Geologic units
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Sesia Lanzo Zone Eclogitic micaschists complex made through genetic process: regional metamorphism in eclogitic facies
- Chenaillet unit
- Zermatt-Saas Unit
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Casletto bridge Outerop of "Cenerigneiss", rocks that derive from the metamorphism of a sedimentary rock, probably from a conglomerate, originating from a submarine landslide along an active continental margin.
- Orthogneiss of Jiezera Massif
- White granite of Montorfano
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Megabreccia (Volcanites and volcanoclastites) Among the fragments forming it, it is even possible to find pieces of the ancient continental crust, also shattered by the explosion, such as the so-called Lake Shale, rocks recognisable by their silvery glow and characteristic foliation.
- Ivrea Verbano Zone, Basal Complex
- Low Susa Valley Serpentinite and Peridotites
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Mica schists lens in Borgone Metagranite lenticular bodies of silvery micaschists** (1) embedded in metagranite (2) and strongly deformed, with thicknesses varying from a few decimeters to a few metres.
- Dora Maira Unit
- Gravelly sands