Couches à ciment de la Porte de France
Back to «Calcaires tithoniques»Representation and status
- Color CMYK
- (0%,0%,0%,100%)
- Rank
- lithostratigraphic unit
- Validity
- Unit is in Use
- Status
- informal term
Nomenclature
- Deutsch
- Zementsteinschichten der Porte-de-France
- Français
- Couches à ciment de la Porte de France
- Italiano
- Strati della Porte de France
- English
- Porte de France Beds
- Origin of the Name
-
Porte de France à Grenoble (FR)
- Historical Variants
-
Calcaire de la porte de France (Gueymard 1830), Valanginien inférieur = Berriasien = couches à ciment de la Porte de France (Gignoux & Moret 1944), calcaires argileux gris du Berriasien (geol-alp), calcaires de la Porte de France
Links
- Synonyms
Description
- Thickness
- 30-40 m (Gignoux & Moret 1944)
Components
Fossil Content
- ammonites
- calpionellids
Hierarchy and sequence
- Units at roof
Age
- Age at top
-
- Berriasian
- Age at base
-
- Berriasian
Palaenography and tectonic
- Kind of protolith
-
- sedimentary