Calciohilairite Pushcharovsky D Y, Pekov I V, Pasero M, Gobechiya E R, Merlino S, Zubkova N V Crystallography Reports 47 (2002) 748-752 Crystal structure of cation-deficient calciohilairite and possible mechanisms of decationization in mixed-framework minerals Locality: Lovozero massif, Kola Peninsula, Russia _database_code_amcsd 0012381 10.498 10.498 7.975 90 90 120 R32 atom x y z occ Uiso CaA1 0 0 .615 1/6 .096 NaA1 0 0 .615 1/6 .096 WatA2 0 .201 .5 2/3 .148 H3OA2 0 .201 .5 1/3 .148 Zr 0 0 0 .0161 Si .4141 .4141 .5 .0190 O1 .0951 .1860 .8488 .0255 O2 .6475 0 0 .038