Browsing DGEO - Artículos by Title
Now showing items 1-20 of 159
-
A new early Visean coral assemblage from Azrou-Khenifra Basin, central Morocco and palaeobiogeographic implications
(SpringerOpen, 2020-02)A new early Visean coral assemblage has been recorded from turbidite facies in the southern part of the Azrou- Khenifra Basin, northwest of Khenifra, central Morocco. The newly discovered Ba Moussa West (BMW) coral ... -
A new occurence of the genus Tonkinella in northern Spain and the Middle Cambrian intercontinental correlation
(Institut de Ciències de la Terra "Jaume Almera", 2003-03)The genus Tonkinella is a typical polimeroid trilobite in lower Middle Cambrian rocks from Vietnam, Canada, U.S.A., India, Korea, Siberia, China and Argentina. It has recently been found in the Mediterranean region ... -
Alfabetización en Ciencias de la Tierra
(Asociación Española para la Enseñanza de las Ciencias de la Tierra (AEPECT), 2013)Este trabajo describe qué se entiende por una persona alfabetizada en ciencias de la Tierra y selecciona los conocimientos básicos que debería poseer todo estudiante al finalizar la educación obligatoria, de forma que ... -
Algunos rasgos de la Geología de Huelva y su interés en la enseñanza de las Ciencias de la Tierra
(Asociación Española para la Enseñanza de las Ciencias de la Tierra, AEPECT, 2012-08)Se presenta una panorámica general de los rasgos geológicos de la provincia de Huelva, España, incluidas sus sucesiones paleozoicas estructuradas en el ciclo varisco y las rocas recientes de edad cenozoica a holocena. ... -
Análisis de la vulnerabilidad de las poblaciones costeras de la provincia de Huelva (suroeste de España) ante tsunamis
(Sociedad Geológica de España, 2019-06)Even though the coast of Huelva is considered as a low seismic and tsunamigenic hazardous area, it has suffered numerous marine high-energy events during the last thousands of years. In this work, we have classified the ... -
Analysis of the iron coatings formed during marcasite and arsenopyrite oxidation at neutral-alkaline conditions
(Universitat de Barcelona, 2013)In order to study the nature of the precipitates formed on arsenopyrite and marcasite after reacting with neutral to alkaline solutions, a combination of techniques including Scanning Electron Microscope-Energy Dispersive ... -
Annelid Borings on Brachiopod Shells From the Upper Ordovician of Peru. A Long-Distance Co-migration of Biotic Partners
(Frontiers Media, 2022)The Recent planktonic larvae of the polychaete spionids are some of the most widespread and abundant group of coastal meroplankton worldwide. To study the possible co-migration of biotic partners and determine whether ... -
The Appinite-Migmatite Complex of Sanabria, Nw Iberian Massif, Spain
(Oxford University Press, 2003)The Sanabria appinitic rocks and host migmatites form an unusual, non-peri-batholithic complex in which all the typical members of the appinite suite are present. It differs from most appinitic complexes in the deeper level ... -
Application of the Comparison of Multibeam Echo-Sound Records to the Study of Stability of a Toxic Waste Stockpile Located on the Margin of a Tidal System: Tinto Estuary, Huelva, SW Spain
(MDPI, 2021)For more than 40 years, the industrial complex which developed near Huelva (in SW Spain) produced a huge amount of phosphogypsum as a waste product of manufacturing fertilizers. This waste was stockpiled in a stack 25 m ... -
Areniscas eólicas y mareales del Cretácico Superior de la Cuenca Neuquina (Argentina). Análisis petrográfico y de procedencia
(Sociedad Geológica de España, 2012-12)Mediante un estudio detallado de petrografía de areniscas se realizó el análisis de procedencia de los depósitos de la Formación Allen del Cretácico Superior en el borde nororiental de la Cuenca Neuquina, Argentina. La ... -
Aspectos petrogenéticos de la granodiorita de Los Pedroches (Sector Central del batolito de Los Pedroches, Córdoba, España)
(Universidade da Coruña: Instituto Universitario de Geología, 1992-12)Se ha realizado un estudio petrológico y geoquímico detallado de la granodiorita de Los Pedroches y de sus enclaves microgranitoides (sensu VERNON, 1983). Tanto en granodiorita como en enclaves se han obtenido datos de ... -
Assessment of atmospheric processes driving ozone variations in the subtropical North Atlantic free troposphere
(European Geosciences Union, 2013)An analysis of the 22-yr ozone (O3) series (1988– 2009) at the subtropical high mountain Iza˜na station (IZO; 2373m a.s.l.), representative of free troposphere (FT) conditions, is presented. Diurnal and seasonal O3 ... -
Atmospheric nanoparticle observations in the low free troposphere during upward orographic flows at Izaña Mountain Observatory
(European Geosciences Union, 2009)This study investigates the processes and conditions favouring the formation of nanoparticles (diameter<10 nm) which are frequently observed on high mountains reaching the low free troposphere. This was done through ... -
Background conditions and mining pollution throughout history in the Río Tinto (SW Spain)
(MDPI, 2015)The Río Tinto drains the eastern part of the Iberian Pyrite Belt (IPB), an area with a huge amount of massive sulphide deposits that has been mined for the last 4500 years. This river presents extreme conditions, with very ... -
Basaluminite structure and its environmental implications
(Elsevier, 2017)Basaluminite is a nanocrystalline aluminum oxyhydrosulfate of important environmental implications. It is present in areas affected by acid mine drainage and acid sulfate soils, where potential toxic elements present in ... -
Basin Evolution and Massive Sulfide Deposition at Rammelsberg (Germany): Updating the Subsidence Analysis
(MDPI, 2019-01)The Rammelsberg sulfide deposit is classically considered as a SEDEX-type deposit. The origin of SEDEX-type massive sulfides links with the evolution of their hosting basins. They frequently constitute the source for the ... -
Bedform variability and flow regime in a barrier-inlet system. The mesotidal Piedras mouth (Huelva, SW Spain)
(Universitat de Barcelona, 2015)Bedform fields from the Piedras River mouth (Huelva, SW Spain) have been studied using side-scan sonar techniques, combined with visual scuba-dives, and direct geometric measuring. The dominant flow regime has been ... -
Black Carbon aerosol measurements and simulation in two cities in south-west Spain
(Elsevier, 2016)Black carbon (BC) has been simulated for south-west Spain with the air quality model CAMx driven by the MM5 meteorological model, with a spatial resolution of 2 km × 2 km and a temporal resolution of 1 h. The simulation ... -
Braquiópodos neógenos del suroeste de la depresión del Guadalquivir (sur de España)
(Universidad Nacional Autónoma de México, 2010)Se analizan los primeros registros de braquiópodos de las tres formaciones geológicas de mayor distribución cartográfica en el suroeste de la cuenca del Guadalquivir (provincia de Huelva, sur de España). El muestreo realizado ... -
Calculated Potential Bedload Versus Real Transported Sands along the Guadiana River Estuary (Spain–Portugal)
(MDPI, 2019-11)The Guadiana estuary is a coastal system located in the southwest of the Iberian Peninsula and is the natural border between Portugal and Spain. It is a rock-bounded estuary which extends along more than 40 km and is ...