Murteret-Dolomit
Back to Schiahorn nappeRepresentation and status
- Index
- t5'
- Color CMYK
- (0%,20%,80%,2%)
- Color RGB
- R: 250 G: 200 B: 50
- Rank
- lithostratigraphic Formation
- Validity
- Unit is in Use
- Status
- informal term
Nomenclature
- Deutsch
- Murteret-Dolomit
- Français
- Dolomie du Murteret
- Italiano
- Dolomia del Murteret
- English
- Murteret Dolomite
- Origin of the Name
-
Murteret (GR), Zernez
- Historical Variants
- obernorischer Dolomit (Somm 1965), Murteret Dolomit (Furrer et al. 1985), oberer Dolomit = Murteret-Dolomit (Dössegger 1987, Trümpy et al. 1997), Murteret-Formation
Description
- Thickness
- 50-300 m (Furrer et al. 1985) ; 100-200 m im Gebiet der Kalkfazies bis 900 m gegen Norden (Trümpy et al. 1997)
Components
Fossil Content
- algae
Hierarchy and sequence
- Superordinate unit
- Units at roof
- Units at floor
- Upper boundary
- Murtèr-Plattenkalk
- Lower boundary
- Diavel-Fm.
Age
- Age at top
-
- Norian
- Age at base
-
- Norian
Geography
- Type area
- Engadiner Dolomiten (GR)
Palaenography and tectonic
- Tectonic unit (resp. main category)
- Kind of protolith
-
- sedimentary
- Conditions of formation
- "Shallow sub- tu supratidal" (Furrer et al. 1985)
References
- Definition
-
1985) :
Field workshop on Triassic and Jurassic sediments in the Eastern Alps of Switzerland. Mitt. geol. Inst. ETH und Univ. Zürich (N.F.) 248, 81 S.
p.25: Murteret Dolomit, 50-300m: alternation of thick and thinbedded dolomites with sparry pseudomorphs after anhydrite nodules. Shallow sub- to supratidal.
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