Peng Gao (et al.)- The Pliocene is considered an analog for future climate. Insolation is found the dominant forcing for … Más
Etiqueta: Alonso Zarza-A. M.
Carbonate tufas as archives of climate and sedimentary dynamic in volcanic settings, examples from Gran Canaria (Spain)
Álvaro Rodríguez-Berriguete, Jon Camuera, Ana Maria Alonso-Zarza- Three Holocene tufas from Gran Canaria volcanic island were studied with the aim … Más
Petrophysics and sediment variability in a mixed alluvial to lacustrine carbonate system (Miocene, Madrid Basin, Central Spain)
John J. G. Reijmer (et al.)- This study evaluates variations in petrophysical properties within a mixed alluvial to lacustrine carbonate … Más
Landscape modification due to agricultural irrigation: Carbonate tufa formation on Tenerife, Canary Islands, Spain
Ana María Alonso-Zarza, Ramón Casillas, Álvaro Rodríguez-Berriguete- The use of irrigation water on Tenerife has modified the hydrogeological system resulting … Más
Precipitation of kerolite and sepiolite associated with Mg-rich carbonates in a cave environment
Andrea Martín-Pérez (et al.)- In Castañar Cave (Cáceres, Spain), Mg-Si phases forming fibres and films occur associated with aragonite, magnesite, … Más
Lacustrine microbialite pinnacles in the Palaeogene of Patagonia, Argentina: Facies and controls
Ana María Alonso-Zarza (et al.)- Large carbonate microbialite build-ups are relatively uncommon in ancient fresh-water lacustrine basins as compared with … Más
Unravelling calcrete environmental controls in volcanic islands, Gran Canaria Island, Spain
Ana María Alonso-Zarza (et al.)- Volcanic islands are unique contexts to analyze the controls on calcrete development in settings with … Más
El Médano megarhizoliths field, Tenerife: Origin and paleoenvironmental significance
Ana M. Alonso-Zarza y Ramón Casillas Ruiz- Las estructuras cilíndricas verticales que aparecen en el área de El Médano (Tenerife) … Más
Lacustrine stromatolites as multi-scale recorders of climate change: Insights from the Miocene Ebro Basin
Leticia Martin-Bello (et al.)- Sedimentological, δ13C and δ18O data from stromatolites in a lower and middle Miocene sequence from the Ebro … Más
Gypsum speleothems in lava tubes from Lanzarote (Canary Islands). Ion sources and pathways
Pedro Huerta (et al.)- Lava tubes from Lanzarote Island in the Canary Archipelago commonly show white speleothems that stand out from the black basaltic … Más
Effect of aragonite to calcite transformation on the geochemistry and dating accuracy of speleothems. An example from Castañar Cave, Spain
Rebeca Martín-García (et al.)- Aragonite speleothems are increasingly being used as high-resolution climate proxies; however, aragonite is unstable and susceptible to diagenetic transformation … Más
Controlling factors and implications for travertine and tufa deposition in a volcanic setting
Álvaro Rodríguez-Berriguete, Ana María Alonso-Zarza- This work studies a fossil system of perched and fluvial travertines passing distally to fluvial tufas within a volcanic ravine. Sedimentology, petrology and geochemistry of … Más
Caracterización y origen de las estructuras prismáticas de paleosuelos dolomíticos. Paracuellos de Jarama, Mioceno, Cuenca de Madrid
Ana Isabel Casado, Ana María Alonso-Zarza y Andrea Martín-Pérez– En este trabajo se discute el origen de las estructuras prismáticas … Más
A genetic model based on evapoconcentration for sediment-hosted exotic-Cu mineralization in arid environments: the case of the El Tesoro Central copper deposit, Atacama Desert, Chile
A. Fernández-Mort (et al)- Although the formation of exotic-Cu deposits is controlled by multiple factors, the role of the sedimentary … Más
Sedimentology and geochemistry of a human‐induced tufa deposit: Implications for palaeoclimatic research
Álvaro Rodríguez‐Berriguete (et al.)- Geochemical variations across laminated tufas and travertines may reflect the growth style of the carbonate build‐up … Más