Postvariszische Diabasgänge der Silvretta-Decke
Back to Silvretta NappeRepresentation and status
- Color CMYK
- (50%,0%,25%,37%)
- Color RGB
- R: 80 G: 160 B: 120
- Rank
- lithostratigraphic unit
- Validity
- Unit is in Use
- Status
- informal term
Nomenclature
- Deutsch
- Postvariszische Diabasgänge der Silvretta-Decke
- Historical Variants
-
--- (Escher 1921, Eugster 1923, Blumenthal 1926), Diabasgänge der Silvretta (Bearth 1932), diabase dikes of the Silvretta (Hellermann 1990), Diabase dykes = Silvretta dikes (Hellermann Furrer 1992)
Components
Mineral Content
- augite
- plagioclase
- hornblende
Hierarchy and sequence
- Lower boundary
-
Intrusiv, diskordant durch alle ältere Einheiten.
Age
- Age at top
-
- Late Carboniferous (= Pennsylvanian)
- Age at base
-
- Late Carboniferous (= Pennsylvanian)
- Dating Method
-
Jünger als 310 Ma (nur alpin deformiert ; Hellermann Furrer 1984)
Geography
- Point of interest
-
-
Macun (GR)
Site particularities- typische Fazies
- (2806340 / 1178800)
- Michael 1985. von der Crone 1989
-
Val Barlas-ch (GR)
Site particularities- typische Fazies
- (2797000 / 1172350)
- Michael 1985, van der Crone 1989
-
Rotbüelspitz (GR)
Site particularities- typische Fazies
- Grat
- (2791960 / 1199180)
- Flisch 1981
-
Macun (GR)
References
- Definition
- 1992) : Petrographic, geochemical and isotopid studies of diabase dykes of the Swiss Silvretta nappe. Diss. Univ. Fribourg, 155 S. (