zona dell'Isorno

Retour à complexe d'Isorno-Bellinzona

Représentation et statut

Couleur CMYK
N/A
Couleur RGB
R: 241 G: 239 B: 237
Rang
zone tectonique
Usage
Ce terme est en usage.
Status
terme local (informel)

Nomenclature

Deutsch
Isorno-Zone
Français
zone de l'Isorno
Italiano
zona dell'Isorno
English
Isorno zone
Origine du nom

Fiume Isorno (TI), Valle Onsernone [non: Valle dell'Isorno, Crevadossola]

Variantes historiques

Isorno-Mulde (Bearth 1956), Isorno-Serie (Wieland 1966), Isorno zone (Steck et al. 2013)

Description

Épaisseur
800-1000 m (Wieland 1966)

Hiérarchie et succession

Limite supérieure

Lago-Gelato-Zone bzw. Pioda-di-Crana-Einheit

Limite inférieure

Monte-Leone-Decke

Géographie

Extension géographique
Bosco, Alpe Agarina, Masera.

Références

Révision
Steck Albrecht, Della Torre F., Keller Franz, Pfeifer Hans-Rudolf, Hunziker Johannes, Masson Henri (2013) : Tectonics of the Lepontine Alps : ductile thrusting and folding in the deepest tetonic levels of the Central Alps. Swiss Journal of Geosciences, 106/3, 427-450

p.433: The very heterogeneous zone of para- and orthogneisses, amphibolites, meta-gabbros, ultramafites, calcschists and marbles of the Bombogno unit continue to the south into the similar Isorno zone. Wieland (1966) observed the continuity between the Isorno and Orselina zones across the Masera syncline, an observation that has been confirmed by Bigioggero et al. (1981a, b) and Steck (2008).

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