data_[K2Mn2As2O8]
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
  As  2.1800  1.1500  0.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.6068]
_cell_length_b [5.8603]
_cell_length_c [7.2327]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.2123]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [KMnAsO4]
_chemical_formula_sum '[K2 Mn2 As2 O8]'
_cell_volume [227.0036]
_cell_formula_units_Z [2]
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  2  0.2949  0.2500  0.0601  1.0
  Mn  Mn1  2  0.1908  0.2500  0.5305  1.0
  As  As2  2  0.2626  0.7500  0.3448  1.0
  O  O3  4  0.0506  0.5249  0.3171  1.0
  O  O4  2  0.4395  0.7500  0.1879  1.0
  O  O5  2  0.4752  0.7500  0.5700  1.0
]