Crystal Structure of ?

Id4341380
Chemical name ?
a (Å)26.5666
b (Å)26.5666
c (Å)7.0156
α (°)90
β (°)90
γ (°)120
V (Å3)4288.125
Space groupR -3 m :H
Temperature (K)293
Rint0.0280
Publication: Inorganic chemistry (2015) 54, 3 885-889