Lago San José, MarcelianoPocoví Juan, AndrésBastida, JoaquínArranz, EnriqueGil Imaz, Andrés2016-10-102016-10-101996http://hdl.handle.net/10272/12735Some alkaline basaltic sills, affected by spilitization processes, and other unaltered sills -including peridotite enclaves-, with the same chemical composition and setting age (pre-Hettangian), were studied in several areas of the Northeastern Iberia, with the best developed outcrops in Europe for this magmatism. A selection o f subjects and outcrops, including stratigraphic and structural data, shows clearly the interest of this alpine magmatism as part of the Geological HeritagespaAtribución-NoComercial-SinDerivadas 3.0 Españahttp://creativecommons.org/licenses/by-nc-nd/3.0/es/BasaltAlkalineSpilitizationTriassicGeological Heritagejournal articleopen access