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Tomislav Malvic, Josip Iv?inovic, Josipa Velic and Rajna Rajic
The semivariogram and the ordinary kriging analyses of porosity data from the Sava Depression (Northern Croatia), are presented relative to the Croatian part of the Pannonian Basin system. The data are taken from hydrocarbon reservoirs of the Lower Ponti...
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Tomislav Malvic, Josip Iv?inovic, Josipa Velic and Rajna Rajic
The semivariogram and the ordinary kriging analyses of porosity data from the Sava Depression (Northern Croatia), are presented relative to the Croatian part of the Pannonian Basin system. The data are taken from hydrocarbon reservoirs of the Lower Ponti...
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Norberto Malumian,Eduardo B. Olivero
Pág. 117 - 130
Deep-marine folded Oligocene and contrasting shallow marine subhorizontal Upper Miocene-Pliocene deposits, crop out at the Irigoyen River area within the Fuegian Andes folded belt. The Lower to Upper Oligocene (?Miocene) consists of folded conglomerates,...
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Pablo J. Torres Carbonell,Norberto Malumian,Eduardo B. Olivero
Pág. 197 - 235
The orogenic margin of the Austral-Malvinas foreland basin system is formed by a marine succession exposed at northern Península Mitre, composed of 550 m of the late Paleocene-early Eocene foredeep, and more than 2,900 m of the late middle Eocene-?Miocen...
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Mario Vergara,Diego Morata,Rosemary Hickey-Vargas,Leopoldo Lopez-Escobar,Ingrid Beccar
Pág. 23 - 41
Upper Eocene to Middle Miocene volcanic rocks are found in the Colbún area, Linares Precordillera, central Chile (35º35'-36ºS). Based on stratigraphic characteristics, K-Ar and Ar-Ar dating, two different units are recognized: 1-a Lower Unit (Upper Eocen...
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Mario Vergara,Diego Morata,Rosemary Hickey-Vargas,Leopoldo Lopez-Escobar,Ingrid Beccar
Pág. 23 - 41
Upper Eocene to Middle Miocene volcanic rocks are found in the Colbún area, Linares Precordillera, central Chile (35º35'-36ºS). Based on stratigraphic characteristics, K-Ar and Ar-Ar dating, two different units are recognized: 1-a Lower Unit (Upper Eocen...
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Paulina Gana,Renate Wall
Pág. 145 - 163
RESUMEN. Se entregan 17 nuevas edades 40Ar/39Ar y K-Ar para las rocas volcanicas de las formaciones Lo Valle y Abanico y de intrusivos hipabisales ('stocks', diques y 'silis') que cortan estas secuencias. Los depositos de la Formacion Lo Valle, fueron da...
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Paulina Gana,Renate Wall
Pág. 145 - 163
RESUMEN. Se entregan 17 nuevas edades 40Ar/39Ar y K-Ar para las rocas volcanicas de las formaciones Lo Valle y Abanico y de intrusivos hipabisales ('stocks', diques y 'silis') que cortan estas secuencias. Los depositos de la Formacion Lo Valle, fueron da...
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Evangelia Besiou, George Kontakiotis, Iuliana Vasiliev, Pierre Moissette, Jean-Jacques Cornée and Assimina Antonarakou
The Tortonian?Messinian transition is associated with important climatic and oceanographic changes in the Mediterranean Basin, which have shaped both the biotic and abiotic nature of this setting. The morphological variability of the planktonic foraminif...
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Natalia Villalba,Hugo Murcia,Edith Jerez,Daniel Piedrahita,Dayana Schonwalder-Ángel,Andrés Pardo-Trujillo,Sebastián Echeverri
Pág. 181 - 200
The Combia Volcanic Province (~11-5 Ma), is a volcaniclastic sequence located in northwest Colombia between the Central and Western cordilleras at 5-6° N latitude. Its source is associated with the volcanic activity of the magmatic arc produced by the su...
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Angelos G. Maravelis, George Kontakiotis, Spyridon Bellas, Assimina Antonarakou, Chrysanthos Botziolis, Hammad Tariq Janjuhah, Panayota Makri, Pierre Moissette, Jean-Jacques Cornée, Nikolaos Pasadakis, Emmanouil Manoutsoglou, Avraam Zelilidis and Vasileios Karakitsios
The definition of pre-Messinian source rocks in the eastern Mediterranean is of paramount importance for hydrocarbon exploration because of the ability of salt to act as a high-quality seal rock. This research evaluates the organic geochemical features o...
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Pamela Jara,Reynaldo Charrier
Pág. 174 - 209
New stratigraphical and geochronological constraints for the Mezo-Cenozoic deposits in the High Andes of central Chile between 32° and 32°30?S: Structural and palaeogeographic implications. Attempts to differentiate geological units of the Andean Princip...
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Sergio F. Vizcaino,M. Susana Bargo,M. Encarnación Pérez,Inés Aramendía,José I. Cuitiño,Eduardo S. Monsalvo,Evangelos Vlachos,Jorge I. Noriega,Richard F. Kay
Pág. 382 - 422
The early-middle Miocene continental Cerro Boleadoras Formation (CBF) crops out in the area of Cerro Boleadoras and Cerro Plomo on the western slope of the Meseta del Lago Buenos Aires, northwestern Santa Cruz Province, Argentina. The lower levels of the...
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Stefano Vitale, Ernesto Paolo Prinzi, Maria Monda, Francesco D?Assisi Tramparulo and Sabatino Ciarcia
We present a structural study on the tectonic windows of Giffoni and Campagna, located in the western sector of the southern Apennines (Italy). We analyzed thrusts, folds, and related minor deformation structures. Here, a major in-sequence E-verging thru...
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Juan Carlos Cañaveras, Jose Pedro Calvo, Salvador Ordóñez, María Concepción Muñoz-Cervera and Sergio Sánchez-Moral
An intra-Vallesian (Upper Miocene) paleokarst developed at the top of the Intermediate Miocene Unit in the continental intracratonic Madrid Basin is recognized. This paleokarst is an early shallow, tabular-shaped karst that shows a marked control by the ...
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Stefano Vitale, Ernesto Paolo Prinzi, Francesco D?Assisi Tramparulo, Claudio De Paola, Rosa Di Maio, Ester Piegari, Monia Sabbatino, Jacopo Natale, Pasqualino Notaro and Sabatino Ciarcia
We present a structural study on late Miocene-early Pliocene out-of-sequence thrusts affecting the southern Apennine orogenic belt. The analyzed structures are exposed in the Campania region (southern Italy). Here, thrusts bound the N-NE side of the carb...
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Darío L. Orts,Andrés Folguera,Mario Giménez,Víctor Ramos
Pág. 220 - 241
The Southern Central Andes at 36ºS have been recognized as an orogenic belt where contraction, accommodatedmainly by basement structures, is associated with the inversion of a Late Triassic-Early Jurassic extensionaldetachment. Based on a structural cros...
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Patricia Lucía Ciccioli,Sergio A Marenssi
Pág. 407 - 441
The Toro Negro Formation (Neogene) records the sedimentation in the broken-foreland VinchinaBasin during the Andean Orogeny, in northwestern Argentina. This unit is composed of conglomerates, sandstonesand mudstones together with some beds of breccias an...
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Uwe Altenberger,Roland Oberhänsli,Benita Putlitz,Klaus Wemmer
Pág. 65 - 81
Five Miocene intrusive complexes are located along the N-trending, nearly trench-parallel San Lorenzo-Balmaceda Lineament in southern Patagonia. These complexes are characterized by mildly alkaline to calc-alkaline magmatism. The deformation and kinemati...
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Jacobus Le Roux,Jacqueline Puratich,F. Amaro Mourgues,Jose Luis Oyarzun,Rodrigo A. Otero,Teresa Torres,Francisco Herve
Pág. 329 - 344
Very little work has been done on the stratigraphy and sedimentology of the upper Oligocene-Lower Miocene Río Baguales Formation in the Magallanes Province of southern Chile since its original definition in 1957. A detailed stratigraphic section of the u...
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