data_[K4Dy2Mn4Se8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Dy  1.2200  1.7500  1.1310
  Mn  1.5500  1.4000  0.6483
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.4136]
_cell_length_b [4.1775]
_cell_length_c [7.9654]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.8067]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K2Dy(MnSe2)2]
_chemical_formula_sum '[K4 Dy2 Mn4 Se8]'
_cell_volume [482.5547]
_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  4  0.1307  0.0000  0.5551  1
  Dy  Dy1  2  0.0000  0.0000  0.0000  1
  Mn  Mn2  4  0.1791  0.5000  0.9838  1
  Se  Se3  4  0.0185  0.5000  0.7623  1
  Se  Se4  4  0.2004  0.0000  0.1806  1
]