Akdalaite Demichelis R, Noel Y, Zicovich-Wilson C M, Roetti C, Valenzano L, Dovesi R Journal of Physics: Conference Series 117 (2008) 012013-012013 Ab-initio quantum mechanical study of akdalaite (5Al2O3*H2O): Structure and vibrational spectrum, Locality: Theoretical structure _database_code_amcsd 0013284 5.6153 5.6153 8.8249 90 90 120 P31c atom x y z Al1 .165716 .331422 .364659 Al2 2/3 1/3 .158910 Al3 1/3 2/3 .047391 O1 0 0 -.017474 O2 -.485505 .028955 .000156 O3 .331533 .165757 .262241 O4 1/3 2/3 .254470 H 0 0 .093526