In vanadium-bearing schists.. Ni-dominant analogue of alvanite; structure determined.
Approved IMA 2004 (Dana # Added)
Kara-Tau ridge at Kurumsk, 15 km south-southeast of Aksumbe, Kazakhstan and (2) Kara-Chagyr mountain, on the east side of the Isfairamsai river, near Valakish, 6 km south of Uch-Kurgon
Link to MinDat.org Location Data.
Named for Ekaterina Alexandrovina Ankinovich (1911-1991) and her husband Stepan Gerasimovitch Ankinovich (1912-1985). Russian mineralogist and geologist.