NJG62-3-09
1982
A Precambrian age for the Ofredal granodiorite intrusion, Central Jotun Nappe, Sogn, Norway
62
3
225-228

New Rb-Sr whole rock investigations of the granodioritic Ofredal intrusion in Sogn give a Sveconorwegian intrusion age of 887 ± 101 Ma. with an initial 87Sr/86Sr of 0.70320 ± 0.00016 suggesting a mantle or deep crustal origin.

0029-196X
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