stripes
Occurrence number:
063-00-002
Country:
Greenland
Location:
Longitude: -18.8, Latitude: 74.5
Carbonatite:
No
A specimen from a sill forming the small island of Hvalroso, southeast of Sabine O, has been described by Tyrrell (1932, p. 525 - referred to as Walrus Island). The rock is an olivine essexite of labradorite, augite, olivine, red-brown biotite and magnetite, with groundmass alkali feldspar, probable nepheline and abundant analcime.
Age:
Tertiary.
References:
TYRRELL, G.W. 1932. The petrography of some Kainozoic igneous rocks, and of the Cape Parry alkaline complex, East Greenland. Geological Magazine, 69: 520-7.
Location: