Listar REV - CLXL - Vol. 20 (1996) por data de publicación
Mostrando ítems 1-20 de 21
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Petrología y estructura del plutón del Campanario-La Haba y del stock de Los Berrocales (Badajoz): datos preliminares
(Universidade da Coruña, 1995)[Abstract] The Campanario-La Haba pluton and Los Berrocales stock are situated in the southern part ofthe Central-Iberian zone. They form part ofthe late-Hercynian alignement named Caceres-Linares or Pedroches-Alburquerque. ... -
Bornhardts, Bouldes and Inselbergs
(Universidade da Coruña, 1995)[Abstract] Bornhardts are steep-sided domical hills. The profiles are associated with sheet fractures, and their plan form with steeply dipping fractures of orthogonal or rhomboidal systems. They are well developed in ... -
Lithologic and climatic convergence in granite morphology
(Universidade da Coruña, 1995)[Abstract] The major and minor forms eommon to granite (and related erystalline lithologies) and to daeite, sandstone and limestone are listed and briefly deseribed. Faetors eondueive to lithologie eonvergenee (the development ... -
Evolução Quaternária do Graben de Vilariça (Trás-os-Montes, NE Portugal)
(Universidade da Coruña, 1995)[Abstract] In Portugal, the Douro River has a first large bend, leaving it's E-W general orientation after the Spanish border and near the Coa River mouth; another infiection occurs in Pocinho, where the Douro River fills ... -
Pruebas morfológicas y estructurales sobre el origen de las fracturas de descamación
(Universidade da Coruña, 1995)[Abstract] Sheet fractures are well and widely developed in massive rocks, i.e., rocks lacking other partings, and they have been discussed in the literature for more than a century. Yet there is no agreement as to their ... -
La historia humana en el Cuaternario de Galicia
(Universidade da Coruña, 1995)[Abstract] The current opinion about the cultures ofLower, Middle andUpper Palaeolithic in Galicia is presented. The main archaeological problems are analized, and at the same time new directions in research are appointed. -
The Various origins of minor granite Landforms
(Universidade da Coruña, 1995)[Abstract] The many minor forms developed on granitic terrains, on bornhardts and other residual hilis, on boulders, on sheet structures and on platforms, vary in origino Different modes of initiation and subsequent ... -
Las texturas de reacción en gneises calcosilicatados como indicadores de la trayectoria retrógrada P-T-Zco2: el ejemplo del domo gneísico del Tormes, NO Salamanca
(Universidade da Coruña, 1995)[Abstract] Calc-silicate gneisses from the LowerUnit ofthe Tormes Gneiss Complex,NW Salamanca, exhibit a sequence of reaction textures that have been used to elucidate their retrograde P-T-XC02 path. The highest temperature ... -
Grutas do Maciço Hespérico de Portugal com faunas de grandes mamíferos plistocénicos. Breve síntese
(Universidade da Coruña, 1995)[Abstract] This study presents a review of the large-sized mammals from the Upper Pleistocene of portuguese caves situated at the Hesperic basement. At the moment, only two caves are known: the Lorga de Dine cave (Vinhais, ... -
Evolución del suelo en el Cuaternario de Galicia
(Universidade da Coruña, 1995)[Abstract] When attempting to reconstruct the evolution of Galician soils, it is useful to make a distinction between the two types ofevidence currently available. First, we have soil data for geomorphologicalIy stable ... -
Geoquímica comparada de depósitos de turberas altas (tremedales de los Montes Universales, Teruel) y de turberas bajas (Marjales de la depresión Valencia-Castellón)
(Universidade da Coruña, 1995)[Abstract] A comparative geochemical study of peat deposits from bog and marsh (with marine influence) deposits has been performed. The bog is located in Tremedal Mountains (Teruel, Iberian Range, Spain) and the marsh in ... -
Formación de suelos policíclicos durante el Cuaternario reciente en el Monte Borrelho (N. de Portugal)
(Universidade da Coruña, 1995)[Abstract] Pedological and palynological characterization oftwo soils from Monte Borrelho (northern Portugal) evidences the formation ofpolycyclic soils in the Subatlantic. In both soils, two cycles are clearly separated ... -
Presencia de pirofilita en reemplazamientos de conchas de espiriféridos (Brachiopoda) del Devónico de la zona centroibérica. (Macizo Hespérico, España)
(Universidade da Coruña, 1995)[Abstract] Amacroscopic pyrophyllite bearing mineralization related to shells ofspiriferids has beeen found in the Herrera Formation (southern Central-Iberian Zone, Hesperic Massif, Spain). The observed mineral asociation ... -
O Cuaternario do Maciço Hespérico em Portugal. Problemas do seu Estudo Geológico e Geomorfológico
(Universidade da Coruña, 1995)The major problem in studying the Quaternary in the Hesperian Massif in Portugal is unquestionably posed by the scarcity ofdeposits, faunas and floras, which makes it difficult to establish a more or less accurate ... -
Emplazamiento, Petrología y Geoquímica del Complejo Volcano-Clástico de Orea (Guadalajara, Cadena Ibérica Occidental)
(Universidade da Coruña, 1995)[Abstract] The volcanoclastic outcrop ofOrea (south margin of the Iberian Chain) reflects a pluriepisodic igneous activity, expressed in agglomerates and tuffs ofdacitic composition (with a calc-alkaline affinity) and ... -
Variación espacial de la movilidad de Fe, Mn, Cu y Zn
(Universidade da Coruña, 1995)[Abstract] To investigate the spatial behavior of topsoil Fe, Mn, Cu and Zn in a small (1,8 ha) field 53 samples were taken acording to a nested sampling pattern. Metal contents extracted by 0.05 EDTA, both at pH = S and ... -
Los estudios polínicos en España, utilizados en la reconsntrucción climática de los últimos 10.000 años
(Universidade da Coruña, 1995)[Abstract] In the 5Oth anniversary of the introduction of palinology into the Spain by Bellot and Vieitez, its shown a synthesis ofall the palinological works about the Holocene made in Spain. A great number oftheir are ... -
A typological calssification of Spanish precious metals deposits
(Universidade da Coruña, 1995)[Abstract] Last decade's intensive exploration for precious metals in Spain led to a new understanding ofvarious types ofdeposits and prospects. A summary review of recent progress is presented, allowing the systematic ... -
Composición e implicaciones barométricas de los anfíboles en el Complejo Plutónico de la Maladeta (Pirineos Centrales, Huesca-Lérida)
(Universidade da Coruña, 1995)[Abstract] The composition of the amphiboles in basic rocks (gabbros and diorites), granodiorites, monzogranites with minor amphibole and mafic microgranular enclaves from the Maladetta massif, corresponds to calcic terms ... -
Programación lineal continua de una cantera de pizarra
(Universidade da Coruña, 1995)[Abstract] A new exploitation of roofing slate has several possibilities of marketing depending on the sizes of the pieces that it makes. Three sizes has been chosen among aH the possibilities in base of the conditions ...
