Structural evolution of the Rio Blanco-Los Bronces District, Andes of Central Chile: controls on stratigraphy, magmatism, and mineralization

J Piquer, J Skarmeta, DR Cooke - Economic Geology, 2015 - pubs.geoscienceworld.org
The late Miocene to early Pliocene mineralized centers of the Rio Blanco-Los Bronces
porphyry copper cluster constitute the largest known copper concentration in the Earth's …

Along-strike segmentation of the Abanico Basin, central Chile: New chronological, geochemical and structural constraints

J Piquer, P Hollings, O Rivera, DR Cooke, M Baker… - Lithos, 2017 - Elsevier
Abstract The Andes of central Chile are composed mostly of Cenozoic volcanic rocks,
erupted during the opening and subsequent inversion of the intra-arc volcano-tectonic …

Arc-oblique fault systems: their role in the Cenozoic structural evolution and metallogenesis of the Andes of central Chile

J Piquer, RF Berry, RJ Scott, DR Cooke - Journal of Structural Geology, 2016 - Elsevier
The evolution of the Main Cordillera of Central Chile is characterized by the formation and
subsequent inversion of an intra-arc volcano-tectonic basin. The world's largest porphyry Cu …

[PDF][PDF] Long-lived crustal damage zones associated with fault intersections in the high Andes of Central Chile

J Piquer, G Yáñez, O Rivera, DR Cooke - Andean Geology, 2019 - redalyc.org
Long-lived, high-angle fault systems constitute high-permeability zones that can localize the
upward flow of hydrothermal fluids and magma throughout the upper crust. Intersections of …

[PDF][PDF] Alternating contraction and extension in the Southern Central Andes (35°–37° S)

LM Fennell, SB Iannelli, A Encinas… - American Journal of …, 2019 - ajsonline.org
The Andes are thought to be formed through discrete contractional stages separated by
periods of little to no orogenic construction. This paper analyzes the intervals between the …

Geology and Structure of the Río Blanco Cu-Mo Porphyry Deposit, Central Chile

J Skarmeta, F Ortiz, M Solé - Economic Geology, 2024 - pubs.geoscienceworld.org
The Río Blanco-Los Bronces deposit is the largest Cu-Mo porphyry deposit in the world in
terms of contained Cu metal. It is the product of protracted superposed magmatic and …

Selective reactivation of inherited fault zones driven by stress field changes: Insights from structural and paleostress analysis of the Pocuro Fault Zone, Southern …

M Taucare, T Roquer, G Heuser, N Pérez-Estay… - Journal of South …, 2022 - Elsevier
This study aims to explain the selective reactivation of normal faults during the Andean
orogeny at the Southern Central Andes western flank. We conducted a structural mapping …

Local controls on magma fertility in the Mio-Pliocene metallogenic belt of central Chile: Exploration implications

J Piquer, J Torres, M González, A Valdés… - Journal of South …, 2024 - Elsevier
Understanding what produces and how to detect fertile magmas, capable of forming large,
economic porphyry-type deposits, is not only a major scientific quest, but it is also relevant …

Igneous Rock Associations 25. Pre-Pliocene Andean Magmatism in Chile

V Oliveros, P Moreno-Yaeger, L Flores - Geoscience Canada, 2020 - erudit.org
Andean-type magmatism and the term 'andesite'are often used as the norm for the results of
subduction of oceanic lithosphere under a continent, and the typical rock formed. Although …

[PDF][PDF] Paleosismología de la falla Mesamávida, frente andino occidental en Chile Central (36 S): antecedentes a partir del mapeo de la trinchera Los Barros y la …

AJV Ruiz - 2021 - researchgate.net
RESUMEN La Falla Mesamávida (FM) es la expresión local del Western Andean Front
(WAF) a los~ 36 S. Su actividad reciente se manifiesta en el límite de la Depresión Central …