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Damaris Montano, Marta Gasparrini, Sébastien Rohais and Ramon De Luca
The Yacoraite Fm. (Salta rift basin, Argentina) consists of a mixed carbonate?siliciclastic lacustrine succession, interbedded with volcanic ash layers and organised in four third-order stratigraphic sequences. It is one of the few sites in South America...
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Beatriz Coira,Claudia I. Galli,Suzanne Mahlburg Kay,Daniel F. Stockli,Patrocinio Flores,Emilio Eveling
Pág. 208 - 237
Ash-fall tuffs of the Pliocene-Pleistocene deposits of Humahuaca and Casa Grande intermountain basins, northwestern Argentina, have been differentiated into two groups based on new geochemical and geochronological data which correspond to the tuffs of th...
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Fernando G. Sardi,Pablo Grosse,Mamoru Murata,Rafael Pablo Lozano Fernández
Pág. 229 - 248
The A-type Huaco granite pluton of the Velasco range (Sierras Pampeanas of northwest Argentina) is formed by three coeval granitic facies and contains subordinate coeval-to-late facies, as well as enclaves, dikes and stocks that show different temporal r...
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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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Carlos O. Limarino,Luis A. Spalletti,Ferrn Colombo Piol
Pág. 121 - 143
The Carboniferous sequences (lower section of the Paganzo Group) outcroping in the central part of the Sierra de Narvez (Las Angosturas area, northwest Argentina) are described in this paper. From the regional point of view, two major Carboniferous seque...
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G. V. MÜLLER,T. AMBRIZZI
Based on previous observational studies on cold extreme events over southern South America, some recent studies suggest a possible relationship between Rossby wave propagation remotely triggered and the occurrence of frost. Using the concept of linear th...
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