt of the Alps (Penninic zone, Switzerland and Italy) JAN PLEUGER1, THORSTEN J. NAGEL1,...derived from the Piemont â Ligurian ocean; B. z. ÂŒ Bellinzona zone; Be. ÂŒ Bergell pluton; Ma. ÂŒ Margna nappe;...Orselina zone (Fig. 2), and this in turn into the Bellinzona zone (Fig. 1; Composite Lepontine series of Maxelon...Magadino valleys. Between Locarno and Bellinzona, the Bellinzona zone is the most internal Penninic unit...fault, whereas east of Bellinzona the Bergell intrusion appears between the Bellinzona zone and the Insubric | | | Journal (article/letter/editorial) | recent interpretations of the basin's detritalâzircon geochrononology, and providing further support... The Cretaceous Beagle plutonic suite contains zircon, apatite, allanite, titanite, and magnetite as...biotite with accessory minerals including apatite, zircon, allanite, Ti-oxides, and tourmaline (SuĂĄrez et...Mbr. A Cerro Colorado Fm. Punta Torcida Fm. Rio Claro Fm. 54°20.6347âČ S 066°39.406âČ W 54021.113âČS 066°38...068°10.767âČ W 58.7 70.6â65.5 70.6â65.5 APEN25 Rio Claro Fm. APEN14 Buen Suceso Fm. equiv. APEN7 Bahia Thetis | | | Journal (article/letter/editorial) | (Artinskian) Irati Formation (ParanĂĄ Basin) near Rio Claro, SĂŁo Paulo State, Brazil. The fossils include: 1)...the Santa Maria homestead, Municipality of Rio Claro, SĂŁo Paulo, Brazil (UTM: 23K 0227055/7517325) (Fig...the fossiliferous bed, Santa Maria homestead, Rio Claro, SĂŁo Paulo, Brazil. 3. Systematic paleontology...Permian), ParanĂĄ Basin, between IpeĂșna and Rio Claro, SĂŁo Paulo, Southeast Brazil. SpeciïŹc diagnosis...at the limit between the municipalities of Rio Claro and IpeĂșna, SĂŁo Paulo, Brazil. Specimen 1 (GP/2T-206) | | | Report (chapter) | Estadual Paulista (UNESP), PO Box 13506-900, Rio Claro, SP, Brazil *Corresponding author (e-mail: ticiano@ige...gneisses of both juvenile and reworked nature. UâPb zircon and Smâ Nd whole-rock studies of tonalite-tron...3.134 +134 Ma for the Granja Massif. Subsequent zircon studies of orthogneisses from the same massif yielded...showing the main geological units and locations of zircon and Smâ Nd samples from basement gneisses. 273...ages (Hackspacher et al. 1991). Pb âPb evaporation zircon data obtained from the Granja gneiss yield an age | | | Journal (article/letter/editorial) | Zanardo ' FAPESP - Pos-Graduate, IGCE, UNESE Rio Claro, SP - Brazil. e-mail: edellama@cavial:igce.unesp...UNESE Av. 24A, no 1515, cep 13506-900, CP 178, Rio Claro, SP - Brazil (Manuscriptreceived July 7, 1967; accepted...elucidate the geological evolution of this region. Zircon U-Pb age determinations together with Pb-Pb and...main phases; accessory like opiiqiics, apalitc, zircon, allanile and rulilc arc present. Amphibolc and...in the Geochemistry Laboratory IGCE-UNESP, Rio Claro (Fig. 2). These differences permit that we separate | | Hackspacher, Peter Christian, Dantas, Elton Luiz, Brito Neves, Benjamin Bley, Legrand, Jean Michel (1997) Northwestern Overthrusting and Related Lateral Escape During the Brasiliano Orogeny North of the Patos Lineament, Borborema Province, Northeast Brazil. International Geology Review, 39 (7) 609-620 doi:10.1080/00206819709465291 | Journal (article/letter/editorial) | Universidade Estadual Paulista, 13506-900 Rio Claro SP, Brazil BENJAMIN BLEY B R I T O Î Î V E S , Instituto...date the thrusting event in other areas of the BP. Zircon ages of the Brasiliano orogeny were 630 Ma (Fetter...strike-slip shear zones (D3) yielded an estimated zircon U-Pb age of 580 to 550 Ma (SĂĄ, 1984; Legrand et...has been supported sidade Estadual Paulista, Rio Claro, 201 p. by grants from CNPq (201336/93-6) and the...CiĂȘncias Exatas, Universidade Estadual Paulista, Rio Claro, 203 p. Hackspacher, P. C , Dantas, E. L., Van Schmus | | | Journal (article/letter/editorial) | ± USP, SaĂo Paulo, Brazil DPM/IGCE ± UNESP, Rio Claro, Brazil This paper describes tectonic and metamorphic...appears to be Neoproterozoic, on the basis of a U/Pb zircon age of 640 Ma obtained by Basei et al. (1995)....(magnetite and ulvoĂspinel). Accessory minerals include zircon, apatite, epidote and rutile. They have a banded...minerals. The accessory minerals are represented by zircon, apatite and rutile, with titanite and chlorite...garnet and opaques. Chlorite, muscovite, apatite, zircon, titanite, epidote, carbonate, rutile and allanite | | | Journal (article/letter/editorial) | (Kungurian) Irati Formation (ParanaÌ Basin) near Rio Claro, SaÌo Paulo State, Brazil, noteworthy for the great...in the center-east State of SaÌo Paulo near Rio Claro municipality (Fig. 1). The sandy facies is a ïŹne...at the limit between the municipalities of Rio Claro and IpeuÌna, SaÌo Paulo, Brazil. Description â GP/2E-6583...at the limit between the municipalities of Rio Claro and IpeuÌna, SaÌo Paulo, Brazil. Description â GP/2E-6582...at the limit between the municipalities of Rio Claro and IpeuÌna and Ponte Nova Farm, IpeuÌna, center | | | Journal (article/letter/editorial) | UniversitĂ€t Bern, Baltzerstrasse 1-3, CH-3012 Bern, Switzerland Laboratorium fĂŒr chemische und mineralogische...UniversitĂ€t Bern, Freiestrasse 3, CH-3012 Bern, Switzerland ABSTRACT Single-crystal X-ray study of different...(±albite, titanite, apatite, dolomite, perovskite, zircon) surrounding serpentinites consist of chrysotile/lizardite...ârod polytypesâ in Figure 1, only the sample from Claro (17) formed during alpine metamorphism. The Innertkirchen...T2 X-ray spec X-ray (epfu) (pfu) (pfu) (pfu) 17 Claro 1, 2 â â 0.0 â 0.02 â 18 Innertkirchen 5.0(2) 1 | | Hackspacher, P.C., Ribeiro, L.F.B., Ribeiro, M.C.S., Fetter, A.H., Neto, J.C. Hadler, Tello, C.E.S., Dantas, E.L. (2004) Consolidation and Break-up of the South American Platform in Southeastern Brazil: Tectonothermal and Denudation Histories. Gondwana Research, 7 (1) 91-101 doi:10.1016/s1342-937x(05)70308-7 | Journal (article/letter/editorial) | Ci2ncias Exatas, Unesp, PO. Box 178,13506-900 X i 0 Claro- SP, Brazil, E-mail: pkack@rc.unesp.br Instituto...Rifting Phase of the South Atlantic Ocean. U/Pb zircon and monazite (blocking temperature of ca. 650"...Ciencias Exatas, Universidade Estadual Paulista in Rio Claro, SP (IGCE - UNESP). The U/Pb analytical data were...al., 2000). Syncollisional granitoids with U/Pb zircon and monazite ages of 625 Ma (Janasi, 1999) provide...more constraints on the timing of collision. U/Pb zircon and monazite ages between 610 and 595 Ma obtained | | | Journal (article/letter/editorial) | Paulista (UNESP), Campus de Rio Claro, Av. 24A 1515, CP 178, Rio Claro CEP 13506-900, SĂŁo Paulo, Brazil...these minerals. The main accessories are apatite, zircon, and opaques. The syenogranites are quite homogeneous...abundant uralitization rims. Accessory minerals are zircon, apatite, and opaques. No primary structures such...features were also confirmed in both groups using zircon typology data (Muzio and Artur, 2000). Geotectonically...Uruguai: Unpubl. Ph.D. thesis, IGCE-UNESP, Rio Claro, Brazil, 171 p. Muzio, R. and Artur, A. C., 2000 | | | Journal (article/letter/editorial) | paleoenvironment of deposition. Six outcrops from the Rio Claro municipality and surrounding areas, from the Brazilian...sandy facies came from six outcrops around Rio Claro municipality, State of SĂŁo Paulo, Brazil (Text-figs...outcrops in the State of SĂŁo Paulo. B â Region of Rio Claro with the locations of the outcrops studied ; 1-2)...in outcrop 2. Cabeça River, limit between Rio Claro and IpeĂșna municipalities (outcrop 3) This outcrop...observed it in the AssistĂȘncia municipality (near Rio Claro), where these fossils were present only in coarser | | Baumgartner, R., Romer, R. L., Moritz, R., Sallet, R., Chiaradia, M. (2006) COLUMBITE-TANTALITE-BEARING GRANITIC PEGMATITES FROM THE SERIDO BELT, NORTHEASTERN BRAZIL: GENETIC CONSTRAINTS FROM U-Pb DATING AND Pb ISOTOPES. The Canadian Mineralogist, 44 (1) 69-86 doi:10.2113/gscanmin.44.1.69 | Journal (article/letter/editorial) | Geneva, 13, Rue des MaraĂźchers, CHâ1205 Geneva, Switzerland Rolf L. ROMER GeoForschungsZentrum, Telegrafenberg...Geneva, 13, Rue des MaraĂźchers, CHâ1205 Geneva, Switzerland Ricardo SALLET Universidade Federal do Rio Grande...Geneva, 13, Rue des MaraĂźchers, CHâ1205 Geneva, Switzerland Abstract The SeridĂł Belt, located in the Borborema...marble known as the SĂŁo Vicente Complex (Ebert & Claro 1970, Schobbenhaus 1984, Van Schmus et al. 1996)...muscovite, biotite, garnet, and accessory apatite, zircon, monazite, titanite, and tourmaline (Da Silva 1982 | | | Journal (article/letter/editorial) | second group of post-orogenic granites has younger zircon UâPb ages (565 ± 8 Ma; Serra da Bateia Syenogranite)...ages of magmatic crystallization acquired by UâPb zircon dating (TIMS) were so far available only for the...that are intruded by the IGP plutons have UâPb zircon and monazite TIMS ages in the 630â610 Ma range...high-K calcalkaline Socorro Batholith is 629 ± 3 Ma (zircon UâPb, TĆpfner 1996); a younger value (615 Ma) was...1988) was later confirmed by more precise UâPb zircon date, 583 ± 6 Ma by TĆpfner (1996). No dating is | | Payolla, Bruno L, Bettencourt, Jorge S, Kozuch, Marianne, Leite, Washington B, Fetter, Allen H, Van Schmus, W.Randall (2002) Geological evolution of the basement rocks in the east-central part of the RondĂŽnia Tin Province, SW Amazonian craton, Brazil: UâPb and SmâNd isotopic constraints. Precambrian Research, 119 (1) 141-169 doi:10.1016/s0301-9268(02)00121-3 | Journal (article/letter/editorial) | Paulista, Av. 24 A, no. 1515, CEP 13506-900 Rio Claro, Brazil b Received 17 April 2001; received in revised...Ventuari-TapajoÌs and Rio Negro-Juruena crusts, but detrital zircon ages and an intrusive granitoid bracket deposition...Sunsas (1.25 /1.00 Ga) (Fig. 1). Further U /Pb zircon and Sm/Nd geochronological studies (e.g. Cordani...and Sunsas orogenies. This study presents U /Pb zircon and monazite results and Nd whole-rock and garnet.../1.45 to 1.54 Ga. More recently, SHRIMP U /Pb zircon ages have become available from a regional study | | Dantas, E.L, Van Schmus, W.R, Hackspacher, P.C, Fetter, A.H, de Brito Neves, B.B, Cordani, U, Nutman, A.P, Williams, I.S (2004) The 3.4â3.5 Ga SĂŁo JosĂ© do Campestre massif, NE Brazil: remnants of the oldest crust in South America. Precambrian Research, 130 (1) 113-137 doi:10.1016/j.precamres.2003.11.002 | Journal (article/letter/editorial) | Paulista (UNESP), Caixa Postal 178, 13506-610 Rio Claro, SP, Brazil d Instituto de GeocieÌncias, Universidade...well as the existence of ca. 2.0 Ga metamorphic zircon and monazite within its rocks. The occurrence of...geochronological investigations utilizing UâPb zircon and SmâNd whole-rock techniques, e.g. Hackspacher...spectrometry (TIMS) isotope dilution UâPb analyses Zircon fractions used for thermal ionization mass spectrometry...of ΔNd (t) were calculated for the approximate zircon ages of the samples (Dantas, 1997; Table 1). TDM | | Lawlor, P.J., Ortega-GutiĂ©rrez, F., Cameron, K.L., Ochoa-Camarillo, H., Lopez, R., Sampson, D.E. (1999) UâPb geochronology, geochemistry, and provenance of the Grenvillian Huiznopala Gneiss of Eastern Mexico. Precambrian Research, 94 (1) 73-99 doi:10.1016/s0301-9268(98)00108-9 | Journal (article/letter/editorial) | a layered paragneiss sequence. Thirty-one UâPb zircon ages from seven samples all lie within a restricted...al. / Precambrian Research 94 (1999) 73â99 Rio Claro (Fig. 2), the paragneiss has been examined only...The lithologic banding in the Agua Salada and Rio Claro sections is subhorizontal, with rare fold hinges...Sample Fraction description number Table 2 UâPb zircon results from the Huiznopala Gneiss, Hidalgo, Mexico...uncertainties in the ages.) Paragneiss PJL2 from Rio Claro (Fig. 2) has a Nd isotope composition similar to | | | Book | Petrographie Universitat Perolles CH-1700 Fribourg Switzerland Prof. Dr. FRANZ NEUBAUER Institut fur Geologie...different units and crustal levels. Statistics on zircon morphology, geochemical and geochronological data...Pre-Alpine Basement ofthe Brian~onnais (Wallis, Switzerland) .......... 297 P. THELIN, M. SARTORI, M. BURRI...Austro-Alpine Nappes in the Bernina Massif (Grisons, Switzerland; Valtellina, Italy). . . . . . . . . . . . .... GEOTEST, Birkenstr. IS CH-30S2 Zollikofen, Switzerland BIINO,G. Institut fUr Mineralogie und Petrographie | | | Report (chapter) | the State of SĂŁo Paulo â UNESP Rio Claro, Av. 24A, 13506-900, Rio Claro, SĂŁo Paulo, Brazil 7 8 Departamento...Professor Dr Paulo Milton Barbosa Landim, UNESP-Rio Claro, Brazil. (a)â(d) Scale bar= 2 cm; (e) scale bar...Professor Dr Paulo Milton Barbosa Landim, UNESP â Rio Claro, Brazil. (a) Scale bar = 2 cm; (b) scale bar = 1...Professor Dr Paulo Milton Barbosa Landim, UNESP â Rio Claro, Brazil. Scale bars: (a) Scale bar = 10 cm; (b)...International Congress on Stratigraphy. Springer, Cham, Switzerland, 403â406, https://doi. org/10.1007/978-3-319-04364-7_78 | | | Report (issue) | Estaurolita Granate . Bodenbenderita. Epidoto Orthita Zircon . Titanita . Uranofano . Axinita Turmalina . Calamina...Brillo metalico. Color, en estado fresco, rosado claro, cambiando ra pidamente hacia u n rojo cobre. Raya...envueltas en "ocre de bismuto" de color amarillo claro ( bis mutita ?) . En las mismas pegmatitas, que...tonalidades verdes; a menudo anaran jado, rojizo, pardo claro y hasta gris oscuro, debido a impurezas (materia...amarillo ver doso y tambien anaranjado, pardo claro y verde oscuro. Estas varie dades de color que | | | Journal (issue) | por cuanto del primer yÂĄarosita, de color castaño claro que tira a amarillo, laminado no saldrian barras...rejalgar; a veces etrellado lustroso, de color gris mas claro, parecido al antimonio Los mineros le dan a este...tabulares OP. m P. oc P de color amalas minas de de claro, rillo naranjado i amarillo Vaquilla i Juncal de... Agustin Olavarrieta ............... Gumecindo Claro.................. Fernando Marquez de la Plata ...descompuestos) el todo toma un color mucho mas claro. HĂĄcia la perifĂ©rie de esta masa eruptiva que toda | | | Journal (article/letter/editorial) | CiZncias Exatas-UNESP, PO. Box 178,13506-900 X i 0 Claro-SP, Brazil, E-mail: phack@rc.unesp.br 'lnstituto...precisely constrained, but recent U/Pb detrital zircon studies indicate that they were deposited not earlier |
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Claro, Bellinzona, Bellinzona, Ticino, Switzerland