Silicic volcanic rocks, a main regional source of geogenic arsenic in waters: Insights from the Altiplano-Puna plateau, Central Andes

J Murray, S Guzmán, J Tapia, DK Nordstrom - Chemical Geology, 2023 - Elsevier
Volcanic rocks are a common, worldwide source of geogenic arsenic (As) that can affect
water quality detrimentally. Nonetheless, variations of As concentration within different types …

Effusion rate estimation based on solidified lava flows: Implications for volcanic hazard assessment in the Negros de Aras monogenetic volcanic field, northern Chile

M Vilches, G Ureta, P Grosse, K Németh… - Journal of Volcanology …, 2022 - Elsevier
Effusion rate is the instantaneous lava flow output by a vent. It is one of the most important
factors that govern the emplacement and dynamics of lava flows and can be determined by …

Geomorphological, morphometric, and spatial distribution analysis of the scoria cones in the Negros de Aras monogenetic volcanic field, northern Chile

M Aguilera, G Ureta, P Grosse, K Németh… - Journal of Volcanology …, 2022 - Elsevier
Abstract The Negros de Aras monogenetic volcanic field in the Central Volcanic Zone of the
Andes displays the highest concentration of scoria cones in northern Chile (0.23 per km 2). It …

[HTML][HTML] Decoding subcontinental lithosphere processes: The key role of fractional crystallization in Central Andes monogenetic volcanism-Insight from El Negrillar …

D Parra-Encalada, P Larrea, C Loaiza, R Cartagena… - Lithos, 2024 - Elsevier
Subduction zones are complex geodynamic settings in which volcanic arcs form due to the
interaction between subducting slabs, water, and continental materials. Investigating this …

Evolution of a magmatic to a phreatomagmatic volcanic system: the birth of a monogenetic volcanic field, Tilocálar volcanoes, northern Chile

G Ureta, K Németh, F Aguilera, S Kósik… - Journal of Volcanology …, 2021 - Elsevier
The Tilocálar volcanic complex comprises four monogenetic volcanoes located at the
southeastern edge of the Salar de Atacama Basin, northern Chile. These monogenetic …

A window on mantle-derived magmas within the Central Andes: eruption style transitions at Cerro Overo maar and La Albóndiga lava dome, northern Chile

G Ureta, K Németh, F Aguilera, M Zimmer… - Bulletin of …, 2021 - Springer
Abstract Cerro Overo maar and La Albóndiga lava dome are two independent monogenetic
volcanoes located in the Central Volcanic Zone of the Andes in northern Chile, close to the …

The temporal evolution of monogenetic volcanism in the Central Andes: 40Ar/39Ar geochronology of El Negrillar volcanic field, Chile

C Loaiza, P Larrea, S Salinas, D Parra-Encalada… - Bulletin of …, 2023 - Springer
El Negrillar volcanic field has the largest extent and erupted volume (~ 6.8 km3 DRE) of all
the monogenetic centers of the Andean Central Volcanic Zone (CVZ). The volcanic field …

Features That favor the prediction of the emplacement location of maar volcanoes: a case study in the Central Andes, Northern Chile

G Ureta, K Németh, F Aguilera, R González - Geosciences, 2020 - mdpi.com
Maar volcanoes are monogenetic landforms whose craters cut below the pre-eruptive
surface and are surrounded by a tephra ring. Both the maar crater and the surrounding …

The eruptive history and magma composition of Pleistocene Cerro Negro volcano (Northern Chile): Implications for the complex evolution of large monogenetic …

JE Romero, G Ureta, P Fuentes, A Corgne… - Journal of Volcanology …, 2022 - Elsevier
Monogenetic volcanoes are small-volume landforms (< 1 km 3) which can develop complex
eruption histories. Their genesis may include variations in their primary magma sources and …

Tectonic controls on geomorphology and spatial distribution of monogenetic volcanoes in the Central Southern Volcanic Zone of the Andes (Argentina)

FS Santos, CA Sommer, MB Haag, WA Báez… - Geomorphology, 2022 - Elsevier
Monogenetic volcanoes are among the most common volcanic landforms on Earth. The
morphology and distribution of small volcanoes can provide important information about …