Geology and structural controls on areas of alteration of Portezuelo de las Burras (Cordillera Frontal, San Juan, Argentina)

3-13

Sedimentary dynamics and morphological evolution of a deep channel in the Bahia Blanca estuary

14-28

Sub-bottom facies of the Beagle Channel, Tierra del Fuego

29-37

The boundary of Larsen Basin on Tabarin Peninsula, Antarctica

38-44

Evidence for fractionation and mixing processes in Las Angosturas Intrusive Complex, Famatina System, Argentina

45-56

Isotopic geochemistry of granitoids in the Sierra de Chepe: a geotectonic and thermal model, implications for the Famatinian Orogeny

Hydrothermal fluids ofthe El Dorado-Monserrat epithermal mineralization, Macizo del Deseado

70-82

The Vil Achay tin deposit of Catamarca, Argentina

83-90

Structure of the North Patagonian Andes in the Piltriquitrón and Serrucho ranges and in the El Bolsón valley (41º30´-42º00´S), Río Negro province

91-102

Relictic textures in the Neoproterozoic meta-ignimbrites of the basement of Cerro del Corral, Sierras Australes de Buenos Aires

103-112

Geofisica del cuerpo ultramáfico de la mina Salamanca, provincia de Mendoza

113-120

Geophysical prospecting of the Las Águilas deposit, San Luis Province, Argentina

121-128

Geochemistry of mountain rivers in the Sierras Pampeanas: II. Los Reartes River, Sierra de Comenchingones, Province of Córdoba

129-140

The Piramboia and Botucatú formations (Triassic-Jurassic) in the subsurface of eastern Entre Ríos Province

141-151

Framboidal pyrite in fumaroles on Deception Island (Antarctica): Genetic implications

152-157

Evidence of neotectonic activity in the extreme south of the Precordillera Riojana

158-161