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Browsing by Author "Heller, F."
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Evidencia de un fenómeno de autoinversión de la NMR en piroclastos de la erupción de 1985 del volcán Nevado del Ruiz (Colombia)
Carracedo, J. C.; Heller, F.; Soler, Vicente (Sociedad Geológica de España, 1986)During the catastrophic 13 November 1985 eruption of the Nevado del Ruiz volcano (Colombia), that caused the death of 25000 people and damages assessed at US$ 300 million, several types of pyroclastics were emitted including ... -
Preliminary magnetostratigraphic data of a Tatarian (Upper Permian) section on the Volga river (Russia)
Gialanella, P. R.; Heller, F.; Haag, M.; Nurgaliev, D.; Jasonov, P.; Khasanov, D.; Ibragimov, S. (Sociedad Geológica de España, 1996)A magnetostratigraphic profile of the uppermost Tatarian (Upper Permian) of a section of continental sediments from Eastern Platform is presented. Around 300 samples across an Upper Permian sequence o f red beds Monastirskoje ... -
Propuesta metodológica para la caracterización de la mineralogía magnética en estudios paleoambientales. Aplicación al yacimiento de Atapuerca
Bógalo, M. F.; Heller, F.; Villalaín, Juan José; Calvo Rathert, M.; Osete, M. L.; Pérez González, Alfredo (Sociedad Geológica de España, 2003)A methodology is proposed, which gives information about the contents of ferrimagnetic and antiferromagnetic minerals with different domain structure in soils and sediments. Isothermal remanent magnetisation (IRM) acquired ...