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Rebecca M.E. Williams,B.M. Hynek
Pág. 147 - 168
Punctuated lake level drops at Lake General Carrera, Chile, over the last ~13 ka are recorded in multiple stacked deltas that differ in scale. Fifteen delta terrace suites are studied to examine the factors that influence deposit morphology. Surprisingly...
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Varyl R. Thorndycraft
Pág. 169 - 184
The Patagonian Andes were affected by a range of geophysical drivers of landscape incision during the Last Glacial Interglacial Transition and Early Holocene. Deciphering drivers of river system response during this period is complex, and magnitudes and ...
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Jorge E. Morales Leal,Andrew Menzies,Hans-G. Wilke,José Zuluaga
Pág. 185 - 207
The El Peñón low-sulfidation epithermal deposit, located in the Paleocene metallogenic belt in the Antofagasta region, northern Chile, consists of Au-Ag bearing veins and hydrothermal breccias hosted in volcanic rocks and surrounded by alteration haloes ...
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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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Alejandro Kramarz,Eduardo Bellosi,Mariano Bond,Analía M. Forasiepi,Juan Carlos Fernicola,Guillermo Aguirrezabala,Daniella Teixeira de Rezende
Pág. 238 - 272
The Paleogene terrestrial faunal succession and its associated bearing volcaniclastic deposits has been exhaustively studied in central Patagonia, but there is still no acceptable litho-bio-chronostratigraphic ordering for the extra-Andean North Patagoni...
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Maria C. Zamaloa,Elina Cornou,Marcelo Martínez,Mirta Quattrocchio,Daniela Olivera,Carlos Zavala,Marcos Asensio
Pág. 273 - 287
A Miocene macroflora recovered from Ñirihuau Formation sediments exposed at Quebrada Vera site in northwesterern Patagonia, Argentina, is recorded and described for the first time. The assemblage is composed exclusively of free-sporing plants, mainly by ...
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Sharad Master
Pág. 288 - 296
South African geologist Alexander du Toit spent three months in 1923 doing reconnaissance mapping in South America, which resulted in his seminal 1927 work ?A Geological Comparison of South America and South Africa?. A few photographs taken by du Toit we...
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José Cabello
Pág. 297 - 306
The discovery of lithium in the Salar de Atacama in northern Chile in 1969 laid the foundations for the development of the world?s leading lithium brine deposit. The available background on the brine deposits located in the Atacama and Maricunga salt fla...
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Francisco Hervé,Colombo Tassinari,Umberto Cordani,Miguel Angelo Stipp Basei,Marcos Zentilli
Pág. 307 - 309
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Edmundo Polanco,Luis Aguirre,Fernando Henríquez,Alejandra Skewes
Pág. 310 - 312
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