data_[Ce2Mn2As4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Mn  1.5500  1.4000  0.6483
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [Pmma]
_cell_length_a [7.0550]
_cell_length_b [3.8838]
_cell_length_c [6.6616]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [51]
_chemical_formula_structural [CeMnAs2]
_chemical_formula_sum '[Ce2 Mn2 As4]'
_cell_volume [182.5296]
_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
[
  Ce  Ce0  2  0.0000  0.0000  0.5000  1
  Mn  Mn1  2  0.0000  0.5000  0.0000  1
  As  As2  2  0.2500  0.0000  0.1272  1
  As  As3  2  0.2500  0.5000  0.7241  1
]