975 resultados para Geology, Stratigraphic -- Catalonia -- Montgrí Mountain
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Includes bibliographical references (p. 81-83).
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Mode of access: Internet.
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Includes index.
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From the Annual report of state geologist of New Jersey for the year 1894.
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"Bibliography of the district": p. 293-301.
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Mode of access: Internet.
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v.5(1967)
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v.33:no.29(1978)
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The Guilleries are a small and mountainous area located in the north-westem part of the Catalonian Coastal Ranges where metamorphic and igneous Paleozoic rocks are exposed. After the main hercynian folding this area was affected by a brittle deformation that is mainly manifested by the intrusion of a very large number of dykes of granodiorite and the development of a complex joint system. Trends of dykes indicate that their intrusion was related to a SE-NW extension, whose estimated value is 40% on an average. This extension seems to stand, although without any associated igneous event, with the development of NE-SW directed joints which make the main set. Five families more were developed later, onegently-dipping and fou upright; the latter trending roughly SE-NW, ENE-WSW, ESE-WNW and N-S. AU the joint sets appear in the metasedimentary Paleozoic rocks and in the hercynian intrusive bodies. Concerning the ages, joints that belong to the NE-SW and SE-NW directed sets and also those slightly dipping have been attributed to the late-hercynian times and all the other are considered to be later
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In the present paper the granite landforms of the Les Gavarres and Begur massifs (Girona) are described. Also the relationship between this landforms and the lithology are analysed
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Granitic Landforms in the Ardenya Massif (Girona, Spain). In this paper the main characteristics of the granite landforms in the Ardenya massif (Girona) are described. The relationship between this landforms and the lithology are analysed
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In this paper we show some sedimentological characteristics of Assilina beds from Armancies Fm. (middle Eocene) and their lateral equivalents that let us to remark some aspects of their genesis. We arrive to the conclusion that, in occidental sector (Bagá-Campdevanol), ‘las barras de Assilinas’ from the Armancies Fm. are grain flow channels, first sedimented at W of Terrades and after slided, from E to W in a turbidite basin, without any coarse clastic
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The Paleozoic materials of Massís de Begur are described from a stratigraphical point of view. We distinguish two units: the lower one, present phillites with carbonate layers ofcambro-ordovician age. The upper one is composed by volcanic rocks, carbonate schistsand black slates, bring from caradocian and ashgillian age
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Stratigraphic series concerning the paleogenic materials of the 'Massis de Begur' are described. We note the presence of some diferences between its northem and westem margins