 | Baumgartner, R. J., Zaccarini, F., Garuti, G., Thalhammer, O. A. R. (2013) Mineralogical and geochemical investigation of layered chromitites from the Bracco–Gabbro complex, Ligurian ophiolite, Italy. Contributions to Mineralogy and Petrology, 165 (3) 477-493 doi:10.1007/s00410-012-0818-5 | Journal (article/letter/editorial) | | layered chromitites from the Bracco–Gabbro complex, Ligurian ophiolite, Italy R. J. Baumgartner • F. Zaccarini...Springer-Verlag Berlin Heidelberg 2012 Abstract The Bracco–Gabbro Complex (Internal Liguride ophiolite), that...PGE distribution in the Bracco chromitites. Keywords Ligurian ophiolite Bracco–Gabbro complex Layered...potentially economic chromite deposit in Italy was discovered in the Bracco–Gabbro Complex (Ligurian ophiolites)...of which, however, proved to be subeconomic. The Bracco chromitites are unusual compared with chromitites |  | | Journal (article/letter/editorial) | | Volcano-Sedimentary Sequences of the Eastern Ligurian Ophiolites (Italy) MINERALIUM DEPOSITA © by Springer-Verlag 1980...Milano, Italy G. Garuti Istituto di Mineralogia e Petrografia, Universit~ di Modena, Italy Ik large...silicates mainly serpentine, clinopyroxene, olivine and spinel (Brigo & Ferrario, 1974; Ferrario, ]977). Although...delle Cinque Terre e dell' entroterra di Levanto (Liguria Orientale). Mere Soc Geol It 8:923-1014 Abbate...oceanic crustal rocks in the east Ligurian Apennines, Italy - A comparison with observations from rifted oceanic |  | | Journal (article/letter/editorial) | | sequences, exposed in the Bracco–Levanto ophiolite (northern Apennine, Italy) and in the Balagne ophiolite...continent-near paleogeographic domain of the Jurassic Liguria–Piedmont basin. Trace elements and Nd isotopic...enriched in LREE, Nb, and Ta with respect to the Bracco–Levanto counterparts. These variations are paralleled...rN/YN (0.9–0.6 vs. 0.4–0.3) than that from the Bracco–Levanto basalts. The basalts from the two ophiolites...5 and − 5.2, respectively). We propose that the Bracco–Levanto and the Balagne basalts formed by partial |  | | Journal (article/letter/editorial) | | Olivine-richTroctolites from Ligurian Ophiolites (Italy): Evidence for Impregnation of Replacive Mantle...GEORISORSE, U.O. DI PAVIA, VIA FERRATA 1, 27100 PAVIA, ITALY RECEIVED APRIL 20, 2010; ACCEPTED MAY 17, 2011...Internal Ligurian ophiolites (Northern Apennines, Italy) include olivine-rich troctolite bodies up to 80...embayed morphology of olivine (Fo ¼ 87^ 88 mol %) and spinel from the olivine-rich troctolites, together with...their formation through reaction between an olivine^spinel matrix and an infiltrating melt.This interpretation |  | Sciarra, Alessandra, Saroni, Anna, Etiope, Giuseppe, Coltorti, Massimo, Mazzarini, Francesco, Lott, Christian, Grassa, Fausto, Italiano, Francesco (2019) Shallow submarine seep of abiotic methane from serpentinized peridotite off the Island of Elba, Italy. Applied Geochemistry, 100. 1-7 doi:10.1016/j.apgeochem.2018.10.025 | Journal (article/letter/editorial) | | serpentinized peridotite off the Island of Elba, Italy Alessandra Sciarra, Anna Saroni, Giuseppe Etiope...serpentinized peridotite off the Island of Elba, Italy, Applied Geochemistry (2018), doi: https://doi.org/10...serpentinized peridotite off the Island of Elba, Italy Alessandra Sciarra1,2,3*, Anna Saroni2, Giuseppe...Sezione Roma 1, via di Vigna Murata 605, 00143, Rome, Italy. 2 Department of Physics and Earth Sciences University...University of Ferrara, Via Saragat 1, 44122, Ferrara, Italy. 3 Consiglio Nazionale delle Ricerche – Istituto |  | | Journal (article/letter/editorial) | | lsotopica, CNR, Via C. Maffi, 36. 1-56100 Pisa, Italy L, Dipartimento di Scienze della Terra, Unicersith...Unicersith di Genoca, Corso Europa 26, 1-16132 Genova, Italy Received 5 September 1995: accepted 14 February...plagiogranites from the Northern Apennines were taken in the Bracco unit. All these units have been affected by Alpine...samples, and prehnite-pumpellyite facies in the Bracco Unit, which has additionally been affected by rodingitization... @ sample location Ligurian- Piemonteseunits Bracco Unit Main ophio|iticbodies of the Ligurian- Piemonteseunits |  | | Journal (article/letter/editorial) | | Geologia dell'Universitgt di Firenze, Florence (Italy) (Received August 1, 1968) SUMMARY Magmatic activity...visible. The granite from three outcrops in the Liguria-Emilia Apennines have been dated by EBERHARDT et...typical outcrop of Pratomollo (Monte Aiona, eastern Liguria) peridotite contains olivine, clinopyroxenes and...by BEZZl and PICCARDO(1970) from the Bracco area (eastern Liguria). The cumulus minerals are olivine and...and Piccardo (personal communication, 1970) found spinel-plagioclase lherzolites with tectonite structure |  | Alt, Jeffrey C., Shanks, W.C., Crispini, Laura, Gaggero, Laura, Schwarzenbach, Esther M., Früh-Green, Gretchen L., Bernasconi, Stefano M. (2012) Uptake of carbon and sulfur during seafloor serpentinization and the effects of subduction metamorphism in Ligurian peridotites. Chemical Geology, 322. 268-277 doi:10.1016/j.chemgeo.2012.07.009 | Journal (article/letter/editorial) | | University of Genova, Corso Europa 26, 16132 Genova, Italy d Dept. Earth Sciences, ETH Zurich, CH-8092 Zurich...not known. Ophiolites in the northern Apennines (Italy) are fragments of oceanic lithosphere similar to...of oceanic basement from two areas in northern Italy, the northern Apennine ophiolites and the Voltri...al., 2004; Piccardo, 2008; Menna, 2009). In the Bracco area (Fig. 1C), a large (several kilometers) gabbro...peridotite (within 10–20 m of the contact) in the Bracco area, ~1 km NW of Mt. St. Agata (Fig. 1C; Table |  | | Journal (article/letter/editorial) | | from East Ligurian ophiolites (Northern Apennines, Italy): constraints on the origin of syndeformation fluids...di Pavia, Via Abbiategrasso 209, 1-27100 Pavia, Italy C.N.R.-Centro di Studio per la Cristallochimica...Pavia, Italy ' ABSTRACT Mg-gabbros from East Ligurian ophiolites (Northern Apennines, Italy) display...the northernmost sector of the Apennines, East Liguria, two main groups of ophiolitic units, the so-called...Northern Apennines (2) - Corsica (3). Internal (Bracco-Val Graveglia unit) and External Liguride ophiolites |  | | Journal (article/letter/editorial) | | oceanic basins and Northern Apennine ophiolites (Italy) - A comparison Rl~JEAN HI'BERT 1, GIANCARLO SERRI...2Dipartimento di Scienze della Terra, 1-56100 Pisa (Italy) 3IFREMER, Centre de Brest, F-29273 Brest Cddex...oceanic basins and Northern Apennine ophiolites (Italy) - A comparison. In: L. Beccaluva (Guest-Editor)...found in tectonite peridotites. The coexisting spinel is typically a Ti-chromite with high Cr# (43-60)...before the deposition of the sedimentary cover. The Bracco Massif is the best preserved plutonic sequence |  | Artioli, G., Pavese, A., Bellotto, M., Collins, S. P., Lucchetti, G. (1996) Mn crystal chemistry in pumpellyite; a resonant scattering powder diffraction Rietveld study using synchrotron radiation. American Mineralogist, 81 (5) 603-610 doi:10.2138/am-1996-5-607 | Journal (article/letter/editorial) | | Scienzedella Terra, Universiti di Milano, I-20133 Milan, Italy '?InstitutFrancais du Petrole, BP 31 I, F-92506...Scienzedella Terra, Universitd di Genova, l-16132 Genoa, Italy Arsrnlcr The present study attempts to clarify...brecciasof samples are ,OH". the Bracco ophiolites (Eastern Ligurian Apennines, Italy), and their chemistry is...ophiolitic complexes ofthe Passodel Bracco,EasternLigurian Apennines,Italy (Lucchetti 1983).The Mn resultsfrom...Hausmannite has the and 1.909083(4) 11.900217(4) normal spinel structure, with complete partitioning of Mn2* in |  | Picazo, S., Müntener, O., Manatschal, G., Bauville, A., Karner, G., Johnson, C. (2016) Mapping the nature of mantle domains in Western and Central Europe based on clinopyroxene and spinel chemistry: Evidence for mantle modification during an extensional cycle. Lithos, 266. 233-263 doi:10.1016/j.lithos.2016.08.029 | Journal (article/letter/editorial) | | Western and Central Europe based on clinopyroxene and spinel chemistry: evidence for mantle modification during...Western and Central Europe based on clinopyroxene and spinel chemistry: evidence for mantle modification during...Western and Central Europe based on clinopyroxene and spinel chemistry: evidence for SC RI PT mantle modification...clinopyroxene from the inherited domain equilibrated in the spinel peridotite field and are too enriched in Na2O and...characteristics of mantle domains based on clinopyroxene and spinel compositions are compiled on present-day and paleogeographic |  | | Journal (article/letter/editorial) | | convergent margin deposits in the Northern Apennines, Italy 1938-2839 Geology Review, 0020-6814 TIGR International...Università di Pisa, Pisa, Italy; bIstituto di Geoscienze e Georisorse, CNR, Pisa, Italy (Accepted 7 December...Late Cretaceous–middle Eocene; Northern Apennines, Italy Introduction The Apennines and the Western Alps...Alps, making up the structural framework of Italy, and the Alpine sector of the island of Corsica, are all...in the tectonic maps (i.e. Structural Model of Italy, CNR-Progetto Finalizzato Geodinamica 1992), these |  | | Journal (article/letter/editorial) | | contrasts within the Internal Liguride ophiolite (N. Italy): the lack of a genetic mantle–crust link Elisabetta...Studi di Milano, Via Botticelli 23, 20133 Milan, Italy b Max-Planck-Institut für Chemie, Postfach 3060...the Internal Liguride Units (Northern Apennines, Italy), and the results are discussed in the framework...17]. They outcrop in Eastern Liguria (Fig. 1) and belong to the Bracco–Val Graveglia Unit [14,18,19]...relationships with the serpentinites (e.g. in the Bracco area, [19]). No primary relationships have been |  | | Journal (article/letter/editorial) | | and Modern Analogues” that was convened in Parma (Italy) from September 30 to October 2, 2009. The workshop...a slightly depleted asthenospheric source under spinel facies conditions. It is proposed that the orthopyroxene...refractory harzburgites, together with high-Cr# spinel-bearing dunites and orthopyroxenites, most likely...External Ligurian ophiolites (Northern Apennines, Italy). These ophiolites are commonly attributed to an...Sila Unit, in the Northern Calabrian Arc (Southern Italy). These rocks were probably emplaced at the base |  | Renna, Maria Rosaria, Armandola, Sonia, Becker, Harry, Sanfilippo, Alessio, Tribuzio, Riccardo, Wang, Zaicong (2021) Fractionation of highly siderophile and chalcogen elements in the lower oceanic crust: Insights from the troctolites of the Alpine-Apennine Jurassic ophiolites. Lithos, 380. 105873pp. doi:10.1016/j.lithos.2020.105873 | Journal (article/letter/editorial) | | della Terra, -p Università di Messina, Messina, Italy Fortescue Metals Group Ltd, Perth, Australia c...Istituto di Geoscienze e Georisorse, C.N.R., Pavia, Italy f State Key Laboratory of Geological Processes...della Terra, -p Università di Messina, Messina, Italy Fortescue Metals Group Ltd, Perth, Australia c...Istituto di Geoscienze e Georisorse, C.N.R., Pavia, Italy f State Key Laboratory of Geological Processes...z d T U v d ’Amb U v G m y àd P v Pavia, Italy ur na m F lP G re b Jo China University |  | Vannucci, R., Rampone, E., Piccardo, G. B., Ottolini, L., Bottazzi, P. (1993) Ophiolitic magmatism in the Ligurian Tethys: an ion microprobe study of basaltic clinopyroxenes. Contributions to Mineralogy and Petrology, 115 (2) 123-137 doi:10.1007/bf00321215 | Journal (article/letter/editorial) | | Universit&di Pavia, via Bassi 4, 1-27100Pavia, Italy CNR - Centro di Studio per la Cristallochimica e...la Cristallografia, via Bassi 4, 1-27100Pavia, Italy 3 Dipartimento di Scienze della Terra, Universitg...Universitg di Genova, corso Europa 30, 1-16132Genova, Italy ReceivedNovember 23, 1992 / Accepted May 20, 1993...by varying degrees of fractional melting in the spinel stability field, lower for the EL (a few percent)...probe study the well known rock samples from the Bracco Unit. Geologic setting, petrography, mineralogy |  | | Journal (article/letter/editorial) | | Petrografia. Universita di Genova. 16132 Genova. Italy (Received 30 March 1978; accepred iu rcuised...thrust sheet of the Gruppo di Voltri. western Liguria: three samples are from all~hthonous eastern Ligurian...with the upper mantle than those from eastern Liguria. The lherzolite samples have nearly identical bulk-rock...presented in Fig. I. Local geologic relationships for Liguria are shown in Fig. 2. The Late Cretaceous-Eocene...complex in the Alps-the Gruppo di Voltri massif * Liguria is divided into eastern ant western portions by |  | | Journal (article/letter/editorial) | | evolutions in the Alpine-Apenninic ophiolites (France-Italy-Switzerland-Austria) JACQUELINE DESMONS Centre de...evolutions in the Alpine-Apenninic ophiolites (France-Italy-SwitzerlandAustria). In: L. Beccaluva (Guest-Editor)...(Zermatt Zone including the Voltri Group, Internal Liguria, lower zone in the Tauern Window) are distinguished...E n = Upper Engadin Window; G = Giglio; G e - - Genoa; G n = Geneva; M-- Milano; M a = Malenco; N = Napoli;...applies to the whole marginal basin; the terms of Liguria and Piemonte (in the original, Italian, spelling) |  | | Journal (issue) | | Articles The Val Graveglia m anganese district, Liguria, I t a ly .......................................Donato, Italy macco.marchesini@agip.it Renato Pagano Casella Postale 37 1-20092 Cinisello, Italy renpagan@tin... Figure 1. The Val Graveglia area, Genoa Province, Northern Italy. 1— Cassagna mine 2—Gambatesa mine...manganese district of Val Graveglia in northern Italy produced over one million tons of high-grade ore...coastal region of the Tyrrenian Sea is called Liguria: the name is from an ancient people known as the |  | | Journal (article/letter/editorial) | | Istituto di Mineralogia, Universit~ di Parma, Parma (Italy) R.S. THORPE and P.J. POTTS Department of Earth...Eastern Alps, Corsica and the Northern Apennines (Liguria). The chemical characteristics of the metabasalts...The estimated REE pattern of the source of the Liguria-type metabasalts corresponds to the pattern for...extraction of some ophiolitic lavas. While the Liguria-type ophiolitic metabasalts might represent products...Voltri Group (Western Liguria) [6] and some ophiolite outcrops of Calabria, southern Italy [7]. As in the Western |  | | Journal (article/letter/editorial) | | 16132 Genova, Italy ‘Dipartimento di Scienze della Terra, Via Botticelli 23, 20133 Milano, Italy 3Dipartimento...Science della Terra, Via Ferrata 1, 27100 Pavia, Italy 4C.N.R Centro di Studi per la Cristallogrtia e la...la Cristallochimica, Via Ferrata 1, Pavia, Italy (Received November 13, 1996; accepted in revised form...from the Internal Ligurides (Northern Apennine, Italy) and Mt. Maggiore (Corsica), and (2) olivine cumulates...Scienze della Terra, Via Botticelli 23, Milano, Italy. +Author to whom correspondence should be addressed |  | | Journal (article/letter/editorial) | | Università di Ferrara, Via Saragat 1, 44122 Ferrara, Italy 2 Dipartimento di Scienze della Terra, Università...Università di Firenze, Via G. La Pira 4, 50121 Florence, Italy ocean ridge. REE, Th, and Nb partial melting modelling...al. 2001). Lherzolites largely prevail, whereas spinel harzburgites and dunitic lenses are very scarce...and ultramafic cumulitic bodies of wehrlites and spinel-bearing mela-troctolites (Tartarotti and Vaggelli...peridotite stability field and continuing in the spinel-facies peridotite. In order to constrain the possible |  | | Journal (issue) | | 2000 mineraal van de maand ganophylliet roberto bracco vertaling : rik dillen Inleiding en geologische...de maand van oktober 1999) verwijzen we naar R. Bracco en H. Dillen (1999). In dit artikel werd het gebied...matrix. Molinello, Val Graveglia, Italië. Foto R. Bracco ©. dunne siliciumrijke laag met Geonieuws 25(2)... Val Graveglia, Italië. Verzameling en foto R. Bracco ©. 46 Geonieuws 25(2), februari 2000 Goedgevormde...minerlaogia in Liguria". Sagep editrice, Genova (with updates published in 1988, 1990 and 1995). Bracco R. , Dillen |  | STRATING, E. H. H., RAMPONE, E., PICCARDO, G. B., DRURY, M. R., VISSERS, R. L. M. (1993) Subsolidus Emplacement of Mantle Peridotites during Incipient Oceanic Rifting and Opening of the Mesozoic Tethys (Voltri Massif, NW Italy) Journal of Petrology, 34 (5) 901-927 doi:10.1093/petrology/34.5.901 | Journal (article/letter/editorial) | | Opening of the Mesozoic Tethys (Voltri Massif, NW Italy) department of Geology, Institute of Earth Sciences...Dipartimento di Scienze della Terra, Universitd di Genova, Italy 3 Research School of Earth Sciences, ANU, Canberra...Erro-Tobbio (ET) peridotite (Voltri Massif, NW Italy) represents a fragment of subcontinental mantle...peridotite is dominated by spinel-bearing lherzolites, with minor dunites, spinel websterites and plagioclase-bearing...plagioclase-bearing lherzolites. Granular spinel lherzolites in the ET peridotite are transected by five generations |
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