Listar REV - CLXL - Vol. 20 (1996) por título
Mostrando ítems 12-21 de 21
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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 ... -
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 ... -
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. ... -
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 ... -
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 ... -
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 ... -
El stock de Santa Elena (Jaén): una intrusión genéticamente independiente de la asociación magmática del batolito de Los Pedroches
(Universidade da Coruña, 1995)[Abstract] The Santa Elena stock has been classically considered as belonging to the magmatic association ofthe Los Pedroches Batolith. The stock is intrusive into psammo-pelitic materials Ordovician to Carboniferousin ... -
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 ... -
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 ... -
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 ...