Citation: Chernitsova, N. M.; Pudovkina, Z. V.; Voronkov, A. A.; Ilyukhin, V. V.; Pyatenko, Y. A. (1980). Imandrite Na12Ca3Fe2[Si6O18]2 - a representative of a new branch in the lovozerite structural family. Doklady Akademii Nauk SSSR, 252, pp. 618-621.