data_[K2Nd1Cr1S4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Nd  1.1400  1.8500  1.2765
  Cr  1.6600  1.4000  0.9400
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [6.7762]
_cell_length_b [3.9545]
_cell_length_c [7.6876]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.4736]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [K2NdCrS4]
_chemical_formula_sum '[K2 Nd1 Cr1 S4]'
_cell_volume [196.4944]
_cell_formula_units_Z [1]
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  1  0.0000  0.5000  0.5000  1
  K  K1  1  0.5000  0.0000  0.5000  1
  Nd  Nd2  1  0.0000  0.0000  0.0000  1
  Cr  Cr3  1  0.5000  0.5000  0.0000  1
  S  S4  2  0.2658  0.5000  0.2008  1
  S  S5  2  0.3028  0.0000  0.8158  1
]