Crystal Structure of ?

Id7203809
Chemical name ?
a (Å)5.79780
b (Å)5.79780
c (Å)5.79780
α (°)90.00000
β (°)90.00000
γ (°)90.00000
V (Å3)194.890
Space groupF m -3 m
Publication: Journal of Materials Chemistry (2005) 15, 34 3525