 | | Journal (article/letter/editorial) | | 45056 rakovajf@miamioh.edu Fluorapatite Acushnet Quarry Bristol County, Massachusetts N orth America...anywhere is the “Roebling apatite” from the Pulsifer quarry in Auburn, Maine. Formerly in the collection of...worldwide, the Acushnet quarry (also currently known as the J. Keating Company stone quarry), Bristol County... The metamorphic rocks exposed in the Acushnet quarry are a mixture of schists, gneisses, and intruded...pericline variety of albite, calcite, epidote, muscovite, quartz, titanite, chabazite, and stilbite. Another |  | | Book | | MINERAL RESOURCES OF PORTUGAL Text prepared by Luís Plácido Martins CONTENTS 5 7 11 19 20 21...MINING BACKGROUND HISTORICAL OVERVIEW OF MINING IN PORTUGAL PRECIOUS METALS Galicia - Trás-os-Montes Zone...Business in Portugal KEY REFERENCES 3 PREAMBLE A complex and diversified geology endows Portugal with a...ornamental stones and some other mineral substances. Portugal is presently one of the main UE producers of copper...sulphide deposits like Neves-Corvo and Aljustrel, in Portugal, Rio Tinto, Sotiel, Los Frailes, Las Cruces, etc |  | | Journal (article/letter/editorial) | | the Fornos de Algodres area žNorthern Central Portugal / M.R. Azevedo b a,) , J. Nolan b a Departamento...Geociencias, UniÕersidade de AÕeiro, 3800 AÕeiro, Portugal ˆ Department of Geology, Imperial College, Prince...granites Žcoarse-, medium- and fine-grained., to muscovite-rich leucogranites. Field and regional constraints...O—Ordenes; B—Bragança; M—Morais complexes; PL—Pulo do Lobo formation; BCSZ—Badajoz–Cordoba Shear Zone;...2 and D 3 . for pelitic sequences of the Porto–Viseu belt Žfrom Valle, 1992.: A—staurolite zone; B—sillimanite |  | | Journal (article/letter/editorial) | | Concentrations Inside a High School Building in Guarda (Portugal): Legislation Implications and Mitigation Measures...Instituto Politécnico da Guarda, Guarda 6300, Portugal Abstract The maximum accepted radon concentration...parameter in the indoor air quality (IAQ). In Portugal, national regulations defines the maximum concentrations...used a continuous Radon Monitoring equipment for real-time measurements in two different periods – winter...responsibility of the Instituto Politécnico de Castelo Branco. Selection and peer-review under responsibility |  | | Journal (article/letter/editorial) | | rocks and of their biotites from central northern Portugal and their petrogenesis A. M. Ro NEIVA LITHOS...rocks and of t~eir biotites from central northern Portugal and their petrogene~is. Lithos 14, 149-163. Oslo...central northern Portugal, occur rocl~s ranging from hornblende-biotite tonalite to muscovite-biotite granite...hybridization. The tonalite, granodiorites and bioti:e-muscovite granite are hybrid ro~ks formed by assimilation...crystallization of hybrid rocks than in the uncontaminated muscovite-biotite granite (GHI) ma~ma. The fH,o and PHffiOvalues |  | | Journal (article/letter/editorial) | | Institution Washington, DC 20013 pohwatp@si.edu Muscovite Shannon Canyon, Inyo County, California R ocks...particular fondness for muscovite. The texture and earth-tone color of muscovite crystals seem to be a...from the old Russian province of Muscovy, where muscovite was used as window glass. In the late eighteenth...to more than 11.0 weight percent (Fleet 2003). Muscovite is one of many phyllosilicates, which are also...phyllosilicates—exemplified by the mica group, of which muscovite is one of the more recognizable members—is due |  | | Report (chapter) | | Guardia, Vila Real-Moncorvo-Vitigudino (continuing in the Guadarrama area) and Porto-Viseu. These metamorphic...aluminium-rich granite plutonism of alkaline affinity (muscovite or twomica- and albite-rich leucogranites and...HIGH P/T ROCKS OF THE N i~*~:~:iZilTWO-MICAS AND PORTUGAL AND GALICIA COM. ::;::::+'IAIRTF-P!C4 GRANITES... La Guardia; VR, Vila Real; MO, Moncorvo; VT, Vitigudino; PO, Porto; VS, Viseu; CE, Celanova; BA, Bande;...metamorphic minerals, essentially chlorite and muscovite, are developed syn-Pl (first Hercynian deformation |  | | Report (chapter) | | Badajoz-Córdoba; DBSZ, Douro-Beira; JPSZ, Juzbado-Penalva; PTSZ, Porto-Tomar; SISZ, Southern Iberian. (b)...rocks commonly reached sillimanite + K-feldspar, muscovite-out conditions and locally granulitic (biotite-out)...strike-slip shear zones developed, namely the Juzbado-Penalva, Douro-Beira and Porto-Tomar shear zones (Fig....+ K-feldspar + cordierite or spinel + quartz. Muscovite (and locally biotite) dehydration melting produced...probably by reactions driven by the decomposition of muscovite. Granitoids of the two previous groups were deformed |  | | Journal (article/letter/editorial) | | de/journals/chemerd Geochemistry of Coexisting Biotite and Muscovite of Portuguese Peraluminous Granitic Differentiation...Coimbra, Portugal Department of Geology, University of Trás-os-Montes e Alto Douro, Vila Real, Portugal 3 Department...Department of Geology, Federal University of Rio Grande do Norte, Natals, Brazil 2 Received: 5. 10. 2000 ·...biotite and muscovite. Correlations of Cr, V, Nb, Li, Rb and Cs were found for biotite-muscovite pairs. The...evolution, as suggested by regression lines, which do not generally pass through the origin. Most trace |  | Haven, H.Lo Ten, Konings, Rudy, Schoonen, Martin A.A., Jansen, J.Ben H., Vriend, Simon P., Weijden, Cornelis H.Van Der, Buitenkamp, Jeanine (1985) Geochemical studies in the drainage basin of the Rio Vouga (Portugal) Chemical Geology, 51 (3) 225-238 doi:10.1016/0009-2541(85)90134-2 | Journal (article/letter/editorial) | | STUDIES IN THE DRAINAGE BASIN OF THE RIO VOUGA (PORTUGAL) I1. A Model for the Origin of Hydrothermal Water...studies in the drainage basin of the Rio Vouga (Portugal), II. A model for the origin of hydrothermal water...The hydrothermal waters in the Vouzela region (Portugal) have a temperature o f 68°C and are characterized...Granites are exposed, the Abas Granite and the S~o Pedro do Sut Granite. The Abas Granite is intersected by the...deposits were induced by the intrusion o f the Younger Viseu Granite. In the present situation rainwater penetrates |  | Neiva, A.M.R., Williams, I.S., Ramos, J.M.F., Gomes, M.E.P., Silva, M.M.V.G., Antunes, I.M.H.R. (2009) Geochemical and isotopic constraints on the petrogenesis of Early Ordovician granodiorite and Variscan two-mica granites from the Gouveia area, central Portugal. Lithos, 111 (3) 186-202 doi:10.1016/j.lithos.2009.01.005 | Journal (article/letter/editorial) | | two-mica granites from the Gouveia area, central Portugal A.M.R. Neiva a,⁎, I.S. Williams b, J.M.F. Ramos...Sciences, University of Coimbra, 3000-272 Coimbra, Portugal Research School of Earth Sciences, The Australian...Apartado 1089, 4466-956 S. Mamede de Infesta, Portugal d Department of Geology, University of Trás-os-Montes...Vila Real, Portugal e Polytechnic Institute of Castelo Branco, 6000-919 Castelo Branco, Portugal b c ...granites crop out in the Gouveia area, central Portugal. A SHRIMP U–Th–Pb zircon age from the granodiorite |  | | Journal (article/letter/editorial) | | Magnetic Fabric of Capinha Massif (Fundão, Central Portugal): Genesis, Emplacement and Relation with W–Sn...Ciências da Universidade do Porto, Rua do Campo Alegre 687, 4169-007 Porto, Portugal; hsantov@fc.up.pt (H...Pólo da Universidade do Porto, Rua do Campo Alegre 687, 4169-007 Porto, Portugal Correspondence: ana.goncalves@fc...late-orogenic biotite-rich granites and biotite-muscovite granites [36–38]. The Fundão–Serra da Estrela–Capinha...) [40,41,44–46] in NW Spain and N and Central Portugal, corresponding to the Galiza-Trás-os-Montes Zone |  | | Report (chapter) | | Silurian pelites contain kyanite that, along with muscovite, formed pseudomorphically after early pre-D2 andalusite...with respect to andalusite. Blastic secondary muscovite also occurs and part of the biotite is transformed...plots below the garnetchlorite AFM tie-line, and so do the other two samples (16 and 17) represented for...assemblage in the pelite belt is chloritoid-chlorite-muscovite + kyanite in the selected Al-rich graphitic lithology...lithology. In this assemblage kyanite and muscovite are pseudomorphic after chiastolitic andalusite, whose |  | | Report (issue) | | France Modal analyses of two-mica granitoids from Portugal Modal analyses of two-mica granites northwest...Ranges and average contents of modal biotite and muscovite, in volume percent, for granitoids listed in tables...Modal plots of tvro-mica granites from France and Portugal Modal plots of two-mica granites from the western...about 10 percent mica in which muscovite may exceed biotite. In some, muscovite is absent in which event total...classification of granitoids. Modal plots, however, do not uniquely define two-mica granites. INTRODUCTION |  | | Book (volume) | | Madrid, Spain José Tomás Oliveira LNEG Amadora, Portugal ISSN 2364-6438 ISSN 2364-6446 (electronic) Regional...by Late Triassic red beds, Telheiro beach, SW Portugal. Photographed with a drone by JC Kullberg This...Energia e Geologia, former Geological Survey of Portugal, where he acted also as head of the departments...concentrated in regional geological mapping in Portugal and Mozambique, with particular interest in stratigraphy...and basin analysis. Professor at universities of Portugal and Angola, author and editor of several geological |  | Teixeira, R.J.S., Neiva, A.M.R., Gomes, M.E.P., Corfu, F., Cuesta, A., Croudace, I.W. (2012) The role of fractional crystallization in the genesis of early syn-D3, tin-mineralized Variscan two-mica granites from the Carrazeda de Ansiães area, northern Portugal. Lithos, 153. 177-191 doi:10.1016/j.lithos.2012.04.024 | Journal (article/letter/editorial) | | granites from the Carrazeda de Ansiães area, northern Portugal R.J.S. Teixeira a,⁎, A.M.R. Neiva b, M.E.P. Gomes...Douro, 5001‐801 Vila Real and Geosciences Centre, University of Coimbra, Portugal Department of Earth...and Geosciences Centre, University of Coimbra, Portugal Department of Geosciences, University of Oslo...The granites have equal or higher amounts of muscovite than biotite, and contain surmicaceous enclaves...setting The Carrazeda the Ansiães area (Northern Portugal) is located within the autochthonous part of the |  | | Journal (issue) | | Geochemistry of the Panasqueira tungsten-tin deposit, Portugal. GEOLOGICA ULTRAIECTINA Mededelingen van het...DEPOSIT, PORTUGAL X. VB. 12 GEOCHEMISTRY OF THE PANASQUEIRA TUNGSTEN-TIN DEPOSIT, PORTUGAL GEOCHEMIE...GEOCHEMIE VAN DE PANASQUEIRA WOLFRAAM-TIN AFZETTING, PORTUGAL (met een samenvatting in het nederlands) PROEFSCHRIFT...introduktie in de tin-wolfraam afzettingen van Portugal, de daarmee gerelateerde gespecialiseerde granieten...would like to thank the Beralt Tin and Wolfram Portugal, S.A.R.L. for their undergound permission and |  | | Journal (article/letter/editorial) | | appear to be slightly older (309 ± 2 Ma), but they do overlap with the age of the granitic rocks. Sr–Nd...Iberian Zone (CIZ) very close to the border with Portugal (Fig. 1). The CIZ constitutes the central domain...is a fine- to medium-grained leucogranite with muscovite and tourmaline, which represents a narrow discontinuous...displaying complex zoning, biotite ± amphibole, muscovite (absent in tonalites), interstitial K-feldspar...example, in addition tothe JP, the plutons of Castelo Branco, Nisa-Alburquerque, Cabeza de Araya, Central |  | | Book | | sses. 3. Geology-Spain-Congresses. 4. Geology-Portugal-Congresses. I. Dallmeyer, R. D., 1944- . II. Martinez-Garcia...Metamorphic Evolution of the South Portuguese/Pulo Do Lobo Zone J. MUNHA . . . . . . . . . . . . . . ....durante el Devonico en la Cordillera Cantabrica. Real Academia de Ciencias Exactas, Fisicas y Naturales...Bashkirian in age. Only several metres above the base do the lowermost Moscovian fossils (Eofusulina triangula...include younger strata and more marine rocks than do those sequences exposed in the western or southern |  | | Journal (article/letter/editorial) | | (quartz)+ 2 K + + 3 H20 ~ 2 KAla[A1SiaO10](OH)2(muscovite)+ 2 H+. The curves are different because of the...Hemley, 1959). Itemley (1959) has shown that muscovite can react to form only K-feldspar as a solid phase...and the replacement of Al~Si05 polymorphs by muscovite, in terms of the ionic stability of the solid...determined the conditions for the ionic breakdown of muscovite and quartz below the thermal stability using the...KA12[A1Si3010](OH)2 + 6 SiO~ ~- 2 K + --> 3 I~MSi30 s ~- 2 H +. muscovite quartz K-feldspar (1) The equilibrium constant |  | | Journal (article/letter/editorial) | | of Tin-bearing Granites from Ervedosa, Northern Portugal: The Importance of Magmatic Processes M. E. P...and Alto Douro, Portugal Department of Earth Sciences, University of Coimbra, Portugal Received: 25....define a sequence ranging from muscovite-biotite granite to muscovite granite. Tin-bearing quartz veins...major and trace elements of granites, biotite and muscovite show fractionation trends. Least squares analysis...elements indicate that the muscovite-biotite granite M2 and the muscovite granite M3 were derived from |  | Figueiredo, Elin, Rodrigues, Alexandra, Fonte, João, Meunier, Emmanuelle, Dias, Filipa, Lima, Alexandre, Gonçalves, José Alberto, Gonçalves-Seco, Luís, Gonçalves, Filipe, Pereira, Manuel F. C., Silva, Rui J. C., Veiga, João P. (2022) Tin and Bronze Production at the Outeiro de Baltar Hillfort (NW Iberia) Minerals, 12 (6) 758 doi:10.3390/min12060758 | Journal (article/letter/editorial) | | Universidade NOVA de Lisboa, 2829-516 Caparica, Portugal; aj.rodrigues@campus.fct.unl.pt (A.R.); rjcs@fct...Sciences, University of Porto, 4169-007 Porto, Portugal; filipa.dias@fc.up.pt (F.D.); allima@fc.up.pt...Sciences), University of Maia—ISMAI, 4475-690 Maia, Portugal; lgseco@ismai.pt Centro de Recursos Naturais e...de Lisboa, Av. Rovisco Pais, 1049-001 Lisboa, Portugal; mfcp@tecnico.ulisboa.pt Centro de Investigação...Universidade NOVA de Lisboa, 2829-516 Caparica, Portugal; jpv@fct.unl.pt Correspondence: esf@fct.unl.pt |  | | Journal (issue) | | dematoid variety) from the abandoned Sferliin asbestos quarry in the Malenco Valley, following in the footsteps...527-537. GHIARA, M. R., and PETII, C. (2008) Il Real Museo Mineralogico dell' Universita Federico II... MARCO AMAB I LI BERYL (variety aquamarine) with muscovite, 14.5 cm, from Dassu, Shigar Valley, Gilgit-Baltistan...crystals to 5.8 cm on edge), from the Azcarate quarry, Eugui, Navarra, Spain. Roberto Appiani photo....serpentine, 9.5 cm, found in 1947 at the Sferlun quarry, Malenco Valley, Lombardy, ltaly. Roberto Appiani |  | da Costa, I. Ribeiro, Mourão, C., Récio, C., Guimarães, F., Antunes, I. M., Ramos, J. Farinha, Barriga, F. J. A. S., Palmer, M. R., Milton, J. A. (2014) Tourmaline occurrences within the Penamacor-Monsanto granitic pluton and host-rocks (Central Portugal): genetic implications of crystal-chemical and isotopic features. Contributions to Mineralogy and Petrology, 167 (4) doi:10.1007/s00410-014-0993-7 | Journal (article/letter/editorial) | | Penamacor-Monsanto granitic pluton and host-rocks (Central Portugal): genetic implications of crystal-chemical and...Penamacor-Monsanto granite pluton (Central Eastern Portugal, Central Iberian Zone), tourmaline occurs: (1)...rocks, and 0.05–0.19 in the more differentiated muscovite-granite and aplites); granitic tourmalines have...de Ciências, Universidade de Lisboa, Lisboa, Portugal e-mail: isabelrc@fc.ul.pt values (12.1 ± 0.1...Energia e Geologia (LNEG), Săo Mamede de Infesta, Portugal I. R. da Costa C. Mourão F. J. A. S. Barriga |  | | Journal (issue) | | that required four days of travel down the Serra do Rio do Rastro, and two days on horseback. On the route...Álvaro himself). His collection was wonderful—a real treat to behold. He had a coffee table with a sliding...gave rise to villages, and ports such as Figueira do Rio Doce, established for the exchange of goods....Ferreira, in his Diccionario Geographico das Minas do Brazil (1885), wrote: Figure 2. Title page of Sebatião...he reached a lagoon, which the natives called Boca do Mar (“Mouth of the Sea”) because of its large size |
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Real quarry, Real, Penalva do Castelo, Viseu, Portugal