Browsing Geogaceta -- Nº 25, (1998) by Subject "Albian-Turonian"
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(Sociedad Geológica de España, 1998)The Aitziber calcarenites is a sedimentary unit of Upper Albian (appenninica with buxtorfi zone) age. The top of this unit records an unconformity of at least 6 m.a.. The hiatus extends from the uppermost Albian to lower Turonian