Geologica acta - UAB Digital Repository of Documents

Geologica Acta

Geologica Acta (ISSN 1695-6133 / 1696-5728 e-ISSN) is an institutional open access journal, international and a general profile of Earth Sciences. The journal welcomes articles from both conceptual and regional levels, with special emphasis on areas of the Mediterranean, South America and the Caribbean, but without considering contributions from any region. Also encouraged the publication of theme issues that give the results of projects and international scientific meetings.

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2013-06-14
18:44

20 p, 3.6 MB

Potential rockfalls and analysis of slope dynamics in the palatine archaeological area (Rome, Italy) / Luzio, E. di (Istituto per le Tecnologie Applicate ai Beni Culturali (Roma)) ; Bianchi Fasani, G. (Università degli studi di Roma "La Sapienza". Centro di Ricerca, Previsione, Prevenzione e Controllo dei Rischi Geologici) ; Bretschneider, A. (Università degli studi di Roma "La Sapienza". Departamenti di Scienze della Terra) ; ; et al
The Palatine Hill is among the main archaeological sites of Roman antiquity. Today, this place requires continuous care for its safeguarding and conservation. Among the main problems, slope instabilities threaten the southwestern border of the hill flanked by the Velabrum Valley, as also testified by historical documents. [...]
2013
Geologica acta, Vol. 11, Núm. 2 (Juny 2013) , p. 245-264

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2013-06-14
18:21

19 p, 3.6 MB

Post-depositional processes of elemental enrichment inside dark nodular masses of an ancient aeolian dune from A Coruña, Northwest Spain / Trinidade, M.J. (Universidade Técnica de Lisboa. Instituto Tecnológico e Nuclear, Instituto Superior Técnico) ; Prudêncio, M.I. ; Sanjurjo-Sánchez, J. (Universidade da Coruña. Instituto Universitario de Xeoloxía) ; Vidal Romaní, J.R. (Universidade da Coruña. Instituto Universitario de Xeoloxía) ; et al
This paper focuses on a residual ancient aeolian climbing dune from Punta Penaboa (A Coruña, Northwest Spain) showing evidence of post-depositional weathering, particularly the presence of dark brown nodular masses. [...]
2013
Geologica acta, Vol. 11, Núm. 2 (Juny 2013) , p. 231-244

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2013-06-14
18:14

15 p, 7.1 MB

Gravitational dismantling of the Miocene mountain front of the Gibraltar Arc system deduced from the analysis of an olistostromic Complex (Western Betics) / Suades, E. (Universidad de Granada. Departamento de Geodinámica) ; Crespo-Blanc, A. (Consejo Superior de Investigaciones Científicas (Espanya). Instituto Andaluz de Ciencias de la Tierra) ; ;
A mélange complex seals the internal-external zone boundary of the western part of the Gibraltar Arc orogenic belt and constitutes a key element to establish milestones of the Betic-Rif tectonic evolution. [...]
2013
Geologica acta, Vol. 11, Núm. 2 (Juny 2013) , p. 215-229

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2013-06-14
16:57

20 p, 2.0 MB

Diagenetic processes in a partially dolomitized carbonate reservoir : Casablanca oil field, Mediterranean Sea, offshore Spain / Rodríguez-Morillas, N. (Centro Tecnológico de Repsol) ; Playà, E. (Universitat de Barcelona. Departament de Geoquímica, Petrologia i Prospecció Geològica) ; Travé, A. (Universitat de Barcelona. Departament de Geoquímica, Petrologia i Prospecció Geològica) ; Martín-Martín, J.D. (Consejo Superior de Investigaciones Científicas (Espanya). Institut de Ciències de la Terra Jaume Almera) ; et al
Mesozoic and Neogene carbonates located in the Valencia Trough (offshore Spain, western Mediterranean Sea) are oil reservoirs. This paper investigates the diagenetic evolution of the Upper Jurassic limestones, currently dolomitized, that constitute the main reservoir of the Casablanca oil field. [...]
2013
Geologica acta, Vol. 11, Núm. 2 (Juny 2013) , p. 195-214

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2013-06-14
16:36

40 p, 6.6 MB

The Bartonian-Priabonian marine record of the eastern South Pyrenean Foreland Basin (NE Spain) : a new calibration of the larger foraminifers and calcareous nannofossil biozonation / Costa, E. (Universitat de Barcelona. Departament d’Estratigrafia, Paleontologia i Geociències Marines) ; Garcés, M. (Universitat de Barcelona. Grup de recerca consolidat Geodinàmica i Anàlisi de Conques (GGAC)) ; López-Blanco, M. (Universitat de Barcelona. Departament d’Estratigrafia, Paleontologia i Geociències Marines) ; Serra-Kiel, J. (Universitat de Barcelona. Grup de recerca consolidat Geodinàmica i Anàlisi de Conques (GGAC)) ; et al
This study presents a combined biostratigraphic (calcareous nannofossils, larger foraminifers) and magnetostratigraphic study of the Middle and Late Eocene marine units of the Igualada area, eastern Ebro Basin. [...]
2013
Geologica acta, Vol. 11, Núm. 2 (Juny 2013) , p. 177-193

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2013-06-14
15:58

10 p, 1.3 MB

Palynology of the Iscayachi Formation (Cambro-Ordovician) from the Cordillera Oriental of Southern Bolivia : New data from the western margin of Gondwana / Vergel, M.M. ; Aceñolaza, G.F. ; Aráoz, L. ; ; et al
The first late-Cambrian aged palynomorph assemblage of Bolivia is presented. The sampled material comes from the Cambro-Ordovician Iscayachi Formation cropping out in the Antenna of the Sierra de Sama, Tarija department, southern Bolivia. [...]
2013
Geologica acta, Vol. 11, Núm. 2 (Juny 2013) , p. 167-175

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2013-06-14
15:46

19 p, 2.3 MB

The Case for UHP Conditions in the Cuaba Terrane, Río San Juan Metamorphic Complex, Dominican Republic / Abbott Jr., R. N. (Appalachian State University. Department of Geology) ; Draper, G. (Florida International University. Department of Earth Sciences) ; ;
From the Cuaba terrane in northern Dominican Republic. Ultrahigh pressure (UHP) conditions are indicated for the Cuaba terrane on the basis of phase relationships in garnet-bearing ultramafic rock. Dikes and orthocumulate textures indicate a magmatic origin. [...]
2013
Geologica acta, Vol. 11, Núm. 2 (Juny 2013) , p. 149-165

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2013-06-14
15:40

20 p, 4.0 MB

Spinel group minerals in metamorphosed ultramafic rocks from Río de Las Tunas belt, Central Andes, Argentina / Gargiulo, M.F. (Universidad Nacional del Sur. INGEOSUR) ; Bjerg, E.A. (Universidad Nacional del Sur. INGEOSUR) ; Mogessie, A. (Karl-Franzens Universität Graz. Institut für Erdwissenschaften, Bereich Mineralogie und Petrologie) ; Consejo Nacional de Investigaciones Científicas y Técnicas (Argentina)
In the Río de Las Tunas belt, Central Andes of Argentina, spinel group minerals occur in metaperidotites and in reaction zones developed at the boundary between metaperidotite bodies and their country-rocks. [...]
2013
Geologica acta, Vol. 11, Núm. 2 (Juny 2013) , p. 133-148

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2013-04-08
17:05

4 p, 363.8 KB

In memorial of Jordi Maria de Gibert Atienza / Martinell Callicó, J.
Jordi Maria de Gibert Atienza. Barcelona (21/03/1968) – Barcelona (23/09/2012). At dawn on September 23, Jordi Maria de Gibert Atienza passed away at the age of 44, after suffering a massive heart attack. [...]
2013
Geologica acta, Vol. 11, Núm. 1 (març 2013) , p. 129-131

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2013-04-08
17:03

16 p, 838.2 KB

Evolution and economic significance of listwaenites associated with Neoproterozoic ophiolites in south Eastern Desert, Egypt / Azer, M.K. ; ;
Most South Eastern Desert ophiolites are found along the Allaqi-Heiani-Gerf suture along the Egypt-Sudan border. Serpentinites, altered slices of upper mantle, are the main components of this suture and other sutures in the Arabian-Nubian Shield. [...]
2013
Geologica acta, Vol. 11, Núm. 1 (març 2013) , p. 113-128

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