Sandalp-Rhyolith

Back to Aar massif

Representation and status

Color CMYK
(0%,50%,63%,22%)
Color RGB
R: 200 G: 100 B: 75
Rank
lithostratigraphic unit
Validity
Unit is in Use
Status
local name (informal)

Nomenclature

Deutsch
Sandalp-Rhyolith
Français
Rhyolithe de la Sandalp
Italiano
Riolite della Sandalp
English
Sandalp Rhyolite
Origin of the Name

Untere Sandalp (GL)

Historical Variants
Sandalp "quartz porphyries" (Franks 1968), Sandalp Rhyolithe (Berger et al. 2017)

Hierarchy and sequence

Superordinate unit

Age

Age at top
  • Asselian
Age at base
  • Gzhelian
Dating Method
300 +/-2 Ma (Schaltegger & Corfu 1995)

Palaenography and tectonic

Tectonic unit (resp. main category)
Kind of protolith
  • volcanic
Metamorphism
monocyclic
Back to top