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Browsing by Author "Segura, C."
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Las traquitas de Arenys d'Empordá (Alt Empordá, NE de la Península Ibérica): características generales
Díaz, N.; Gimeno, Domingo; Losantos, M.; Segura, C. (Sociedad Geológica de España, 1996)A new outcrop of neogene trachytic rocks has been found at Arenys d'Emporda (Alt Emporda, NE Spain). These trachytes and the associated alkali basalts must be related to the Vilopriu set of faults. The trachytes are mainly ... -
Vitrófims básales en flujos piroclásticos de composición riolítica: el caso de la unidad de Nuraxi (Sulcis, SE de la isla de Cerdeña, Italia)
Gimeno, Domingo; Assorgia, A.; Díaz, N.; Segura, C. (Sociedad Geológica de España, 1996)The bottom of the Nuraxi unit (Assorgia et a/., 7 990) has a vitrophiric character and the unit shows clear evidences of reomorphic flow during cooling. Both characteristics are present in other acid pyroclastic units of ...