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Gruesletten (Grussletten), Grorud, Oslo, Norway

Grorudite vein (grorudite = aegirine-bearing, peralkaline microgranite), and nordmarkite (monzosyenite/syenite).
Gruesletten is east of where the roads Bergensveien and Hukenveien cross.

Refs.:
Goldschmidt V. M. (1911): "Die Kontaktmetamorphose im Kristianiagebiet". Vitenskapsselskapets skrifter 1. Mat.-Naturv. Kl. 1911, no. 1.
L. O. Kvamsdal (1998): Mineralene fra Nordmarkitt og Grefsensyenitt i Oslofeltet. AS Merkur-Trykk, Oslo (in Norwegian).





Mineral List:
  • Chalcopyrite
  • Katophorite (TL)


    2 entries listed. 2 valid minerals. 1 type locality (valid mineral).

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