 | | Journal (article/letter/editorial) | | London, S.W.7 2BP, England Department de G6ologie, Universit6 de Montr6al, Montr6al, 101, Canada Abstract...active basaltic fissure zone trends NW-SE across the island. The rocks fall into the alkaline olivine basalt...basaltic parental magma. 1. Introduction The island of Terceira is one of nine volcanic islands of...to be extinct. The most recent activity on the island was the eruption of hawaiite lava from the fissure...which consists of two series: sodic rocks (e.g. Madeira, Hughes and Brown, 1972) and potassic rocks (e |  | | Book | | Hervé Bertrand Laboratoire de Géologie de Lyon, Ecole Normale Supérieure de Lyon et Université Lyon 1...ligeois@africamuseum.be José Madeira Faculdade de Ciências, Instituto Dom Luiz and Departamento de Geologia, Universidade...Universidade de Lisboa, Lisbon, Portugal e-mail: jmadeira@fc.ul.pt Andrea Marzoli Dipartimento di Geoscienze...com Lucia Castanheira de Moraes CEFET-MG—Centro Federal de Educação Tecnológica de Minas Gerais, Araxá...nz Ralph Neuwerth Section des Sciences de la Terre, Université de Genève, Geneva, Switzerland e-mail: ralph |  | Thompson, R. N., Gibson, S. A., Mitchell, J. G., Dickin, A. P., Leonardos, O. H., Brod, J. A., Greenwood, J. C. (1998) Migrating Cretaceous-Eocene Magmatismin the Serra do Mar Alkaline Province,SE Brazil: Melts from the Deflected Trindade Mantle Plume?. Journal of Petrology, 39 (8) 1493-1526 doi:10.1093/petroj/39.8.1493 | Journal (article/letter/editorial) | | 1998 Migrating Cretaceous–Eocene Magmatism in the Serra do Mar Alkaline Province, SE Brazil: Melts from...DEPARTMENTO DE GEOQUIMÍCA E RECURSOS MINERAIS, INSTITUTO DE GEOCIÊNCIAS, UNIVERSIDADE DE BRASÍLIA,...REVISED TYPESCRIPT ACCEPTED MARCH 3, 1998 The Serra do Mar province extends for ~500 km as plutonic...into metamorphics of the Brasiliano (Pan-African) Ribeira mobile belt, which abuts the southern margin of...(OIB, s.l.) magmatism. Isotopically (Sr–Nd), the Serra do Mar suite overlaps the field for OIB (eNd up |  | | Journal (issue) | | Gemcutter Page R0<:khunllng Situ Treasures of Madeira and Portugal Page By D. S. Freir The Shining Mountain...Sites Treasures of Madeira and Portugal by D. S. Frei, TRAS OSMONTES PONTE DE BARCA VALENC DES GONCALO...MINAS DE • PANASOUEIRA VILA NOVA DE (A«NHJo) \• • MILFONTES MONCHIQUE MINAS SE DOMINGOS PORTUGAL The...The entire main island is of basalt, except the eastern tip which is mainly of lime. When the Portuguese...first landed in Madeira they found the whole place to be densely afforested (t!he name Madeira means wood |  | | Journal (article/letter/editorial) | | within the Gondwana assembly, that 3lStIGC held in Rio de Janeiro in August 2000 planned a field excursion...each geologic unit are given. 253 Departing Rio de Janeiro very early in the morning of 18thAugust 2000...Lithuanian. The Luiz Alves Craton An abandoned quarry along the highway near Luiz Alves was visited on...schist in Japan as well as some greenschist in the Ribeira Belt in the Itapema area that I visited last year...of the 4” day, of the field trip was near Santana da Boa Vista, some hundred meters apart from the highway |  | | Report (issue) | | ASSOCIATION GUIDE A FIELD EXCURSION GUIDE TO THE ISLAND OF MALWRCA by H. C. JENKYNS, B. W. SELLWOOD and...0 7073 0588 8 FRONT COVER: View of Cutri, Sierra de Levante, Mallorca, with the Jurassic stratigraphy...the Bathonian. A FIELD EXCURSION GUIDE TO THE ISLAND OF MALLORCA by H. C. JENKYNS, B. W. SELLW OOD...Pomar Departament de Ciencies de la Terra, Universitat de Jes Illes Balears, Carretera de Valldemossa, km...km 7.5, 07071 Palma de Mallorca, SPAIN. Other contributors: Elaine Jones (Turtiary sediments), Shell International |  | | Journal (article/letter/editorial) | | StableIsotopeStudiesof the Tin-Tungsten Deposits ofPanasqueira, Portugal WILLIAM C. KELLY AND RO•',Ei•T O. RyE Abstract...Abstract The tin-tungstendepositsof Panasqueira,Portugal, are the leadingsourceof tungsten in westernEuropeand...abundanceof CO,,-rich fluid inclusions in vein quartz as one approachesthe known or suspectedgranite...introduction of vein fluids. An unusual, lensoid cap of quartz, resemblinga stockscheider,occursat the apex of...complicated by repeated deposition of some minerals like quartz, muscovite, and tourmaline. but four distinct depositionalstages |  | | Book | | editors Roland Oberhänsli, Potsdam, Germany Maarten J. de Wit, Port Elizabeth, South Africa François M. Roure...Estado do Rio de Janeiro Maracanã, Rio de Janeiro Brazil Fernando F. Alkmim Escola de Minas Universidade...Universidade Federal de Ouro Preto Ouro Preto Brazil Umberto G. Cordani Universidade de São Paulo São Paulo...during the amalgamation of West Gondwana. The Ribeira belt along the southern flank of the São Francisco...Maurízio Mazzucchelli, Elson Paiva de Oliveira, and Paulo César Corrêa da Costa 9 The Recôncavo-Tucano-Jatobá |  | | Journal (issue) | | Dune Environments, Laie, O'ahu, Hawai'i Eric Heinen De Carlo 1 Edward Sawada2 1 Department of Oceanography...basaltic or other volnic rock . There are a lso quartz a nd pyrite crystals o f hydroerma l orig in that...found in a blue roc k (nonesic ul ated basalt) quarry located within the remains of the caldera of the...discovered at the Laie Quarry in April 1998. Photograph by Ed Sawada. Japan Law Twin Quartz Localities: Part...of localities that ha ve produced Japan Law twin quartz crystals. This list was compiled from The Mineral |  | | Journal (article/letter/editorial) | | by the Geologic Survey of Brazil or CPRM (Dalton de Souza et al., 2003; Fonseca et al., 2014). (For interpretation...southwestern margin by the Paranapanema Block and Río de la Plata Craton (Heilbron et al., 2017; Reis et al... the Serra do Santa Helena Formation (~60 m), the Lagoa do Jacaré Formation (~50 m), the Serra do Saudade...uppermost formations, including Serra do Santa Helena, Lagoa do Jacaré, Serra do Saudade, and Très Marias...the eastern boundary of the Salitre paleobasin, roadside outcrop of dusky-rose and maroon-weathering, finely |  | | Journal (article/letter/editorial) | | structure, and is possibly a rhyolitic ash. Tan-y-Graig quarry, in the village of Glan Adda, showed the Bangor...with much interest. Good specimens of crystals of quartz, chlorite and pyrites were obtainable, as well...of deposit : fragments of grey felsite and rosy quartz give it a special and easily recognisable aspect...the lower group, were seen exposed in a watery quarry on the Bangor road, and a contorted mass of the...visited a short distance further on. Passing small roadside exposures of these, which are too deficient in |  | | Journal (article/letter/editorial) | | alkaline volcanoes stretching from the Atlantic island of Pagalu to the interior of the African continent...line alkali basalts (and, by implication, ocean island and continental rift basalts). A grossly homogeneous...the geochemical and isotopic features of ocean island basalts. 1. Introduction Alkali basalts are strongly...differences have led to the suggestion [2,3] that ocean island tholeiites and alkali basalts are produced by the...volcanoes stretching for 1600 km from the Atlantic island of Pagalu, across the continental shelf and into |  | | Book | | Honorary Emeritus Professor, University of Las Palmas de Gran Canaria Valentin R. Troll Chair in Petrology...occurrence of recent volcanism on the most easterly island, Lanzarote, to be due to the interaction of small-scale...programs with the result that the account of every island is supported by geological excursion itineraries...geology, petrology, and volcano-tectonics of each island. There are a number of geology texts already available...concepts concerning the formation and history of each island and have applied these to the evolution of the |  | | Journal (issue) | | Competition: W hat's the story? 23 Best website: The roadside geology of WaJes 24-26 A good read: all the latest...Currently Natural England supportS projects that de liver benefits under several headings, but those...Whilst it is not considered appropriate or wise 10 de cend on the site wi1h hand lenses and cameras in...originator of this idea was a French naturaUst, Mourgue de Montredon (Scarth & Tanguy, 200 1 ) . The cause of...flow in tlie first five months, dev astated tlie island and caused the deaths of almost a quarter of the |  | Gonçalves, Deyvison Andrey Medrado, Pereira, Wendel Valter da Silveira, Johannesson, Karen H., Pérez, Daniel Vidal, Guilherme, Luiz Roberto Guimarães, Fernandes, Antonio Rodrigues (2022) Geochemical Background for Potentially Toxic Elements in Forested Soils of the State of Pará, Brazilian Amazon. Minerals, 12 (6) 674 doi:10.3390/min12060674 | Journal (article/letter/editorial) | | Deyvison Andrey Medrado Gonçalves 1,2 , Wendel Valter da Silveira Pereira 1 , Karen H. Johannesson 3 , Daniel...Brazilian Agricultural Research Corporation, Rio de Janeiro 22460-000, Brazil; daniel.perez@embrapa.br...are common and the sand fraction is composed of quartz [42]. Other regions richer in SiO2 and Al2 O3 than...than the average values observed in the State of Rio de Janeiro, where intense weathering of gneissic rocks...Elements in Soils and Plants, 4th ed.; CRC Press: Boca Raton, FL, USA, 2010; ISBN 9781420093704. Fernandes |  | | Report (issue) | | (200) R29o no.88-595 Geologische excursie naar de Prov. Namur & Luxemburg. Laboratory, [1942]. PAM...ou I 1 on voit la nature des terreins du Canada et de la Louisiane. M(099)4 1752b 881201-881231 GIS ...and adjacent areas = Carte tectonique international de I 1 Europe et des regions avoisinantes. Moscow :...Hacquaert, Armand L. Geographische excursie naar de Kusten van NoordFrankrijk. Gent, [Belgium] : Universiteit...[1988] qPAM ACID PRECIPITATION (METEOROLOGY)--RHODE ISLAND. Poon, Calvin P. C. Acid precipitation and its |  | | Book | | Board Cape Port Up 1 Portuguese 6 11 Madeira Ship 21 Town 31 Elizabeth Country Kimberley...ship’s chairs; about time all There is the Madeira, get things, most a of out in the delightful...objects see the that city quaint some up de the Maria. Santa most in the eastern St. shafts...Eocio. in of the in the the Eua 8 THROUGH da Praia, tlie booksellers in arrangement after the...once and previous prayer carried out the Gama da gratitude determined cretaceous marble a nothing |  | Tyrrell, G.W., Begg, J.L., Pringle, J., Weir, J., Henderson, S.M.K., Lamont, A. (1933) Summer Field Meeting, 1932; Girvan-Ballantrae. Proceedings of the Geologists' Association, 44 (1) 57 doi:10.1016/s0016-7878(33)80025-3 | Journal (article/letter/editorial) | | conversion of certain masse s of epidiorit e into hornblen de schist, some portions of which are said t o be gamet...phases of sedimentation, were again seen in the quarry on the main road at Pinmore, where a graptolite...regarded as an unfossiliferous locality. In the old quarry at Aldons the party saw the syncline of Stinchar...Fig. 9, p. 573). A fault on the south side of the quarry brings down the Benan Conglomerate, and wedged...at 10 a.m. and proceeded straight to Rough Neuk quarry in the highly fossiliferous Mulloch Hill Sandstone |  | | Book (edition) | | —Roadside Geology Series— ROADSIDE EOLOGY Cathy Connor T)aniel O’Haire ROADSIDE VJTeology of Alaska...Cataloging-in-Publication Data Connor, Cathy L. Roadside geology of Alaska. (Roadside geology series) Bibliography: p...all along the way. —Cathy Connor Thanks to my Roadside Geology companions Steve, John, and Tom, and to...Alaska using language that anyone can understand. Roadside Geology takes an inquisitive, philosophical approach...volume to this book. Readers familiar with the Roadside Geology series will recognize that Alaska is different |  | | Report (edition) | | obtaining permission to use tracks and to exa111i11e quarry and other sections rests 011 the user of the Guide...above Skelly (628933), where there are good roadside and quarry exposures, dip ping northwards at about...Basal Grits contain pockets of plastic clay and quartz sand, which are quarried at 588158. They seem to...to the wetting of the clays, are visible in this quarry. The Carboniferous Limestone is exposed in conspicuous... with pebbles consisting mainly of milky white quartz. These overlie well-bedded fawn grits, which in |  | | Journal (article/letter/editorial) | | Fenitisation around the Monchique alkaline complex, Portugal N. M. S. ROCK L1THOS Rock, N. M. S. 1976: Fenitisation...Fenitisation around the Monchique alkaline complex, Portugal. Lithos 9, 263-279. Oslo. ISSN 0024-4937. Intrusion...backcloth to the southernmost Algarve province of Portugal, reaching almost to 1000 m in the summit of Foia...age (De Sousa 1926), which consist of well-bedded pelites and interbedded aluminous psammites. De Sousa...Hackmann (1897), and also by French (De Sousa 1926) and Fortuguese (de Assun~ao 1939, Gon~alves 1967) authors |  | | Book | | the moors or the grandeur of the coast, tends to pass by; the industrialist, in search of raw materials...siltstones and shales of the Bude Formation in a quarry near Rosemoor, St Giles in the Wood. (A 11492)...a slab ofBude Formation sandstone in Newbridge Quarry, Huish. (A 11473) 10 Courtmoor ball claypit near...diagram showing proportions of kaolinite, mica, and quartz in clays from Petrockstow 23 5 Grain size distribution...high, this a11cient monument is of grey, chloritic quartz-schist, a rock-type foreign to the district. Extensive |  | | Journal (article/letter/editorial) | | specimen, Jeff Scovil photo. May/June: Tourmaline on quartz, Cryo-Genie mine, San Diego County, California...Pelt photo. November/December: Elbaite on quartz, Barra de Salinas, Minas Gerais, Brazil. Hyman and Beverly...Who in Mineral Names Berry, R. R., Large Smoky Quartz and Fluorite Crystals from the Holy Moses Pocket...Mineralogy Cahill, C., Ferroaxinite from Lime Crest Quarry, Sparta, New Jersey, 252-56 Cairncross, B., see...minerals from Chile, 56 Chimney, 351 Chips from the Quarry, M. E. Huizing, 5-7, 85-86,149-50,213-15,293-95 |  | | Book | | Bronson Hill anticline boundaries (collapsed volcanic island arc complex) Oliverian plutonic series gneissic...quartzites SLICE “SHELF SEQUENCE” i ES [42| ROADSIDE EOLOGY of Vermont and New Hampshire Bradford B...Cataloging-in-Publication Data Van Diver, Bradford B. Roadside geology of Vermont and New Hampshire. Bibliography:...ties 1 LOOKING ab Une aNd sea pe acces ete se eae de sso ve caeis <0 ceasew comer cannes £7 Plate Tectonics:...system of logging that we did for my earlier book, Roadside Geology of New York (1985); I did the driving |  | Pitcher, W.S., Cheesman, R.L., Anderson, J.G.C., Neville George, T., Read, H.H., Shackleton, R.M., Akaad, M.K., Lemon, G.G., Oswald, D.H., Pande, I.C., Tozer, C.F., Whitten, E.H.T. (1954) Summer field meeting in North-West Ireland with an introductory note on the geology. Proceedings of the Geologists' Association, 65 (4) 345 doi:10.1016/s0016-7878(54)80028-9 | Journal (article/letter/editorial) | | progressively enriched in microcline and quartz towards a focal point (Gola Island) which also appears to be the...portion of the mass are lumps of the migmatitic quartz-diorite (the Old Granodiorite), trains of which...Striking westwards to the coast road opposite Croaghan Island, the route lay across Croaghan Hill (Triangulation...sheets of granite and pegmatite, is well exposed in roadside-sections; to the south, sillimanite-garnet-schists...of increasing intercalations of quartzitic bands, pass into the Ards Quartzite. This transition was well |
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