First report of an Ediacarian basement in the Western Alps: the Serre Chevalier crystalline unit (Briançonnais domain, France)

First report of an Ediacarian basement in the Western Alps: the Serre Chevalier crystalline unit (Briançonnais domain, France)

We report new LA-ICP-MS U-Pb zircon ages of varied crystalline rocks occurring in the Serre Chevalier crystalline terrain, an allochtonous basement unit located at the top of the Briançonnais nappes stack ∼5 km west of Briançon city. Mapped as an undifferentiated metasedimentary basement on the geol...

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Bibliographic Details
Main Authors: Thiéblemont Denis, Jacob Jean-Baptiste, Lach Philippe, Guerrot Catherine, Leguérinel Mathieu
Format: Article
Language:English
Published: EDP Sciences 2023-01-01
Series:BSGF - Earth Sciences Bulletin
Subjects:
western alps
briançonnais
precambrian
ediacarian
alpin orogen
cadomian orogen
Online Access:https://www.bsgf.fr/articles/bsgf/full_html/2023/01/bsgf230009/bsgf230009.html

Internet

https://www.bsgf.fr/articles/bsgf/full_html/2023/01/bsgf230009/bsgf230009.html

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