El diapiro prealbiense de Otzola y la estructura de Beruete (manto de los marmoles, Pirineo Vasco)

Martínez Torres, Luis Miguel
; Ramón-Lluch, R.
; Eguiluz Alarcón, L.
- Publication year:
- 1989
- Publication place:
- Donostia-San Sebastián
- ISBN:
- 84-86240-77-8
- ISSN:
- 0212-4173
Summary
In the "Manto de los mármoles" there are two interesting structures that, on few square kilometres, summarize the complex tectonic history of the north of Navarra. The Beruete Structure is the effect of an interference of folds: a Pre-Albien folding of axis N-S and other, that correspond with the first Teriary Alpine Phase and North vergency. The Otzola Diapir, constituted with Keuper phyllite, hs been fossilized over Albien angular unconformity and later folded in the second Terciary Alpine Phase, with South vergencySing up and download the publications of Eusko Ikaskuntza
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