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Oterøy (Otrøya; Otterøy), Midsund, Møre og Romsdal, Norway
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Name(s) in local language(s): Otrøy, Midsund kommune, Møre og Romsdal fylke, Norge
Orogenic banded harzburgites and dunites, from the deep (> 200 km, > 6 GPa) upper mantle (convection and diapirs systems).
The peridotites are preserved as layers or boudinages lenses within high-grade crustal gneisses of the Western Gneiss Region.

Mineral List

Mineral list contains entries from the region specified including sub-localities
'Clinopyroxene Subgroup'
var: Chromian Diopside

'Orthopyroxene Subgroup'

6 entries listed. 3 valid minerals.

Localities in this Region


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Katayama,I., Karato, S-i., and Brandon, M. (2005): Evidence of high water content in the deep upper mantle inferred from deformation microstructures. Geology 33: 613-616

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