Crystal Structure of (Ba Na2.5 Mn0.5) (Na3 Ti) (Ti1.3 Nb0.7) O2 (Si4 O14) (P O4) (O0.2 (O H)0.9 F0.9)


Canadian Mineralogist (2001) 39, 1665-1673


Chemical name(Ba Na2.5 Mn0.5) (Na3 Ti) (Ti1.3 Nb0.7) O2 (Si4 O14) (P O4) (O0.2 (O H)0.9 F0.9)
FormulaBaF0.9H0.9Mn0.5Na5.5Nb0.7O21.1PSi4Ti2.3
a (Å)5.498
b (Å)7.12
c (Å)47.95
α (°)90
β (°)90
γ (°)88.4
V (Å3)1876.307
Space groupI 1 1 b