Thesis Collection
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Browsing Geogaceta -- Nº 26, (1999) by Issue Date
Now showing items 21-31 of 31
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Análisis integral (micropaleontología y sedimentologia) de un sondeo supramareal Holoceno en la ria de Gernika (Golfo de Vizcaya)
(Sociedad Geológica de España, 1999)The microfauna (foraminifers, ostracods) and sedimentology of a core from the supratidal polluted area of the Ria of Gernika (S of Bay of Biscay) have been analysed in this work. Four different episodes have been recognised ... -
Análisis de la microfracturación en la Isla Decepción, Antártida Occidental
(Sociedad Geológica de España, 1999)The micro fracture patterns in Deception Island, an active shield volcano located in (he Bransfield Strait, Antarctic Peninsula region, are studied here for the first time. 143 faults have been measured in five sites ... -
Hidrogeoquímica y microbiología en Los Hervideros del Campo de Calatrava (Ciudad Real)
(Sociedad Geológica de España, 1999)CÓZ-rich springs and wells in the Campo de Calatrava commonly are named Hervideros. This .ground water is originated by deep circulation along the fractures of the paleozoic rocks of the area, with residence times ... -
La roca de Getafe: trayectoria de caída, efectos del impacto y marcadores morfotexturales de vuelo
(Sociedad Geológica de España, 1999)On 21st June, 1994, at approximately 12 noon local time, a rock, weighing 1.417 kg and measuring 18 x 8.5 x 8 cm, struck a car, which was travelling south on the Madrid-Andalucia róed (Cetafe city, south .Madrid). This ... -
La fracturación en el Cabo Shirreff, Isía Livingston, Antártida Occidental
(Sociedad Geológica de España, 1999)The Cape Shirreff, located in the northern part of Livingston Island, South Shetland Islands, represents one of the points of this island arc adjacent to the related trench. Here outcrop a volcanic succession with, probably, ... -
Las doleritas neoproterozoicas de las ventanas de Agadir Melloul y del Adrar Izazen (Anti-Atlas Central, Marruecos). Restos de una distension pre-panafricana
(Sociedad Geológica de España, 1999)Two swarms of diabasic dykes wich différents directions NE-SW and NW-SE cut the socle of Agadir Melloul and the Adrar Izazen neoprotero/.oic windows. This rocks show a hidrothermal transformation simultanely wich Pahafricàn ... -
El Cretácico terminal y paleoceno dé lá Sierra del Carche (dominio prebético, Jumilla). Caracterización estratigráfica y sedimentológica
(Sociedad Geológica de España, 1999)The mid Campanian to Paleocene section ih Sierra del Carche (jumilla, Prebetic Domain, SE Spain) consists of 125 meters of carbonates and marls deposited in open platforrh environments. Facies analysis Of these rocks ... -
Quaternary reverse surface faulting in Mallorca Island (Baleares, Spain): Relationships with historical seismicity
(Sociedad Geológica de España, 1999)Se analiza una falla Inversa que afecta a depósitos cuaternarios de relleno de la Dolina de Portol, situada en la zona epicentral del terremoto de Palma de 1851 (VIII MSK). La falla presenta un desplazamiento inverso ... -
Foraminíferos bentónicos holocenos del talud de Guyana y Surinam (Atlántico Central): su relación con las masas de agua
(Sociedad Geológica de España, 1999)The study of two sedimentary Holocene cores from the upper slope of Cuianas (Central West Atlantic) allows for the identification of 139 species of benthic foraminifers. This microfauna is similar to those identified in ... -
Caracterización y evolución del paleocauce del río Guadalete en la bahía de Cádiz durante el cuaternario terminal
(Sociedad Geológica de España, 1999)Late Quaternary paleochannel and fluvial deposits characterization in the Bay of Cadiz have been carried out by geophysical, cores, and archeological data. They are located over alluvial deposits of regressive and lowstands ... -
Datos preliminares sobre el megabentos de bivalvos del Jurásico Superior - Cretácico basal en el Cañón de San Matías (Zacatecas, México)
(Sociedad Geológica de España, 1999)The present contribution shows the first approach to the interpretation of precise stratigraphic horizons containing megabenthic fossil assemblages made of Upper Jurassic - lowermost Cretaceous bivalves in México. This is ...
