• Nappe du Mont Mary

    Origin of the Name

    Mont Mary (Italia)

    Rank
    nappe
    Status
    valid
    In short

    The Mont Mary Nappe is a Salassic tectonic unit constituted by two crystalline basement units: a Lower Unit mainly comprising pre-Alpine amphibolite-facies paragneisses with minor amphibolites and orthogneisses and an Upper Unit comprising pre-Alpine amphibolite- to granulite-facies paragneisses with mafic and carbonate rocks.

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    • klippe du Pillonet

      Name Origin

      Col Pillonet (Italia)

      Rank
      klippe
      Status
      valid
      In short

      (Austroalpin/Salassique septentrional) ... avec lambeaux de couverture mészoïque d'affinité briançonnaise

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  • Unité Supérieure (Nappe du Mont Mary)

    Rank
    tectonic unit
    Status
    informal term
    In short

    The Upper Unit of the Mont Mary Nappe consists of high-grade pre-Alpine paragneisses (kinzigites auct.), amphibolites, marbles and minor spinel-amphibole harzburgites. It is similar to the Valpelline Unit of the Dent Blanche Nappe.

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  • Unité Inférieure (Nappe du Mont Mary)

    Rank
    tectonic unit
    Status
    informal term
    In short

    The Lower Unit of the Mont Mary Nappe mainly comprises pre-Alpine amphibolite-facies paragneisses and minor amphibolites and orthogneisses.

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