The kornerupine locality was a quartz-rich vein in an anthophyllite-cordierite bearing gneissic rock near the lake Hullvann at Bjordam in Bamble (southern Norway).
Ref.:
Dirk van der Wel (1973): Kornerupine: A mineral new to Norway. Contribution to the Mineralogy of Norway, No.53, in Norsk Geologisk Tidsskrift, vol 53, pp 349-357