 | Michard, André, Feinberg, Hugues, El-Azzab, Driss, Bouybaouene, Mohamed, Saddiqi, Omar (1992) A serpentinite ridge in a collisional paleomargin setting: the Beni Malek massif, External Rif, Morocco. Earth and Planetary Science Letters, 113 (3) 435-442 doi:10.1016/0012-821x(92)90144-k | Journal (article/letter/editorial) | | 75231 Paris Cedex 05, France b Facult# des Sciences, D~partement des Sciences de la Terre, BP 1014, Rabat...northern Morocco the Beni Malek serpentinised peridotite massif is included in a low-grade metasedimentary...marginal sedimentary prism. We connect the ultramafic outcrop with a regional, N E - S W trending magnetic anomaly...du CNRS, 24 rue Lhomond, 75231 Paris Cedex 05, France. dotites are also found. By contrast, in the BeticMaghrebide...In this paper we focus on a serpentinised peridotite outcrop, the Beni Malek massif in the Eastern Rif |  | | Journal (article/letter/editorial) | | P. Zeck of ‘Structural Petrology of the Ronda Peridotite, SW Spain: Deformation History’ DIRK VAN DER...to motivate our structural study of the Ronda peridotite in the western Sierra Bermeja. Obviously, our...hypotheses against the structural history of the peridotite outcrop in question, i.e. that of the Sierra Bermeja...inconsistent with other kinematic data from the two main peridotite outcrops (the Sierra Bermeja and Sierra Alpujata)...development of a Seiland subfacies granular spinel peridotite domain, which therefore postdates the foliated |  | | Journal (article/letter/editorial) | | alternative model for the emplacement of the Ronda peridotite Miguel Doblas 1 and R o b e r t o Oyarzun z t...alternative model for the emplacement of the Ronda peridotite (Betic Alpine orogenic belt, southern Spain)...rift environment. 1. Introduction The Ronda peridotite forms two large ultramafic bodies (--300 km2;...internal domain (Betic zone s.s.), where the peridotite crops out, is divided into three structural units...overlain by Pliocene turbidites [8]. The Ronda peridotite consists of harzburgites and lherzolites, with |  | | Journal (article/letter/editorial) | | Metasomatic reaction bands at the Mt. Hochwart gneiss-peridotite contact (Ulten Zone, Italy): insights into fluid-rock...Abstract We investigated the contact zone between peridotite lenses and host gneisses located on the northern...ultramafic body consists of a hectometre-sized garnet peridotite and harzburgite lens. The reaction zone shows...-rich rocks from the host gneiss towards the peridotite. In some cases, lenses of serpentine and talc...dikes with pegmatoid texture also crosscut the peridotite body. Phlogopite aggregates with accessory zircon |  | Marocchi, Marta, Hermann, Jörg, Tropper, Peter, Bargossi, Giuseppe Maria, Mair, Volkmar (2010) Amphibole and phlogopite in “hybrid” metasomatic bands monitor trace element transfer at the interface between felsic and ultramafic rocks (Eastern Alps, Italy) Lithos, 117 (1) 135-148 doi:10.1016/j.lithos.2010.02.011 | Journal (article/letter/editorial) | | talc. Zone 3 grades into an amphibole–garnet peridotite lens. This reaction zone has been generated by...(gneiss) and a trace element depleted reservoir (peridotite) allows assessment of local trace element mobility...aqueous fluids. We present the results of in situ LA-ICP-MS trace element analysis of minerals from the...Boucicaut, Bat 7, 140 Rue de Lourmel 75015 Paris, France. 0024-4937/$ – see front matter © 2010 Elsevier...the gneiss–peridotite interface (Tumiati et al., 2007; Marocchi et al., 2009). The peridotite body presented |  | Bodinier, J.-L., Garrido, C. J., Chanefo, I., Bruguier, O., Gervilla, F. (2008) Origin of Pyroxenite-Peridotite Veined Mantle by Refertilization Reactions: Evidence from the Ronda Peridotite (Southern Spain) Journal of Petrology, 49 (5) 999-1025 doi:10.1093/petrology/egn014 | Journal (article/letter/editorial) | | Pyroxenite^Peridotite Veined Mantle by Refertilization Reactions: Evidence from the Ronda Peridotite (Southern...BATAILLON, 34095 1 MONTPELLIER, FRANCE 2 INSTITUTO ANDALUZ DE CIENCIAS DE LA TIERRA (IACT), CSIC & UNIVERSIDAD...PUBLICATION APRIL 10, 2008 The Ronda orogenic peridotite (southern Spain) contains a variety of pyroxene-rich...websterites. The ‘asthenospherized’ part of the Ronda peridotite contains abundant layered websterites (‘group...trace-element, and numerical modellingstudy ofa layered outcrop ofgroup C pyroxenite near the locality of Tolox |  | | Journal (article/letter/editorial) | | Sup&ieure de GOologie, BP 20, 54501 Vandoeuvre Cedex, France Received March 1, 1991; revised version accepted...amphiboles include pargasite from the Lherz peridotite, Pyrdndes (France), and kaersutite and pargasite in ultramafic...xenoliths and megacrysts from the Massif Central (France), Nunivak Island (Alaska) and Salt Lake Crater...disseminated pargasite from the Lherz peridotite in the Pyrrnres (France), and kaersutite and pargasite in...nephenilitic volcanics from the Massif Central (France), Nunivak Island (Alaska) and Salt Lake Crater |  | Marocchi, M., Marschall, H. R., Konzett, J., Tropper, P., Ludwig, T., Mair, V., Bargossi, G. M. (2011) Metasomatic tourmaline in hybrid contact-bands between gneiss and peridotite in the Ulten zone of the Eastern Italian Alps: chemistry and boron isotopic composition. The Canadian Mineralogist, 49 (1) 245-261 doi:10.3749/canmin.49.1.245 | Journal (article/letter/editorial) | | TOURMALINE IN HYBRID CONTACT-BANDS BETWEEN GNEISS AND PERIDOTITE IN THE ULTEN ZONE OF THE EASTERN ITALIAN ALPS:...et Marie Curie, 4, place Jussieu, F–75005 Paris, France Horst R. MARSCHALL¶ Department of Earth Sciences...of aqueous fluids. These hybrid bands at the peridotite– gneiss contact comprise phlogopite and anthophyllite...mineralogist Sommaire Les roches ultrabasiques de la zone de mélange à haute pression de Ulten (UZ), dans... zircon, apatite et allanite. Nous décrivons ici la présence exceptionnelle de cristaux centimétriques |  | Hekinian, R., Bideau, D., Cannat, M., Francheteau, J., Hébert, R. (1992) Volcanic activity and crust-mantle exposure in the ultrafast Garrett transform fault near 13°28′S in the Pacific. Earth and Planetary Science Letters, 108 (4) 259-275 doi:10.1016/0012-821x(92)90027-s | Journal (article/letter/editorial) | | Centre de Brest, DRO / GM, B.P. 37, 29287 Plouzan~ France b URA 1278-GDR 910, "GEDO", B.P. 337, Universit~...Brest, France c Institut de Physique du Globe de Paris, 4 place Jussieu, 75252 Paris, France a Universitd...the emplacement of a sliver of serpentinized peridotite located in an area about 2 km wide and 10 km...metabasalt (Mb) and dolerite and serpentinized peridotite ( p ) from the Median Ridge (dives GN03, 13,...thickness (hundreds of metres) of the erpentinized peridotite and gabbros is found along dive GN14 and GN03 |  | | Journal (article/letter/editorial) | | Occidentale, 6 at,enue Le Gorgeu, 29287Brest Cddex, France b IFREMER-GDR, "Gdn~se et Et~olution des Domaines...IFREMER Centre de Brest, BP70, Plouzand Cddex, France Received July 25, 199l; revision accepted December...Bretagne Occidentale, 6 av. Le Gorgeu, 29287 Brest, France matically starved portions of a ridge axis, along...rock descriptions The 16°52'N serpentinized peridotite outcrop (dredge 13, Fig. 1) lies on the eastern rift...from large transform faults. The location of this outcrop relative to minor axial discontinuities is not |  | | Journal (article/letter/editorial) | | in garnet- and spinel-bearing high-temperature peridotite bodies in the southern Bohemian massif (lower...composition similar to harzburgites at the same outcrop (QOsi of 32.7 to 33.9), the change in QOsi requires...However, in some recent studies of lithospheric peridotite xenoliths, model age results cannot be related...the interaction with melt or £uid. Studies of peridotite xenoliths from convergent plate margins yielded...small-scale introduction of Re and radiogenic Os in peridotite xenoliths from Tanzania by in¢ltrating silicate |  | | Report (issue) | | 1818 00016298 0 2 t P^ 3 The Yellow Dog Peridotite and A Possible Buried igneous Complex of Lower...Yellow Dog Peridotite 2.--Electron microprobe anJyses of olivines from the Yellow Dog Peridotite 3.--Electron...from the Yellow Dog Peridotite 4.--Trace element content of the Yellow Dog Peridotite 5.--Comparison of...for average ultraniafic rocks and Yellow Dog Peridotite 6.--Summary of data and interpretation of anomalies... ' I i! c. Abstract Partly serpentinized peridotite of early Keweenawan age crops out in two places |  | | Journal (article/letter/editorial) | | intrusion centre of Tertiary igneous rocks, mainly peridotite, gabbro, granophyre and felsite, emplaced in...with the upheaval of the adjacent Tomdonian. The outcrop of the mylonite zone has been traced by Black for...coupled with a northward protrusion of the great peridotite complex. I did so because, accepting the granophyre...moiety of the gap is occupied by cross-cutting peridotite; but immediately to the west Black has found...eastwards, and later been melted by adjoining peridotite. The following two bits of evidence are suggestive |  | Mazzeo, F.C., Zanetti, A., Aulinas, M., Petrosino, P., Arienzo, I., D’Antonio, M. (2017) Evidence for an intra-oceanic affinity of the serpentinized peridotites from the Mt. Pollino ophiolites (Southern Ligurian Tethys): Insights into the peculiar tectonic evolution of the Southern Apennines. Lithos, 284. 367-380 doi:10.1016/j.lithos.2017.04.019 | Journal (article/letter/editorial) | | at the Centres Científics i CE P Tecnològics de la Universitat de Barcelona (CCiTUB), Spain. The volatile...ablation-inductively coupled plasma-mass spectrometry (LA-ICP-MS) at CNR–Istituto di Geoscienze e Georisorse...rocks point to the occurrence of two different peridotite types (Figs. 4a-4d). The samples EP5, SSL8, SSL9...content shows a notable difference between the two peridotite types (Fig. 5a). Indeed, ACCEPTED MANUSCRIPT...in the range of CE P 0.94-0.98 GPa for both peridotite types, a value close to that of the plagioclase-spinel |  | | Journal (article/letter/editorial) | | du Globe, 4 place Jussieu, 75252 Paris Cedex 05 (France) Received October 1, 1987; revised version received...processes, or as peridotite massifs tectonically emplaced into orogenic regions. The peridotite massifs known...consist of 90-95% lherzolites, mostly in the spinel-peridotite facies, and 5-10% pyroxenite layers. These layers...samples from the peridotite massif of Zabargad (Red Sea). Although this peridotite massif was emplaced...m--- --:- KINZIGITE --- :.i -~.- rTq E~] PERIDOTITE r£cEf SERPENTINE Lh 23 Lh22(P2,P5,P6) Lh22(LI |  | | Report (issue) | | 17 (see Fig. 1), progressive replacement of peridotite by dolomite was observed below a depth of 29...others, 1911) noted that gabbro (minverite) and peridotite (picrite) were "so intimately associated as to...macroscopic layering, and alternations of gabbro and peridotite were observed by I.G.S. in borehole cores. McDonald...Whether the lampro phyres are coeval with the peridotite, are cut by it or transect it at depth, remains...Such considerations would place the age of the peridotite at about 260 Ma, or perh ap s a little earlier |  | | Journal (article/letter/editorial) | | Bermeja (Southern Spain), one of the largest peridotite outcrops on Earth. In this location—of particular...between the soils formed on serpentinite and peridotite substrates, although different values were obtained...units; Sierra Bermeja 1. Introduction Although peridotite rocks appear all over the world and represent... Specifically, serpentinitic soils formed on peridotite rocks are often of ecological importance due...into geochemical and soil formation processes on peridotite rocks at a local scale. For example, the residence |  | | Report (issue) | | differentiate represented by a pyroxenite and peridotite mass almost completely altered to serpentine...rock. It seems probable that the serpentinized peridotite-pyroxenite series represents a floor phase of...derived from the peridotite magma caused both the serpentinization of the peridotite and the subsequent...cites the common occurrence of albitic veins in peridotite as an evidence of the expulsion of sodic vapors...a highly magnesian peridotite magma and that the serpentinization of the peridotite has been effected |  | Fernàndez, Manel, Torne, Montserrat, Vergés, Jaume, Casciello, Emilio, Macchiavelli, Chiara (2019) Evidence of Segmentation in the Iberia–Africa Plate Boundary: A Jurassic Heritage?. Geosciences, 9 (8) 343 doi:10.3390/geosciences9080343 | Journal (article/letter/editorial) | | Guadalquivir–Portimao Bank; RPM: Peridotite Massif; BB: Beni–Bousera peridotites. Ronda Peridotite Massif; BB: Beni–Bousera...Bank; GPB: Guadalquivir–Portimao Bank; RPM: Ronda Peridotite Massif; background as in Figure 1. GB: Gorringe...Bank; RPM: Ronda BB: Beni–Bousera peridotites. Peridotite Massif; BB: Beni–Bousera peridotites. After...Guadalquivir–Portimao Bank (GPB), and the Ronda Peridotite Massif (RPM), with the RPM extending some tens...Guadalquivir–Portimao Bank (GPB), and the Ronda Peridotite Massif (RPM), with the RPM extending some tens |  | Lo Pò, Deborah, Braga, Roberto, Tropper, Peter, Konzett, Jürgen, Mair, Volkmar, Bargossi, Giuseppe Maria (2020) Polymineralic inclusions as tracers of multistage metasomatism in a paleo mantle wedge. Lithos, 364. 105517pp. doi:10.1016/j.lithos.2020.105517 | Journal (article/letter/editorial) | | mantle minerals. We have made a study on a garnet-peridotite from the Variscan Ulten Zone (Eastern Alps, Italy)...a garnet-peridotite from the Ulten Zone, in the Eastern Alps (Italy). The studied peridotite was sampled...This stage is represented by rare spinel-bearing peridotite showing coarse-grained, - the pressure peak...1c). The Hochwart outcrop (N 46°31’4”, E 10°59’55”) contains crustal- and peridotite contact rocks, crosscut...dolomite, phlogopite, margarite, chlorite, dissakisite-(La) (a REE-bearing Mg-allanite discovered for the first |  | Lapen, Thomas J., Medaris, L. Gordon, Beard, Brian L., Johnson, Clark M. (2009) The Sandvik peridotite, Gurskøy, Norway: Three billion years of mantle evolution in the Baltica lithosphere. Lithos, 109 (3) 145-154 doi:10.1016/j.lithos.2008.08.007 | Journal (article/letter/editorial) | | o m / l o c a t e / l i t h o s The Sandvik peridotite, Gurskøy, Norway: Three billion years of mantle...Geothermobarometry Sm–Nd geochronology Western Gneiss Region Peridotite a b s t r a c t The Sandvik ultramafic body,...repeated orogenic/magmatic events. The Sandvik peridotite body and nearby outcrops record four paragenetic...am (high-Al), at 700 °C and 1.0 GPa. A nearby outcrop contains a fourth assemblage consisting of ol+...opx + am. Lu–Hf and Re–Os model ages of garnet peridotite indicate melt depletion at 3.3 Ga [Beyer, E.E |  | | Journal (article/letter/editorial) | | eclogites. The dunites of the large Almklovdalen peridotite body have extremely depleted compositions (Mg-number...garnet peridotite *Corresponding author. E-mail: ebeyer@els.mq.edu.au INTRODUCTION Peridotite bodies...2000). Variously called ‘orogenic peridotites’, ‘peridotite massifs’ and ‘alpine-type peridotites’, they...that range in outcrop dimensions from 1 m2 to >100 km2. These tectonically emplaced peridotite complexes...Carswell et al. (1999)]. There are hundreds of peridotite bodies in the WGR, some of which are interpreted |  | | Report (volume) | | Survey, a description of the Corundum and the Peridotite Deposits of Western North Carolina, pre¬ pared...Topographic forms. Superficial aspects . Ecology of the peridotite areas. 61 62 64 Chapter III.—-Petrography of...County, North Carolina. Elf dunite. Elf amphibole-peridotite. Elf troctolite. Elf amphibolite. Elf gabbro...area. Buck Creek dunite. Buck Creek amphibole-peridotite. Buck Creek troctolite and olivine-gabbro. Corrosion...Glenville. Harzburgite on Big Ridge. Amphibole-peridotite of Shoal Mountain. Vicinity of French Broad River |  | Consuma, Giulia, Braga, Roberto, Giovanardi, Tommaso, Bersani, Danilo, Konzett, Jürgen, Lugli, Federico, Mazzucchelli, Maurizio, Tropper, Peter (2020) In situ Sr isotope analysis of mantle carbonates: Constraints on the evolution and sources of metasomatic carbon-bearing fluids in a paleo-collisional setting. Lithos, 354. 105334 doi:10.1016/j.lithos.2019.105334 | Journal (article/letter/editorial) | | veins having re -p Keywords: Carbon Cycle; peridotite; mantle-wedge; In situ Sr isotope; metasomatism;...multiple metasomatic history of the Ulten Zone (UZ) peridotite (northern Italy) to illustrate the formation... ro spinel-peridotite to high-pressure fine-grained garnet-bearing amphibole-peridotite and, finally...the occurrence of a pale green amphibole in the peridotite matrix (Obata and Morten, 1987). However, Journal...Phlogopite, apatite, dolomite and rare dissakisite-(La) occur as accessories (Tumiati et al., 2007). Fine-grained |  | | Journal (article/letter/editorial) | | serpentinization, oxidation and weathering of mantle peridotite at low temperatures Research Juan Carlos de...serpentinization, oxidation and weathering of mantle peridotite at low temperatures. Phil. Trans. R. Soc. A 378:... c.4750601. JCO, 0000-0002-9962-8177 Mantle peridotite in Wadi Fins in eastern Oman exhibits three concentric...alteration zones are evident from their colouration in outcrop and hand samples: green and red. These zones exhibit...and elsewhere by fluvial conglomerates rich in peridotite cobbles. This was followed by a marine transgression |
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