Home > Archives > Vol 21, No 2 (1994)

Table of Contents

Middle Albian marine planktonic microfossils from the Santiago basin, central Chile: their depositional and paleogeographic meaning Rubén Martínez-Pardo, Antonio Gallego, Rodolfo Martínez-Guzmán

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Razones isotópicas de S de los sulfuros del distrito minero de Cerro Negro: un posible indicador de los depósitos estratoligados de Cu hospedados en rocas sedimentarias lacustres Francisco Munizaga, Juan Carlos Reyes, Jan Olov Nystrom

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Geología y mineralización del distrito ferrífero Cerro Imán, Copiapó, Chile Waldo Vivallo, Sergio Espinoza, Fernando Henríquez

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Articles for the International Symposium, Project 294. International Geological Correlation Program.

Preface Luis Aguirre, Mario Vergara, Ursula Kelm

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Zeolitization processes in basic lavas of the Báucarit Formation, northwestern Mexico Jean Jacques Cochemé, Luis Aguirre, Richard E. Bevins, Douglas Robinson, Philippe Münch

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Edades K-Ar en fracciones finas de pelitas en la Formación Puncoviscana, Salta, Argentina Margarita Do Campo, Ricardo Omarini, Héctor Ostera

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Diagenetic character of the Tertiary basin between Los Angeles and Osorno, southern Chile Ursula Kelm, María E. Cisternas, Sonia Helle, David Méndez

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X-ray diffraction intensity ratios of phyllosilicate reflections in cleavage- and bedding-parallel slabs: incipient development of slaty cleavage in the Caledonides of Jämtland, western central Sweden Hanan J. Kisch

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Na-metamorphic pyroxenes in low-grade metabasites from the External Zones of the Betic Cordilleras (southern Spain): influence of rock chemical composition on their formation. Diego Morata, Luis Aguirre, Encarnación Puga

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Characterization of the low-grade metamorphism in the Nambucca block (NSW, Australia) Robin Offler, Covadonga Brime

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Variation in Lower Cretaceous secondary mineral assemblages and thermal gradients across the Andes of central Chile (30-35°S) Mario Vergara, Beatriz Levi, Jan O. Nystrom, Eugenia Fonseca, Carlos Roeschmann

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Mineralogical composition and diagenetic processes in the two depositional systems of the Cerro Negro Formation, Buenos Aires, Argentina: industrial application. Patricia E. Zalba, Cristina Volzone, Liliana E. Garrido, Martín Morosi, Enrique Pereira

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