Citation: C\'amara, Fernando; Sokolova, Elena; Hawthorne, Frank C. (2012). Kazanskyite, Ba\\square TiNbNa3Ti(Si2O7)2O2(OH)2(H2O)4, a Group-III Ti-disilicate mineral from the Khibiny alkaline massif, Kola Peninsula, Russia: description and crystal structure. Mineralogical Magazine, 76, pp. 473-492.