Field Trip Guides to the Backbone of the Americas in the Southern and Central Andes: Ridge Collision, Shallow Subduction, and Plateau UpliftSuzanne Mahlburg Kay, Víctor A. Ramos |
Contents
Andean Cordillera and backarc of the southcentral Andes | 23 |
Frontal and Main Andean Cordilleras near the southern | 57 |
Evolution of the Pampean flat slab region over the shallowly | 77 |
Neogene evolution of the central Andean Puna plateau | 117 |
Common terms and phrases
Aconcagua Agrio fold-and-thrust belt Andean andesitic anticline Antofalla Argentina Astini backarc basalts basement Buenos Aires caldera Cenozoic centers Central Volcanic Zone Cerro Galán Chile Chilean Choiyoi Chos Malal Coira Collipilli complex Congreso Geológico Argentino continental Cordillera Frontal crust crustal dacitic deformation deposits dome Early Paleozoic east eastern erupted extensional facies fault field trip Figure flows fold foreland Formation Geología Geological Society Gondwana Guañacos ignimbrite Jurassic K/Ar ages Laguna late Miocene Late Paleozoic lavas lithosphere Loncopué mafic magmatic margin Maricunga Belt Mendoza Miocene Mpodozis Nazca plate Neuquén Basin Oligocene Ordovician orogenic Paleogene Paleozoic Pastos plateau Pliocene Precordillera Quaternary Ramos region rhyolitic ridge collision rift Río Salar Salar de Antofalla San Juan sedimentary sediments seismic sequences Sierras Pampeanas slab window Society of America South America southern Patagonian southern Puna Stop stratovolcano structure subduction zone tectonic terrane Tertiary Triassic Tuzgle unconformably uplift volcanic rocks western