 | | Journal (article/letter/editorial) | | Quartz and Scheelite In Spain By Juan Montai Plaza Sagrado Corazón 1 , Villafranca Del Panades, Spain...Spain Quartz is found in Spain in every sort of deposit characteristic of this important and widely-distributed...semi-crystalline, or amorphous state. The great quartz lodes arcfound, as might be expected, in granite...metasediments. Among the more notable quariz occurrences in Spain are the great lode in the granite of the Veta del...tin-bearing veins of Perezuela are cut by an enormous quartz vein, ten meters thick and more than a kilometer |  | | Journal (article/letter/editorial) | | interscience.wiley.com). DOI: 10.1002/gj.904 Origin of quartz geodes from Laño and Tubilla del Agua sections...(middle–upper Campanian, Basque-Cantabrian Basin, northern Spain): isotopic differences during diagenetic processes...gı́a, Universidad del Paı́s Vasco, Bilbao, Spain Quartz geodes and nodular chert have been found within...sections of the Basque-Cantabrian Basin, northern Spain. The morphology of geodes together with the presence...in megaquartz crystals and spherulitic fibrous quartz (quartzine-lutecite), suggest an origin from previous |  | | Journal (article/letter/editorial) | | ʥˑˎˎˇ˅˖ˑ˔ˑˈ˖ˊˇʧ˚˓˗ˋ˕ˋ˖ˇ Spain has historically been a country with little tradition...Barcelona Parc de la Ciutadella, s/n 08003 Barcelona, Spain ccurto@bcn.cat collections, such as that of Josep...(above left). Quartz (amethyst), 12 cm high, from Pedrera AVE, Riudarenes, Girona, Spain; mined 2006....Deusedes photo. Figure 5 (right). Fluorapatite with quartz, 9 cm wide, from level 2, Panasqueira mines, Beira...at the Natural History Museum of Barcelona, in Spain, since 1973. =VS\TL 5V]LTILY+LJLTILY |  | | Journal (issue) | | tremolite-chlorite schists, hornblende schists, phyllites and quartz-mica schists. Specific higher-temperature exceptions... and (2) alkali feldspar + talc = phlogopite + quartz, while the appearance of biotite instead of, or...pegmatites, aplites, quartz-feldspar quartz-feldspar and feldspar veins and quartz stringers have intruded...1991,22,5 1991,22,5 Crystallized and massive rose quartz deposits in Brazil Jacques P. Cassedanne, Cassedanne...of of massive rose quartz and wholeofofthe thecrystallized crystallized rose quartz. Other occurrthe whole |  | | Journal (article/letter/editorial) | | Naturales, José Gutiérrez Abascal 2, Madrid 28006, Spain ‡Departamento de Ciencias de la Tierra y Química...Zaidin, CSIC, Prof. Albareda 1, 18008 Granada, Spain (Received 18 March 1999; accepted 8 September 1999)...hosted in Lower Triassic red mudstones in Central Spain. From their borders to their centres, the geodes...display (a) a millimetric carbonate crust, (b) a quartz rim, (c) massive dolomite, (d) gold-bearing iron-rich...originally anhydrite, which was subsequently replaced by quartz and dolomite. The resultant porosity from this |  | González-Acebrón, Laura, Lopez-Elorza, Maialen, Mas, Ramón, Arribas, José, Omodeo-Salé, Silvia (2021) Fluid migration recorded by fluid inclusions in crack-sealed quartz veins and sandstone host rock; Cameros Basin, Spain. Journal of Iberian Geology, 47 (4) 641-662 doi:10.1007/s41513-021-00174-z | Journal (article/letter/editorial) | | inclusions in crack‑sealed quartz veins and sandstone host rock; Cameros Basin, Spain Laura González‑Acebrón1...an extensional sedimentary basin (Cameros Basin, Spain) affected by a post-extensional hydrothermal metamorphism...Albian to Coniacian. This process generated abundant quartz veins and transformed the quartzarenites into quartzites...inclusion asemblages (FIAs) in the veins and in the quartz grain overgrowths in the quartzites, in order to...effects in the host rock. Fluid inclusions in the quartz grain overgrowths contain liquid and vapor at room |  | | Book (volume) | | chapters: France and Luxembourg by J. Bouladon Spain by F. Vazquez Guzman Portugal by D. Thadeu Italy...phosphates, borates, potash, salt, diamond, graphite, quartz, calcite, mica, feldspar, asbestos, talc, barite...Yugoslavia; and Southwest Europe embraces France, Spain, Portugal and Italy. Each volume has an introductory...Conclusion . Distribution in space Distribution in time Spain by F. V3.zquez Guzman. 69 71 71 73 73 Geology...thenardite Potassium salts Catalan Basin Navarra Basin Quartz. Dunite. Feldspars Talc Baryte . Guillermin San |  | | Journal (article/letter/editorial) | | Martinez-Martinez • V. Garcia-Duefias Retrograde evolution of quartz segregations from the Dos Picos shear zone in the...Nevado-Filabride Complex (Betic chains, Spain). Evidence from fluid inclusions and quartz c-axis fabrics Received:...1993/Accepted: 23 June 1994 Abstract Synkinematic quartz veins are ubiquitous in the shear zone separating...Cordilleras. They have been studied with respect to quartz c-axis fabrics, microstructures and fluid inclusions...the units at P = 500-600 MPa and T = 400-500°C. Quartz displays two groups of microstructures in the shear |  | Herrero, María J., Marfil, Rafaela, Escavy, Jose I., Al-Aasm, Ihsan, Scherer, Michael (2020) Diagenetic Origin of Bipyramidal Quartz and Hydrothermal Aragonites within the Upper Triassic Saline Succession of the Iberian Basin: Implications for Interpreting the Burial–Thermal Evolution of the Basin. Minerals, 10 (2) 177 doi:10.3390/min10020177 | Journal (article/letter/editorial) | | minerals Article Diagenetic Origin of Bipyramidal Quartz and Hydrothermal Aragonites within the Upper Triassic...Universidad Complutense de Madrid, 28040 Madrid, Spain; marfil@ucm.es Departamento de Ingeniería y Morfología...Universidad Politécnica de Madrid, 28040 Madrid, Spain; ji.escavy@upm.es School of the Environment, University...the Iberian Basin (Spain), the occurrence of both idiomorphic bipyramidal quartz crystals as well as...evaporite bearing sequences. Bipyramidal-euhedral quartz crystals occur commonly at widespread locations |  | | Journal (article/letter/editorial) | | Unconventional gas resources in the Cantabrian Zone (NW Spain): A comprehensive preliminary assessment Rodrigo...Asturias, Spain 2 Research on Geological Resources Department, Geological Survey of Spain (IGME), Madrid...Madrid, Spain 3 With the aim of acquiring a better knowledge of the potential for unconventional gas...gas resources in Spain, 134 rock samples were taken from 12 lithostratigraphic units in the Cantabrian...Cantabrian Zone (north‐west Spain) and studied for a 3‐year period. The selected units gather, a priori, the basic |  | | Journal (article/letter/editorial) | | has been suggested that since the Quartz pseudomorphs after beta-quartz compositional ranges of chalcocite...chalcocite and djurleite Beta-quartz-beta is a high temperature quartz (over often overlap, that a transformation...the copper atoms transformed into common quartz (alpha-quartz). change their position, not only creating...djurleite according to their atomic Benasque, Huesca (Spain), in the acidic subvolcanic orientation. As Evans...stream, in Luesma, nature has difficulties Zaragoza (Spain), achieving a stable in the Stephanian association |  | | Journal (article/letter/editorial) | | Mineralogical Analysis of Mortars in the Walls of Ávila (Spain) and Its Surroundings Isabel Sonsoles de Soto García...Universidad Pública de Navarra, 31006 Pamplona, Spain; isabelsonsoles.desoto@unavarra.es Instituto de...Extremadura), Plaza de España, 15, 06800 Mérida, Spain; reyesdesoto@iam.csic.es Departamento de Geología...de Ciencias, Universidad Autónoma, 28049 Madrid, Spain Correspondence: rosario.garcia@uam.es Received:...samples from some emblematic monuments of Ávila city (Spain), which were collected during the restoration of |  | | Report (chapter) | | arenite on its diagenesis in the Cameros Rift Basin (Spain) J. ARRIBAS1*, L. GONZÁLEZ-ACEBRÓN2, S. OMODEO-SALÉ1...(CSIC), José Antonio Novais 12, 28040 Madrid, Spain 2 Dpto. de Estratigrafı́a, Facultad de Ciencias...(CSIC), José Antonio Novais 12, 28040 Madrid, Spain *Corresponding author (e-mail: arribas@geo.ucm.es)...Abstract: The intraplate Cameros Rift Basin in northern Spain, which has sediments some 6500 m thick, developed...carbonate cements that inhibited compaction and later quartz, feldspar and clay mineral diagenetic phases. The |  | Platt, J. P., Behrmann, J. H., Martínez, J. -M. M., Vissers, R. L. M. (1984) A zone of mylonite and related ductile deformation beneath the alpujarride nappe complex, betic cordilleras, S. Spain. Geologische Rundschau, 73 (2) 773-785 doi:10.1007/bf01824981 | Journal (article/letter/editorial) | | Alpujarride Nappe Complex, Betic Cordilleras, S. Spain. By J.P. PLATT and J.H. BEHRMANN, Oxford, J-M....Department of Petrology, University of Granada, Spain and R. L. M. VISSERS, Institute for Earth Sciences...Betic Zone, of the Betic Cordilleras in southern Spain, has long been k n o w n as a region o f large-scale...subdivision of the Betic Cordilleras, southern Spain. A: Alicante, C: Cartegena, AI: Almeria, G: Granada...transitional towards that of a true mylonite. In quartz-rich rocks, this is a result of intracrystalline |  | | Journal (issue) | | the Dept l'Aude in S. France(3) and in northern Spain in Aragon and Asturias(4). Outside Europe it is...jet-working industry in Schw&bisch Gmund in Germany. In Spain the industry flourished in the 14th and 15th centuries...of jet from each of the four provenances Turkey, Spain, Russia and the U.S.A., and these were compared...form the country rock to pegmatites and late-phase quartz veins intruded at various times before and after...include beryl, mica, tantalite and cassiterite; the quartz veins contain wolframite. Late-stage pneumatolytic |  | | Journal (article/letter/editorial) | | (Buntsandstein) sediments from the Central Iberian Chain, Spain Harry Stel Department of Tectonics, Institute of...ferric oxides are found as ‘dust’ at boundaries of quartz and feldspar and it is usually difficult to classify...the southcentral branch of the Iberian Chain in Spain (see below). The techniques that are used are both...location of the area within the Iberian Chain, Spain. H. Stel / Sedimentary Geology 213 (2009) 89–96...89–96 Fig. 2. Micrograph of boundary zone of quartz–arenitic clast and dolomite(D)–siderite (S)–goethite(G) |  | Roda-Robles, E., Pesquera, A., Gil-Crespo, P. P., Torres-Ruiz, J. (2012) THE PUENTEMOCHA BERYL-PHOSPHATE GRANITIC PEGMATITE, SALAMANCA, SPAIN: INTERNAL STRUCTURE, PETROGRAPHY AND MINERALOGY. The Canadian Mineralogist, 50 (6) 1573-1587 doi:10.3749/canmin.50.6.1573 | Journal (article/letter/editorial) | | BERYL–PHOSPHATE GRANITIC PEGMATITE, SALAMANCA, SPAIN: INTERNAL STRUCTURE, PETROGRAPHY AND MINERALOGY...Vasco (UPV/EHU), P.O. Box 644, E–48080 Bilbao, Spain José TORRES-RUIZ Departamento de Mineralogía y...Universidad de Granada, Fuentenueva s/n, E–18002 Granada, Spain Abstract The Puentemocha pegmatite, located in...Tormes Dome of the Central Iberian Zone (Salamanca, Spain), is a beryl– phosphate granitic pegmatite hosted...zone, and a prominent quartz core. The essential minerals of the pegmatite are quartz, K-feldspar, plagioclase |  | Saez, R., Nocete, F., Nieto, J. M., Capitan, M. A., Rovira, S. (2003) THE EXTRACTIVE METALLURGY OF COPPER FROM CABEZO JURE, HUELVA, SPAIN: CHEMICAL AND MINERALOGICAL STUDY OF SLAGS DATED TO THE THIRD MILLENIUM B.C. The Canadian Mineralogist, 41 (3) 627-638 doi:10.2113/gscanmin.41.3.627 | Journal (article/letter/editorial) | | METALLURGY OF COPPER FROM CABEZO JURÉ, HUELVA, SPAIN: CHEMICAL AND MINERALOGICAL STUDY OF SLAGS DATED...Huelva, Av. Fuerzas Armadas s/n, E-21071 Huelva, Spain FRANCISCO NOCETE Departamento de Historia I, Universidad...Huelva, Av. Fuerzas Armadas s/n, E-21071 Huelva, Spain JOSÉ M. NIETO AND M. ÁNGELES CAPITÁN Departamento...Huelva, Av. Fuerzas Armadas s/n, E-21071 Huelva, Spain SALVADOR ROVIRA Museo Arqueológico Nacional, Departamento...de Conservación, C/ Serrano 13, E-28001Madrid, Spain ABSTRACT The archeological excavations at Cabezo |  | | Journal (article/letter/editorial) | | Epithermal Deposit of Palai-Islica (Almería, SE Spain) as an Indicator of Hydrothermal Alteration Javier...Epithermal Deposit of Palai-Islica (Almería, SE Spain) as an Indicator of Hydrothermal Alteration. Minerals...Campus Universitario de Cartuja, 18071 Granada, Spain; fjcarril@ugr.es Instituto Andaluz de Ciencias de...Armilla, Spain Trail Ingenieros, Calle Ibáñez de Bilbao, 13. Entresuelo Derecha, 48009 Bilbao, Spain; ies...Granada, Spain Correspondence: smorales@ugr.es Abstract: The Palai-Islica deposit (Almería, SE Spain) is |  | | Journal (article/letter/editorial) | | mineralization in the Valdeflores area (Cficeres, Spain) J. Torres-Ruiz 1, A. Pesquera 2, P. P. Gil 2, and...y Petrologia, Universidad de Granada, Granada, Spain 2 Departamento de Mineralogia y Petrologia, Universidad...del Pais Vasco, Bilbao (Vizcaya), Spain 3 TOLSA S.A, Madrid, Spain With 8 Figures Received September...containing quartz, Li- and Cs-micas, and small amounts of arsenopyrite occur near Cficeres, Spain. The tourmalinites...solid-solution series. Hydrothermal veins containing quartz, muscovite, amblygonite-montebrasite, apatite, |  | | Journal (article/letter/editorial) | | duringthe Mesozoic Extension in the Pyrenees of Spain CBAIGA. JOHNSON, U.S.Geological Survey,Box25046...Universitat Autbnoma deBarcelona, 08193Bellaterra, Spain j. TRITLLA*, Department of EarthSciences, University...veindeposits, located in thecentralPyrenees of Spain,crosscut Paleozoic metasedimentary rocksandarein...rangeobtained fromprimary fluidinclusions. Coexisting quartz hasa 6•SO valueof 19_+1 perrail(VSMOW). Thefluidwhichdeposited...andmicrothermometric analyses offluidinclusions in quartz andsphalerite indicate salinities of 3 to 29wt |  | Gómez-Fernández, Fernando, Vindel, Elena, Martín-Crespo, Tomás, Sánchez, Virginia, González Clavijo, Emilio, Matías, Roberto (2012) The Llamas de Cabrera gold district, a new discovery in the Variscan basement of northwest Spain: A fluid inclusion and stable isotope study. Ore Geology Reviews, 46. 68-82 doi:10.1016/j.oregeorev.2012.02.001 | Journal (article/letter/editorial) | | discovery in the Variscan basement of northwest Spain: A fluid inclusion and stable isotope study Fernando...Universidad de León, C/Jesús Rubio 2, 24004, León, Spain Departamento de Cristalografía y Mineralogía, Facultad...Madrid, Spain ESCET, E. Departamental II, Universidad Rey Juan Carlos, Móstoles, 28933, Madrid, Spain d IGME...Salamanca, Spain e Fundación Cultura Minera, CN-VI, Km. 366, Torre del Bierzo, 24370 León, Spain b c a r...isotopes Arsenopyrite geothermometer Northwest Spain a b s t r a c t The northwest of the Iberian Massif |  | | Journal (article/letter/editorial) | | Crustal xenoliths from Tallante (Betic Cordillera, Spain): insights into the crust–mantle boundary G I A...of Tallante (Pliocene) in the Betic Cordillera (Spain) exhumed a heterogeneous xenolith association, including...metagabbroids and felsic rocks characterized by quartz-rich parageneses containing spinel ± garnet ± sillimanite...lamprophyres) from Central Spain (Villaseca et al. 2007). The felsic rocks have quartz-rich parageneses containing...cordierite occurs between quartz and spinel, suggesting the reaction spinel + quartz = cordierite. Cordierite |  | | Journal (article/letter/editorial) | | Alhamilla unit (Sierra Alhamilla, Betic Cordilleras, SE Spain) B. VAN DEN EECKHOUT* & G. KONERT,t Geologisch Znstituut...Complex in the Sierra Alhamilla (Betic Zone, SE Spain) are interpreted as having been formed preand synkinematically...Nevado-Filabride unit in the Sierra Alhamilla, southern Spain. The interpretation is used in a discussion of the...Internal Zone of the Betic Cordilleras of southern Spain (Fig. I). For a regional treatment the reader is...Tectonic sketch map of the eastern Betic Zone (SE Spain) after the Instituto Geologico y Minero de Esparia |  | Vindel, Elena, Chicharro, Eva, Villaseca, Carlos, López-García, José Ángel, Sánchez, Virginia (2014) Hydrothermal phosphate vein-type ores from the southern Central Iberian Zone, Spain: Evidence for their relationship to granites and Neoproterozoic metasedimentary rocks. Ore Geology Reviews, 62. 143-155 doi:10.1016/j.oregeorev.2014.03.011 | Journal (article/letter/editorial) | | vein-type ores from the southern Central Iberian Zone, Spain: Evidence for their relationship to granites and...Geologicas, Universidad Complutense, 28040 Madrid, Spain Dpt. Petrología y Geoquímica, Facultad Ciencias...Complutense, 28040 Madrid, Spain Centro Tecnológico de Repsol, Móstoles, Madrid, Spain a r t i c l e i n f...Apatite chemistry a b s t r a c t Hydrothermal quartz–apatite veins, called “Iberian-type”, occur exclusively...The mineral assemblage of these veins comprises quartz, apatite, minor sulfides, dolomite, Fe–Mg-carbonates |
|
Los Vives, Orihuela, Alicante, Valencian Community, Spain