«Orange-Gneisgruppe»

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Representation and status

Color CMYK
(0%,0%,0%,100%)
Rank
lithostratigraphic unit
Validity
Unit is in Use
Status
incorrect name (though informally used)

Nomenclature

Deutsch
«Orange-Gneisgruppe»
English
«Orange Group of gneisses»
Historical Variants

Orange Group of gneisses = Orange group paragneiss (Chadwick 1968), Paragneise = braune Serie (Huber 1985), Brown garnetiferous mica gneiss & schist (Beffa 1993), Braune Biotitgneise (Bl. Olivone)

References

Definition
Chadwick Brian (1968) : Deformation and metamorphism in the Lukmanier region, Central Switzerland Geol. Soc. America Bull. 79, 1123-1150

p.1129: These occur extensively in the eastern two-thirds of the massif in Lukmanier, consisting mainly of garnetiferous, micaceous, banded paragneiss which weathers to a rusty orange-brown color.
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