Results 21 to 30 of about 589 (100)

LAS TÚNICAS RUPESTRES PINTADAS DE LA CUENCA MEDIA Y ALTA DEL LOA VISTAS DESDE QUILLAGUA (NORTE DE CHILE) [PDF]

open access: yesChungará (Arica), 2013
Resumen es: Desde el periodo Formativo (700 a.C-700 d.C.) Quillagua (Loa Inferior) acusa la interaccion entre poblaciones de las regiones de Tarapaca y de Atacama, s...
Bárbara Cases-Contreras   +1 more
openaire   +2 more sources

Occurrence of arsenic species in algae and freshwater plants of an extreme arid region in northern Chile, the Loa River Basin [PDF]

open access: yes, 2017
This study reports data on arsenic speciation in two green algae species (Cladophora sp. and Chara sp.) and in five aquatic plants (Azolla sp., Myriophyllum aquaticum, Phylloscirpus cf.
Barbero Castro, Mercedes   +7 more
core   +1 more source

LA EXTRACCIÓN PREHISPÁNICA DE RECURSOS MINERALES EN EL INTERNODO QUILLAGUA-COSTA, DESIERTO DE ATACAMA

open access: yesEstudios Atacameños, 2018
En el presente estudio se investigan evidencias de ocupaciones extractivas, desde los resultados de los trabajos arqueológicos en sitios de la conexión vial prehispánica en el internodo entre Quillagua y la costa al norte de Tocopilla en la cordillera de
José F. Blanco   +3 more
doaj   +8 more sources

Las industrias líticas de Quillagua durante el Período Formativo, en el contexto del Norte Grande

open access: yesEstudios Atacameños
Si bien la materialidad lítica disminuye en cantidad y calidad en el Período Formativo, en el valle Quillagua se presenta bastante abundante, habiendo presencia de tres tipos de industrias diferenciadas en términos de funcionalidad de los sitios y no ...
Carlos Carrasco G
doaj   +1 more source

Paleoenvironmental significance of a new species of freshwater sponge from the Late Miocene Quillagua Formation (N Chile) [PDF]

open access: yesJournal of South American Earth Sciences, 2003
This paper reports the first fossil (Tertiary) occurrence of freshwater sponges of the genus Ephydatia in the southern hemisphere. The sponges appear in diatomite lacustrine sediments of Late Miocene Quillagua Formation (Chile, Atacama region). The investigated specimens represent a new species, Ephydatia chileana sp. nov., which is close to the Recent
Pisera, A., Sáez, Alberto
openaire   +2 more sources

Timing of the magmatism of the paleo-Pacific border of Gondwana: U-Pb geochronology of Late Paleozoic to Early Mesozoic igneous rocks of the north Chilean Andes between 20° and 31°S [PDF]

open access: yes, 2014
Indexación: Web of Science; ScieloABSTRACT. U-Pb zircon geochronological data provide record of about 130 Ma of igneous activity in the Andes of northern Chile, which extended episodically from the latest Early Carboniferous to Early Jurassic (328-194 Ma)
Maksaev, Víctor   +2 more
core   +1 more source

Isotopic Evidence for Marine Consumption and Mobility in the Atacama Desert (Quillagua, Northern Chile)

open access: yesInternational Journal of Osteoarchaeology, 2015
AbstractArchaeological research in the Atacama Desert has recovered evidence of considerable cultural variability. This variability seems to have increased during the Late Intermediate Period (AD 950–1400). The oasis of Quillagua, located at the margins of the Loa River in northern Chile, between the Andes and the coast (70 km from the Pacific Ocean ...
Santana Sagredo, F   +2 more
openaire   +2 more sources

Alluvial to lacustrine sedimentation in an endorheic basin during the Mio-Pliocene: The Toro Negro Formation, Central Andes of Argentina [PDF]

open access: yes, 2018
A 2400 m-thick sedimentary column belonging to the Toro Negro Formation was recorded along the Quebrada del Yeso, Sierra de Los Colorados (Vinchina Basin), La Rioja province, NW Argentina. The Vinchina basin is a good example of a closed basin surrounded
Amidon, William H.   +4 more
core   +1 more source

CERÁMICA Y CONTEXTOS DE TRÁNSITO EN LA RUTA CALAMA-QUILLAGUA, VÍA CHUG-CHUG, DESIERTO DE ATACAMA, NORTE DE CHILE [PDF]

open access: yesChungará (Arica), 2014
Resumen es: La amplia distribucion y abundancia de restos ceramicos asociados a la ruta prehispanica que comunico el oasis de Quillagua con el oasis de Calama, cuenc...
Correa, Itaci, García, Magdalena
openaire   +2 more sources

Evidence for multiple Plio-Pleistocene lake episodes in the hyperarid Atacama Desert [PDF]

open access: yes, 2018
Cosmogenic nuclide exposure dating of ancient shoreline terraces of the Quillagua-Llamara Soledad Lake in the central Atacama Desert of northern Chile provides new insights in the paleohydrology of the driest desert on Earth.
Binnie, Steven A.   +4 more
core   +1 more source

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