data_[Rb4Tc4O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Tc  1.9000  1.3500  0.7417
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [3.8392]
_cell_length_b [4.0496]
_cell_length_c [20.5359]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [RbTcO3]
_chemical_formula_sum '[Rb4 Tc4 O12]'
_cell_volume [319.2785]
_cell_formula_units_Z [4]
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
[
  Rb  Rb0  4  0.0000  0.2500  0.1611  1
  Tc  Tc1  4  0.0000  0.2500  0.5540  1
  O  O2  4  0.0000  0.2500  0.4496  1
  O  O3  4  0.0000  0.2500  0.6447  1
  O  O4  4  0.0000  0.2500  0.9487  1
]