Crystal Structure of ?

Id7203817
Chemical name ?
a (Å)6.19126
b (Å)6.19126
c (Å)6.19126
α (°)90.00000
β (°)90.00000
γ (°)90.00000
V (Å3)237.322
Space groupF m -3 m
Publication: Journal of Materials Chemistry (2005) 15, 34 3525