data_[K16Mn8Be8O32]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Mn  1.5500  1.4000  0.6483
  Be  1.5700  1.0500  0.5900
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Fddd]
_cell_length_a [4.7488]
_cell_length_b [11.2374]
_cell_length_c [19.9661]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [70]
_chemical_formula_structural [K2MnBeO4]
_chemical_formula_sum '[K16 Mn8 Be8 O32]'
_cell_volume [1065.4841]
_cell_formula_units_Z [8]
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
[
  K  K0  16  0.0000  0.0000  0.1754  1
  Mn  Mn1  8  0.0000  0.0000  0.0000  1
  Be  Be2  8  0.0000  0.0000  0.5000  1
  O  O3  32  0.0219  0.1691  0.7067  1
]