Calcschistes du Petit St-Bernard

Back to Sion-Courmayeur nappe

Representation and status

Color CMYK
(0%,0%,0%,100%)
Rank
lithostratigraphic unit
Validity
Unit is in Use
Status
informal term

Nomenclature

Deutsch
Petit-St-Bernard-Kalkschiefer
Français
Calcschistes du Petit St-Bernard
Italiano
Calcescisti del Petit St-Bernard
English
Petit St-Bernard Calcschists
Origin of the Name

Col du Petit St-Bernard (France/Italia)

Historical Variants
Petit St-Bernard calcschists (Masson et al. 2008)

Hierarchy and sequence

Subordinate units

Age

Age at top
  • Middle Jurassic
Age at base
  • Late Triassic
Dating Method
Bélemnites du Jurassique inférieur (Franchi 1899, Schoeller 1929, Elter and Elter 1965, Antoine, 1971) et rares fossiles du Trias (Antoine 1971).

  • Brèche du Collet des Rousses

    Rank
    lithostratigraphic Formation
    Status
    local name (informal)
    In short
    Syn-rift sediments of the internal Valaisan: coarse conglomerates containing Lower Liassic clasts within a calcareous matrix, passing to a regular sequence of calcschists.
    Age
    Toarcian
    Show details
Back to top