Métagranodiorite de la Pointe d'Otemma
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- Index
- DBO
- Color CMYK
- (0%,44%,44%,12%)
- Color RGB
- R: 225 G: 125 B: 125
- Rank
- lithostratigraphic Formation
- Validity
- Unit is in Use
- Status
- informal term
Nomenclature
- Deutsch
- Pointe-d'Otemma-Metagranodiorit
- Français
- Métagranodiorite de la Pointe d'Otemma
- Italiano
- Metagranodioriti della Punta d'Otemma
- English
- Pointe d'Otemma metagranodiorite
- Origin of the Name
-
Pointe d'Otemma (VS) (la crête sommitale est toutefois constituée d'Orthogneiss d'Arolla)
- Historical Variants
-
Métagranodiorites (Burri et al. 1999), Metagranodioriti della Punta d'Otemma = Punta d'Otemma metagranodiorites (Dal Piaz et al. 2015)
Age
- Age at top
-
- Permian
- Age at base
-
- Permian
Geography
- Geographical extent
- Pointe d'Otemma, Aiguille de la Lé, Petite Dent de Veisivi.
Palaenography and tectonic
- Tectonic unit (resp. main category)
- Kind of protolith
-
- plutonic
References
- Definition
-
2015) :
Foglio 070 Monte Cervino. Note illustrative della carta geologica d'Italia alla scala 1:50.000, foglio 070, 431 p.
Massive metamorphic granodiorites and schistos-gneissic varieties with pervasive foliation and peculiar brownish weathering; mineral assemblage: K-feldspar, generally altered oligoclase, relict hornblende and biotite within a matrix of quartz, albite, epidote, sericite and stilpnomelane.
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