Ferro-edenite
Barkevikite is definitely an name that is obsoletediscredited in 1978) for an occurance of Ferro-edenite from pegmatitie formations in the eastern part associated with the Langesudsfjord part of Norway. Ferro-edenite is a member that is fairly rare of Calcic Clino-Amphibole Subgroup regarding the Amphibole Group of minerals that includes Actinolite, Ferro-edenite, Kaersutite, …