 | | Book (edition) | | The pioneers of Jersey mineralogy, Fathers Teilhard de Chardin and Pelletier, have pointed out (25) how...College, Les Fontaines, Chantilly, Seine-et-Oise, France. Specimens have been obtained from nearly all the...localities, were first found by Fathers Teilhard de Chardin and Pelletier, and this book cannot but follow...Societe, first in the supplementary (ist of Teilhard de Chardin and Pelletier (26) and subsequently in the...and annotated copy of the first paper by Teilhard de Chardin and Pelletier (25). lts original main object |  | Noh, Jungrae, Kim, Changyeob, Samuel, Vinod O., Jang, Yirang, Park, Seung-Ik, Kwon, Sanghoon (2020) Fluid Infiltration and Mass Transfer along a Lamprophyre Dyke–Marble Contact: An Example from the South-Western Korean Peninsula. Minerals, 10 (9) 828 doi:10.3390/min10090828 | Journal (article/letter/editorial) | | Fluid Infiltration and Mass Transfer along a Lamprophyre Dyke–Marble Contact: An Example from the South-Western...report the metasomatic characteristics of a lamprophyre dyke–marble contact zone from the Hongseong–Imjingang...western Gyeonggi Massif, South Korea. The lamprophyre dyke intruded into the dolomitic marble, forming...zone. The zone consists of olivine, serpentine, calcite, dolomite, biotite, spinel, and hematite. Minor...suggests that the olivine, spinel, biotite, and calcite assemblage might be formed by the dissolution of |  | | Journal (article/letter/editorial) | | Namibia, and from the Alpine carbonatitic lamprophyre dyke swarm at Haast River, New Zealand. At Haast...the complex and in a radial s6vite dyke emanating from this centre. The occurrence of taeniolite in these...minor (< 1% by volume) component of a lamprophyre-dominated dyke swarm, intrusive into country rock schists...to carbonatite. Carbonatites in turn range from calcite-rich types through ankerite- and siderite- dominated...lamprophyres. Although fenitization is variable from one dyke type to another, the typical end-product of metasomatic |  | 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) | | 64(1), pp. 95±111 Middle Jurassic ultramafic lamprophyre dyke within the Ferrar magmatic province, Pensacola...Dunham Centre, Keyworth, Nottingham NG12 5GG, UK 2 ABSTR ACT An ultramafic lamprophyre dyke is described...Ma for the dyke, indistinguishable from those of the Ferrar tholeiites. However, the dyke has mineralogical...nepheline and biotite. Carbonatitic globules contain calcite, dolomite, Fe-rich carbonate, nepheline, biotite...significantly higher initial 87Sr/86Sr. The lamprophyre magma is interpreted as having been generated |  | | Report (issue) | | Geological Survey of Canada Bookstore (Québec) 490, rue de la Couronne Québec, Quebec G1K 9A9 Tel.: (418) 654-2677...compris les figures surdimensionnées ou les cartes de série A, en format PDF. Pour acheter des copies papier...adressez-vous à la Librairie de la Commission géologique du Canada : Librairie de la Commission géologique...http://cgc.rncan.gc.ca/librairie/index_f.php Librairie de la Commission géologique du Canada (Atlantique) 1...http://gsca.nrcan.gc.ca/pubprod/pubprod_f.php Librairie de la Commission géologique du Canada (Calgary) 3303-33rd |  | | Journal (article/letter/editorial) | | geochemical data are presented for the Lac Shortt lamprophyre dyke swarm. The primary mineralogy in all samples...and the other between Zr and Yb. One ultramafic dyke was selected for detailed study. The ETP and rare...earth element (REE) curves for the analyses of this dyke are essentially parallel, indicating the relative...controlled the chemical variation across the control dyke. A plot of Nb anomalies against silica for Precambrian...which possesses this feature. A calc-alkaline lamprophyre dyke from the Lac Shortt Mine features significant |  | | Journal (article/letter/editorial) | | and carbothermal veins associated with a lamprophyre dyke swarm in the Haast River area of south Westland...veins of sphalerite, galena, pyrite, siderite and calcite associated with a Zn-Pb ore body from the central...associated with carbonatitic members of a lamprophyre dyke swarm in the Southern Alps of Westland, South...the Haast Schists are intruded by a regional lamprophyre dyke swarm up to 25 km wide, that extends over...assemblage, and proximally to aegirine-albite fenites at dyke contacts, and along fluid access channels parallel |  | | Journal (article/letter/editorial) | | tables Zusammenfassung Alkalin-ultrabasische Lamprophyre und begleitende Karbonatitg~inge bilden nordsiidlieh...nordsiidlieh streidmnde Gangsdaw~irme. Die Lamprophyre zeigen gewisse ~hnlichkeiten zu alnSitischen und kimberlitischen...unterteilt in glimmerreiche und pikritische Lamprophyre sowie Brekzien. Karbonatite im engeren Sinn treten...associated carbonatite dykes form north-south trending dyke swarms. The lamprophyres are sub-divided into micaceous...found in their tectonic setting (regularly striking dyke swarms) and the REE-pattern (distinctly negative |  | | Journal (article/letter/editorial) | | titanaugite-ilmenite gabbro and lamprophyre. The margin of the intrusion is defined by a ring dyke of alkali gabbro...are cut by a swarm of hornblendebiotite-rich lamprophyre dykes. Thermal metamorphism has converted the...titanaugite-ilmenite gabbro and lamprophyre ring dykes, marginal alkali gabbro and lamprophyre dyke swarm. An initial...Valleys, and also with an extensive lamprophyre-alkali dolerite dyke swarm cutting both intrusions and...titanaugite-ilmenite gabbro and lamprophyre ring dykes; marginal alkali gabbro ring dyke; lamprophyre dyke swarm. PETROLOGY |  | Guarino, Vincenza, Azzone, Rogério Guitarrari, Brotzu, Pietro, de Barros Gomes, Celso, Melluso, Leone, Morbidelli, Lucio, Ruberti, Excelso, Tassinari, Colombo Celso Gaeta, Brilli, Mauro (2012) Magmatism and fenitization in the Cretaceous potassium-alkaline-carbonatitic complex of Ipanema São Paulo State, Brazil. Mineralogy and Petrology, 104 (1) 43-61 doi:10.1007/s00710-011-0168-4 | Journal (article/letter/editorial) | | Rogério Guitarrari Azzone & Pietro Brotzu & Celso de Barros Gomes & Leone Melluso & Lucio Morbidelli &...: C. de Barros Gomes : E. Ruberti : C. C. G. Tassinari Instituto de Geociências, Universidade de São Paulo...Brazil. The chemical differences between the lamprophyre, glimmerites, carbonatites, apatitites and magnetitites...(AX, Alto Xingu; SV, São Vicente; BJ, Bom Jardim de Goiás; PG, Ponta Grossa; RG, Rio Grande; PP, Ponta...intrusive bodies occurring as pipes, plugs, and dyke swarms (Ruberti et al. 2005). The rock associations |  | | Journal (article/letter/editorial) | | metamorphosed polymict volcaniclastic breccia (PVB) and lamprophyre. The breccia occurs as thick, 60–110 m conformable...along strike for more than 4 km, whereas younger lamprophyre occurs as 0.5–3 m dykes. Magmatic predecessors...Michipicoten Greenstone Belt; Diamonds; Calc-alkaline lamprophyre; Volcaniclastic; Debris flow 1. Introduction...mkopylova@eos.ubc.ca (M. Kopylova). 1 Present address: De Beers Canada Exploration, 1 William Morgan Drive...are black. Sources for the U–Pb ages are: (1) Lamprophyre dykes at outcrops 58 and 145 (Stott et al., 2002); |  | | Journal (article/letter/editorial) | | known as the Cape Verde Rise. Stillman et al. [1] and de Paepe et al. [2] have shown that the pillow lavas...Sao Tiago; 8 = Fogo; 9 = Brava. ~ 367 = Deep Sea Drilling Project sites [10]. 62 so that dating the initiation...question arises whether there is a hidden plutonic centre beneath northern Maio where only superficial sediments...the central area. Much of the area is occupied by dyke/sill swarms of such intensity that the host country...phonolite Sill/dyke sheets 11~ / alkaline 13 15 IA 1B 1C d 2 3A 3B d J lamprophyre J Formation 14 |  | | Journal (article/letter/editorial) | | (e.g. 206 Pb/204Pb = 17·77–19·99). Individual lamprophyre types show distinct, but restricted, ranges in...are thought to indicate that the Damaraland lamprophyre and carbonatite magmatism formed as a consequence...continental break-up. KEY WORDS: geochemistry; lamprophyre carbonatite; Namibia; Tristan plume ∗Corresponding...Present address: Port Pirie Environmental Health Centre, 117 Gertrude Street, Port Pirie, S.A., Australia...most extensive and chemically varied set of lamprophyre intrusions. This study is aimed at geochemically |  | Beard, A.D., Downes, H., Vetrin, V., Kempton, P.D., Maluski, H. (1996) Petrogenesis of Devonian lamprophyre and carbonatite minor intrusions, Kandalaksha Gulf (Kola Peninsula, Russia) Lithos, 39 (1) 93-119 doi:10.1016/s0024-4937(96)00020-5 | Journal (article/letter/editorial) | | 39 (1996) 93-l 19 Petrogenesis of Devonian lamprophyre and carbonatite minor intrusions, Kandalaksha...Malet Street, London, WCIE 7HX, UK b Kola Science Centre, Fersman Street, Apatity, Russia ’ NERC Isotope...Laboratory, Kingsley Dunham Centre, Keyworth, NG12 5GG, UK ’ URt-CNRS 1763, Uniuersite de Montpellier II, Place...Place Eugene Bataillon, Montpellier 34095, France Received 30 January 1996; revised 5 July 1996; accepted...Kandalaksha (White Sea, Kola Peninsula, Russia). The lamprophyre dykes yielded K-Ar ages of 368 + 15 Ma and 360 |  | | Journal (article/letter/editorial) | | and as small bodies associated with ultramafic lamprophyre dykes. The well-known cryolite deposit at Ivittuut...during Gardar rifting. K EY WORDS : carbonatite, lamprophyre, mantle, alkaline, Gardar, Greenland. Introduction...this paper is the smaller-scale carbonatite and lamprophyre intrusions. Reviews of the geology of the Province...q (T-I-N) zone in the east. Carbonatite and lamprophyre magmas constituted only a very small percentage...syenite and syenite. The carbonatite is zoned, with calcite-rich margins passing into a siderite-rich core |  | Hrouda, František, Faryad, Shah, Kubínová, Šárka, Verner, Kryštof, Chlupáčová, Marta (2019) Simultaneous Free Flow and Forcefully Driven Movement of Magma in Lamprophyre Dykes as Indicated by Magnetic Anisotropy: Case Study from the Central Bohemian Dyke Swarm, Czech Republic. Geosciences, 9 (3) 104 doi:10.3390/geosciences9030104 | Journal (article/letter/editorial) | | Flow and Forcefully Driven Movement of Magma in Lamprophyre Dykes as Indicated by Magnetic Anisotropy: Case...Case Study from the Central Bohemian Dyke Swarm, Czech Republic František Hrouda *, Shah W. Faryad, Šárka...2019 Abstract: A composite lamprophyre dyke from the Central Bohemian Dyke Swarm (Czech Republic) shows...magnetic foliation and lineation parallel to the dyke plane) as well as those of forcefully driven magma...perpendicular to the dyke plane). The overall characteristics of the magnetic parameters across the dyke indicate |  | | Journal (article/letter/editorial) | | Mason Geoscience , Greenhill, SA, 5140, Australia c De Grey Mining Ltd , Suite 4, 100 Hay Street, Subiaco...Mason Geoscience, Greenhill, SA 5140, Australia. 3 De Grey Mining Ltd, Suite 4, 100 Hay Street, Subiaco...by numerous plutons and dykes of monzonite, lamprophyre and syenite and is cut by a swarm of post-intrusion...that are intruded by monzonite porphyry and lamprophyre dykes. The hangingwall of the central mineralised...of monzonite porphyry, syenite porphyry and lamprophyre. The eastern intrusive complex is characterised |  | Zozulya, Dmitry R., Kullerud, Kåre, Ribacki, Enrico, Altenberger, Uwe, Sudo, Masafumi, Savchenko, Yevgeny E. (2020) The Newly Discovered Neoproterozoic Aillikite Occurrence in Vinoren (Southern Norway): Age, Geodynamic Position and Mineralogical Evidence of Diamond-Bearing Mantle Source. Minerals, 10 (11) 1029 doi:10.3390/min10111029 | Journal (article/letter/editorial) | | and Yevgeny E. Savchenko 1 1 2 3 * Kola Science Centre, Geological Institute, Russian Academy of Science...we report the occurrence of an ultramafic lamprophyre dyke which possibly is linked to the Fen complex...phenocrystic phlogopite from the dyke gave an age of 686 ± 9 Ma. The lamprophyre dyke was recently discovered...and mineralogical data from the ultramafic lamprophyre dyke are presented aiming to elucidate its origin... From the whole-rock composition of the Vinoren dyke, the rock could be recognized as transitional between |  | | Journal (article/letter/editorial) | | southern Hungary, ocelli-bearing porphyritic lamprophyre dykes and sills of Upper Cretaceous age occur...geochemical similarity to the Upper Cretaceous lamprophyre dyke swarm from NE Transdanubia (northwestern Hungary)...Carpathian–Pannonian Region only the NE Transdanubian lamprophyre dyke swarm was known (Szabó et al., 1993 and references...lamprophyres (Molnár and Szederkényi, 1996). Both dyke swarms are of the same age (Upper Cretaceous), but...present new petrographic and geochemical data on the dyke swarm of the Villány Mts with the aim of determining |  | | Journal (article/letter/editorial) | | alteration and heteromorphism of calc–alkaline lamprophyre dykes in Late Jurassic Granite, Southeast China...calc–alkaline lamprophyre, occurring as patches or segregations in granite and as dyke swarms with a...redistribution of F, Ba, Sr, and CO2 with the formation of calcite–fluorite veins. Amphibole-rich spessartite and biotite–diopside...backarc rift chemistry. Prior to intrusion of lamprophyre, underplating of large volumes of basaltic magma...markedly different mineralogies, calc–alkaline lamprophyre dykes have similar bulk-rock compositions, a |  | Kempe, U., Belyatsky, B., Krymsky, R., Kremenetsky, A., Ivanov, P. (2001) Sm–Nd and Sr isotope systematics of scheelite from the giant Au(–W) deposit Muruntau (Uzbekistan): implications for the age and sources of Au mineralization. Mineralium Deposita, 36 (5) 379-392 doi:10.1007/s001260100156 | Journal (article/letter/editorial) | | isotope system of scheelite to dating of low-sul®de, quartz-vein hosted Au mineralization is still under...deformed ¯at quartz veins. The apparent isochron de®ned by this scheelite (35122 Ma) is interpreted...scheelite from steeply dipping veins (generation 2) de®nes a Sm±Nd isochron age of 27918 Ma (Nd= ±9.50...dykes. The Nd and Sr isotopic signatures of scheelite de®ne the wall rocks (mainly metasiltstones and metasandstones)...Introduction The direct age determination of low-sul®de quartz-vein hosted Au mineralization is usually hampered |  | | Journal (article/letter/editorial) | | Structural overview of selected Group II kimberlite dyke arrays in South Africa: implications for kimberlite...small, dominantly en-echelon dyke-fracture arrays, with individual dyke-fractures showing small angular...15°). The analysed dyke systems are characterized by closely matching opposing dyke contacts, “in-situ”...a dilated dyke-parallel fracture cleavage, wedge-shaped apophyses in bent bridges at dyke-fracture offsets/overlaps...kimberlite-free offset/overlap areas and calcite vein fibres orthogonal to dyke contacts. Commonly found microscopic |  | | Report (chapter) | | geochemistry and isotope systematics of a mafic–intermediate dyke complex in the İstanbul Zone. New constraints on...are represented by calc-alkaline to alkaline lamprophyre and diabase. Intermediate dykes and subvolcanics...signature indicating that the melts feeding the dyke system during the Upper Cretaceous–Paleocene period...were emplaced at mid to shallow crustal levels. Dyke complexes of the İstanbul zone are interpreted to...geodynamic settings of the magmatic rocks. A series of dyke and plutonic systems related to various magmatic |  | Feng, Li-Qiang, Gu, Xue-Xiang, Zhang, Yong-Mei, Wang, Jia-Lin, Ge, Zhan-Lin, He, Yu, Zhang, Ying-Shuai (2020) Geology and geochronology of the Shijia gold deposit, Jiaodong Peninsula, China. Ore Geology Reviews, 120. 103432 doi:10.1016/j.oregeorev.2020.103432 | Journal (article/letter/editorial) | | sericite, pyrite, sphalerite, galena, chalcopyrite, calcite and fluorite. Based on the mineralogical, textural...stage, (Ⅱ) quartzsulfide-gold stage and (Ⅲ) quartz-calcite-fluorite stage. Field investigation shows that...Cretaceous dykes, including granite pegmatite, lamprophyre, diabase and granite porphyry, are developed...formation sequence is granite pegmatite, Au orebody, lamprophyre, diabase and granite porphyry. LA-ICP-MS zircon...the emplacement ages of granite pegmatite, 1 lamprophyre, diabase, and granite porphyry are 129.7 ± 1 |  | 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 ,...Humphreys-Williams, E.; Brownscombe, W.; Stoppa, F. Lamprophyre as the Source of Zircon in the Veneto Region...pervasive dyke-swarm. Zircon and REE phases occur in both alkaline lamprophyres and connate calcite-bearing...calcite-bearing felsic lithics and their debris in lamprophyre breccia. We present 36 new complete U–Pb and trace...This paper confirms the importance of calcite–syenite and lamprophyre genetic link and zircon magmatic origin |
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