Matterhorn-Gabbro

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Representation and status

Color CMYK
(53%,0%,7%,41%)
Color RGB
R: 70 G: 150 B: 140
Rank
lithostratigraphic unit
Validity
Unit is in Use
Status
local name (informal)

Nomenclature

Deutsch
Matterhorn-Gabbro
Français
Gabbro du Cervin
Italiano
Gabbro del Cervino
English
Matterhorn Gabbro
Origin of the Name

Basis des Westflankes des Matterhorn = Monte Cervino (VS)

Historical Variants
--- (Gerlach 1861 et 1869, Giodano 1869), péridotites et gabbros du Matterhorn (Brun 1898), euphotides (Argand 1908 et 1909), Eufotide tipica a diallaggio e labradorite della Testa del Leone (Bearth), Gabbros of the Matterhorn (Dal Piaz et al. 1977), Matterhorn Gabbros (Hellwig 2003), gabbros de la nappe de la Dent Blanche, Matterhorn-Cervino gabbro (Manzotti et al. 2017)

Age

Age at top
  • Late Permian
Age at base
  • Late Permian
Dating Method
250 Ma

Palaenography and tectonic

Tectonic unit (resp. main category)
Kind of protolith
  • plutonic
Metamorphism
monocyclic
Metamorphic facies
  • greenschist facies (epizone)

References

Important Publications
Dal Piaz Giorgio Vittorio, De Vecchi Gp., Hunziker J.C. (1977) : The austroalpine layered gabbros of the Matterhorn and Mt. Collon - Dents de Bertol. Schweiz. Min. Petr. Mitt. 57/1, 59-88
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