 | Zaccaria, Daria, Vicentini, Noemi, Perna, Maria Grazia, Rosatelli, Gianluigi, Sharygin, Victor V., Humphreys-Williams, Emma, Brownscombe, Will, Stoppa, Francesco (2021) Lamprophyre as the Source of Zircon in the Veneto Region, Italy. Minerals, 11 (10) 1081 doi:10.3390/min11101081 | Journal (article/letter/editorial) | | minerals Article Lamprophyre as the Source of Zircon in the Veneto Region, Italy Daria Zaccaria 1 ,...Brownscombe, W.; Stoppa, F. Lamprophyre as the Source of Zircon in the Veneto Region, Italy. Minerals DiSPUTer...University âG. dâAnnunzioâ Chieti-Pescara, 66100 Chieti, Italy; daria.zacca@hotmail.it (D.Z.); noemi.vicentini@unich...in length, occur in alluvial deposits from the Veneto area. They are likely derived from the disaggregation...calcite-bearing felsic lithics and their debris in lamprophyre breccia. We present 36 new complete UâPb and |  | | Journal (article/letter/editorial) | | della Terra, UniversitaÌ bG.dâAnnunzioQ,Chieti, Italy Department of Mineralogy, The Natural History Museum...pre-Pleistocene alkaline mafic magmatic activity in Italy and have been described from several localities...Cretaceous alkaline lamprophyres of Southern Tuscany, Italy. Lithos.) suggest a mantle origin for these rocks...rights reserved. Keywords: Lamprophyres; Carbonate; Italy; Carbonatite 1. Introduction Alkaline and ultramafic... doi:10.1016/j.lithos.2005.03.025 activity in Italy but are the subject of only a few published studies |  | | Book | | the petrography of the interesting and unique nepheline syenite massif of Ditro in Transylvania, on which...names for the various âfoidâ root names, e.g. nepheline syenite; and 34 are rock terms. The Bibliography...and was followed by Bruno Zanettin (1980â 1984, Italy), Mike Le Bas (1984â2001, UK) and Bernard Bonin...(1975â80, Switzerland), Giuliano Bellieni (1980â84, Italy) and Alan Woolley (1984â2001, UK). During this time...melilite-bearing rocks that were previously included in the lamprophyre classification are now classified under melilite-bearing |  | | Journal (article/letter/editorial) | | Geochemistry of lamprophyres from the Western Alps, Italy: implications for the origin of an enriched isotopic...spessartites, kersantite) from the Western Alps, northern Italy, represent small volume, mafic melts with high Mg#s...Tertiary. Keywords Italy Subduction Metasomatism Geodynamics Lamprophyre Introduction The Cenozoic...Cenozoic igneous rocks of Italy have been studied extensively since the early 1900s, and are well-known...chain, ultrapotassic and potassic rocks in central Italy, calc-alkaline rocks in the Aeolian Islands, and |  | | Journal (article/letter/editorial) | | Examples from Italy Aldo Durazzo a a University of Camerino , Camerino MC, 62032, Italy Published online:...Petrogenesis of Ultramafic Rocks: Examples from Italy, International Geology Review, 41:2, 175-190, DOI:...Rocks: Examples from Italy 1 ALDO DURAZZO University of Camerino, 62032 Camerino MC, Italy Downloaded by...were performed on two ultramafic occurrences in Italy to reconstruct their genetic history. An alnöitic...basanite in the Lessini Mountains, in the Veneto region of Italy. All of them present distinct petrographic |  | | Journal (article/letter/editorial) | | turbid groundmass of diopsidic clinopyroxene, nepheline, kalsilite, titanomagnetite, phlogopite, analcime...may be classified within the "calc-alkaline" lamprophyre group of the lUGS classification scheme (Strecheisen...titanomagnetite Chromite occurs in the hornblende-lamprophyre A4 as euhedralanhedral groundmass grains and...Ankaratrite; PL = Phlogopite Lamprophyre; H L = Hornblende Lamprophyre; H K A = High-K Andesite. Grain...that contains feldspathoids. The kalsilite and nepheline of Bl16 are confined to the groundmass and consist |  | | Journal (article/letter/editorial) | | Titanian Phlogopite from a Lamprophyre of the Gargano Promontory (Apulia, Southern Italy) Gennaro Ventruti 1...University of Bari, Via Orabona 4, I 70125 Bari, Italy; alfredo.caggianelli@uniba.it (A.C.); vincenzo.festa@uniba...sezione di Pavia, via Ferrata, 1, I 27100 Pavia, Italy; antonio.langone@igg.cnr.it Correspondence: gennaro...Mesozoic limestones of the Gargano Promontory (Apulia, Italy). The rock containing the barian titanian phlogopite...phlogopite, an olivine-clinopyroxene-rich lamprophyre with nepheline and free of feldspars, has been classified |  | | Journal (article/letter/editorial) | | than other mafic cumulates or lamproite and lamprophyre, which suggests that the Mlindi rocks crystallized..."Chilwa Alkaline Province", composed of roughly circular quartz syenite bodies with nepheline syenite intrusions...intrusions and alkaline granite; this province was an area of alkaline magmatism from the Jurassic to the...basement, but does not belong to the Chilwa Alkaline Province since it is Ordovician in age (495 + 9 Ma, Rb/Sr...dikes and veins of pegmatite, microsyenite and lamprophyre. N '~ 1 ~/'+/Jr ,,+ X .7 ./r- + + + |  | | Journal (article/letter/editorial) | | varying amounts of olivine, melilite, phlogopite, nepheline, titanomagnetite and perovskite as major phases...breccia of alkaline nepheline-rich picrite is later intruded by ultramaÂźc lamprophyre. The Novoe body contains...autolithic kamafugite breccia, ultramaÂźc lamprophyre, and nepheline-rich alkaline picrite. Following Mitchell...Wit et al., 1988). B Shows the three ultramaÂźc lamprophyre localities as numbered circles in a blow-up of...mineral chemistry The three facies of ultramaÂźc lamprophyre are sampled from localities up to 40 km apart |  | | Report (chapter) | | PHONOLITE(b- ~ " " " 9 TRACHYTE # #9 II / s 9 NEPHELINE SYENITE S S MONZONITE 9 ADAMELLITE S~ 9 ~TEPHRITE...SANDSTONES t i l ~ N 9 NSW -- SHALES ULTRAMAFIC LAMP LAMPROPHYRE I (b) / WKB ~ 2 2 9 MBAY 9 HP 9 TUSC PPN...(1931, 1933, 1935, 1939) describe selagites from Italy which some workers (D. Velde, personal communication...Niggli (1923) introduced the term 'Mediterranean province type' for potassic alkaline rocks of syenitic...composition; the type locality was the Roman co-magmatic province whose rocks are not lamproites because of their |  | | Journal (article/letter/editorial) | | revised form 3 May 1978) The southern part of a lamprophyre dyke swarm from West Otago, New Zealand comprises...compositionally similar to volatile-rich nephelinite or nepheline basanite, and contain leucocratic ocelli and irregular...irregular vein segregations of nepheline benmoreite composition. Ocelli are commonly zoned with an upper...zoning is developed in minerals common to both lamprophyre host and ocellus. Kaersutite is progressively...crystallization. Identical glass compositions in both lamprophyre groundmass and ocellus preclude liquid immiscibility |  | Melluso, L., Sethna, S. F., D'Antonio, M., Javeri, P., Bennio, L. (2002) Geochemistry and petrogenesis of sodic and potassic mafic alkaline rocks in the Deccan Volcanic Province, Mumbai Area (India) Mineralogy and Petrology, 74 (2) 323-342 doi:10.1007/s007100200009 | Journal (article/letter/editorial) | | potassic maÂźc alkaline rocks in the Deccan Volcanic Province, Mumbai Area (India) L. Melluso1 , S. F. Sethna2...Scienze della Terra, Universita Federico II, Napoli, Italy Department of Geology, St. Xavier's College, Mumbai...tephrites, melanephelinites, nephelinites and nepheline syenites) cross-cutting the Deccan Trap lava ÂŻows...Deccan, though slightly more potassium-rich. The nepheline-rich rocks have highly porphyritic textures (up...Deccan Traps and identify a new endmember in this province, that could be identiÂźed as ``Lewisian-type'' |  | | Report (chapter) | | quartz). Four welldefined 'branches' of the lamprophyre 'clan' have distinctive compositions: calc-alkaline...including kimberlites as a fifth branch of the lamprophyre clan. Synoptic plots and tables, based on some...'leucite-monchiquite' (Beger 1923), 'diopside-lamprophyre' (Knopf 1936) and even 'mafic phonolite' (Buie...authors) are regarded as a fourth 'branch' of the lamprophyre 'clan'; they share all the characteristics defined... 2014 Nature of lamprophyres branch of the lamprophyre clan (not as a single rock type). Kimberlites |  | Sahoo, Samarendra, Rao, N.V. Chalapathi, MoniĂ©, Patrick, Belyatsky, B., Dhote, Prashant, Lehmann, B. (2020) Petro-geochemistry, Sr Nd isotopes and 40Ar/39Ar ages of fractionated alkaline lamprophyres from the Mount Girnar igneous complex (NW India): Insights into the timing of magmatism and the lithospheric mantle beneath the Deccan Large Igneous Province. Lithos, 374. 105712pp. doi:10.1016/j.lithos.2020.105712 | Journal (article/letter/editorial) | | lithospheric mantle beneath the Deccan Large Igneous Province Samarendra Sahoo, N.V. Chalapathi Rao, Patrick...lithospheric mantle beneath the Deccan Large Igneous Province, LITHOS (2020), https://doi.org/10.1016/j.lithos...lithospheric mantle beneath the Deccan Large Igneous Province of Samarendra Sahoo1, N.V. Chalapathi Rao1,*...basalts (ca. 69 Myr) of the Deccan Large Igneous Province (Deccan LIP) in the Kathiawar plateau of NW India...mineral ages of fractionated (Mg#: 36.3- 43.6) lamprophyre dykes (younger intrusives) are reported from |  | | Report (volume) | | Outline of the petroIogy of the Kenya rift alkaline province 293 MACDONALD,R. Quaternary peralkaline silicic...petrochemistry of the northern part of the Chilwa alkaline province, Malawi 335 BOWDEN, P., BLACK, R., MARTIN, R...crystallization history of the Velasco alkaline province, eastern Bolivia 403 BARKER, D. S. Tertiary...alkaline magmatism in southern Greenland: the Gardar province 449 LARSEN, L. M. & SORENSEN, H. The Ilimaussaq...alumina with respect to alkalis and will have nepheline and/or acmite in their norms. In practice the |  | Leat, P. T., Riley, T. R., Storey, B. C., Kelley, S. P., Millar, I. L. (2000) Middle Jurassic ultramafic lamprophyre dyke within the Ferrar magmatic province, Pensacola Mountains, Antarctica. Mineralogical Magazine, 64 (1) 95-111 doi:10.1180/002646100549021 | Journal (article/letter/editorial) | | Middle Jurassic ultramafic lamprophyre dyke within the Ferrar magmatic province, Pensacola Mountains, Antarctica...ultramafic lamprophyre dyke is described from the otherwise tholeiitic Ferrar magmatic province of Antarctica...microphenocrysts in a groundmass of amphibole, nepheline and biotite. Carbonatitic globules contain calcite...calcite, dolomite, Fe-rich carbonate, nepheline, biotite, orthoclase, pyrite, clinopyroxene, apatite and...rock to be described from the Ferrar magmatic province. The rock has similar initial 143Nd/144Nd to OIB |  | Nosova, Anna A., Sazonova, Ludmila V., Kargin, Alexey V., Dubinina, Elena O., Minervina, Elena A. (2021) Mineralogy and Geochemistry of Ocelli in the Damtjernite Dykes and Sills, Chadobets Uplift, Siberian Craton: Evidence of the FluidâLamprophyric Magma Interaction. Minerals, 11 (7) 724 doi:10.3390/min11070724 | Journal (article/letter/editorial) | | the late fluid could leach REE from the host lamprophyre and provide for REE mobility. Accepted: 2 July...July 2021 Published: 5 July 2021 Keywords: lamprophyre; carbonatite; ocelli; damtjernite; carbonate;...presence of ocelli is a characteristic feature of lamprophyre rocks. Ocelli are small, subrounded, mainly leucocratic...carbonate-rich fluid immiscibility that occurs in lamprophyre magma (e.g., [9â11]). Ocelli, being droplets...hydrothermalâmagmatic stage of lamprophyre evolution could leach REE from the host lamprophyre and provide REE mobility |  | Foley, Stephen F., Jackson, Simon E., Fryer, Brian J., Greenouch, John D., Jenner, George A. (1996) Trace element partition coefficients for clinopyroxene and phlogopite in an alkaline lamprophyre from Newfoundland by LAM-ICP-MS. Geochimica et Cosmochimica Acta, 60 (4) 629-638 doi:10.1016/0016-7037(95)00422-x | Journal (article/letter/editorial) | | coefficients for clinopyroxene and phlogopite lamprophyre from Newfoundland by LAM-ICP-MS STEPHEN F. FOLEY...(Cpx) and phlogopite from a Mesozoic alkaline lamprophyre from Newfoundland, Canada, by Laser Ablation...published values are from more silicic systems. The lamprophyre values are within the range of sparse experimentally...1992; Longerich et al., 1993) on an alkaline lamprophyre. This provides an opportunity to ( 1) assess...DESCRIPTION The investigated sample is an alkaline lamprophyre from Budge11 Harbour, Notre Dame Bay in north-central |  | | Journal (article/letter/editorial) | | 855â872 Carbonatites and lamprophyres of the Gardar Province a âwindowâ to the sub-Gardar mantle? I. M. COULSON1...Gardar Igneous Province of SW Greenland, carbonatite occurs as dykes within the Igaliko Nepheline Syenite Complex...at Qassiarsuk, as a late plug associated with nepheline syenite at GrĂžnnedal-IÌka, and as small bodies...bodies associated with ultramafic lamprophyre dykes. The well-known cryolite deposit at Ivittuut was also...carbonatites and associated lamprophyres from the Gardar Province is presented. The majority of Gardar carbonatites |  | Ulrych, J., AdamoviÄ, J., KrmĂÄek, L., Ackerman, L., Balogh, K. (2014) Revision of Scheumannâs classification of melilitic lamprophyres and related melilitic rocks in light of new analytical data. Journal of GEOsciences, 59 (1) 3-22 | Journal (article/letter/editorial) | | the mineral association of olivine + melilite ± nepheline, haĂŒyne, monticellite, phlogopite, calcite, perovskite...olivine melilitites (olivine + clinopyroxene + nepheline + melilite ± haĂŒyne and spinels with apatite)...attributed to the polzenite group, is an alkaline lamprophyre of monchiquite to camptonite composition (kaersutite...Egorov 1970; Zhabin and Surina 1970; the Balcones Province, Texas, and Tasmania â Brey 1978; Africa â Dawson...settings are represented by the Roman Magmatic Province (Di Battistini et al. 2001 and citations therein) |  | | Journal (article/letter/editorial) | | Springer-Verlag1992 Origin of Archean lamprophyre dykes, Superior Province, Canada: rare earth element and...clinopyroxene-phyric lamprophyre dykes exposed in the Roaring River Complex, Superior Province are alkaline,... nepheline-normative, basaltic compositions ( < 50wt% S i O 2 ) , that range from primitive to fractionated...Offprint requests to: R.A. Stern Introduction Lamprophyre dykes and related gabbro-pyroxenite bodies are...are widespread throughout the Archean Superior Province, and they are spatially and temporally related |  | | Journal (article/letter/editorial) | | INTRODUCTION Streckeisen (1979) divided the lamprophyre 'clan' into three 'branches': calc-alkaline (minettes...Possible alternatives such as 'ultra-alkaline lamprophyre', moreover, are open to still greater criticism...defined as biotite-rich monchiquite (i.e. alkaline lamprophyre). In fact, nearly all reported 'ouachitites'...Glass, etc A1LL1KITES Aillikile Type rock Lamprophyre Ouachitue Oka Kunberlue Alvikttic alnoiie...carbonatites in continental rifts, either in lamprophyre-carbonatite dykeswarms, nephelinite-carbonatite |  | | Journal (article/letter/editorial) | | related rocks from the Igaliko Dyke Swarm, Gardar Province, South Greenland: field, geochemical and C-0-Sr-Nd...Igaliko Nepheline-Syenite Complex of Gardar age (1300-l 120 Ma) includes carbonatite, lamprophyre, basalt...Nd) data for a series of dykes from the Igaliko Nepheline-Syenite Complex which are pertinent to the origin...ultramafic lamprophyre magma genesis, prior to the production of more voluminous alkaline lamprophyre and basalt...isotopes; geochemistry; and geological occurs Nepheline-Syenite South Greenland carbonatite dykes Complex |  | Downes, Hilary, Balaganskaya, Elena, Beard, Andrew, Liferovich, Ruslan, Demaiffe, Daniel (2005) Petrogenetic processes in the ultramafic, alkaline and carbonatitic magmatism in the Kola Alkaline Province: A review. Lithos, 85 (1) 48-75 doi:10.1016/j.lithos.2005.03.020 | Journal (article/letter/editorial) | | and carbonatitic magmatism in the Kola Alkaline Province: A review Hilary Downesa,*, Elena Balaganskayab...rocks of the Devonian Kola Alkaline Carbonatite Province (KACP) in NW Russia and eastern Finland can be...silica-undersaturated silicate magmas; (b) evolved alkaline and nepheline syenites; (c) cumulate rocks; (d) carbonatites...olivine, diopside, melilite and nepheline gave rise to the evolved nepheline syenites, and formed the ultramafic... melilitite, melanephelinite and ultramafic lamprophyre. Pockets of phlogopite metasomatised lithospheric |  | Amores-Casals, , Melgarejo, , Bambi, , Gonçalves, , Morais, , Manuel, , Neto, , Costanzo, , Molist, (2019) Lamprophyre-Carbonatite Magma Mingling and Subsolidus Processes as Key Controls on Critical Element Concentration in CarbonatitesâThe Bonga Complex (Angola) Minerals, 9 (10) 601 doi:10.3390/min9100601 | Journal (article/letter/editorial) | | minerals Article Lamprophyre-Carbonatite Magma Mingling and Subsolidus Processes as Key Controls on...carles.melgarejo.draper@ub.edu Geomar Enginyeria del Terreny SLP, 08015 Barcelona, Spain Departamento...Bonga carbonatite, located SE of Quilengues, Huila Province, Angola (Figure 1), is a carbonatite-alkaline...forming part of the Parana-Angola-Namibia alkaline province [78â80]. The Lucapa extensional stage provided...133 ± 10 My [81â83]), alkaline rocks (Tchivira nepheline syenites, 112 ± 8 My, 130.8 ± 1.4 My and 130 ± |
|
