Rubidium Kelly F M, Pearson W B Canadian Journal of Physics 33 (1955) 17-24 The rubidium transition at ~180 K Locality: synthetic Sample: at T = 297 K Note: specimen IV lattice parameter for this T is estimated _database_code_amcsd 0012173 5.697 5.697 5.697 90 90 90 Im3m atom x y z Rb 0 0 0