data_[Pr1Sm1Ni2As2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Sm  1.1700  1.8500  1.2290
  Ni  1.9100  1.3500  0.7400
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [4.1191]
_cell_length_b [4.1191]
_cell_length_c [8.0348]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [PrSm(NiAs)2]
_chemical_formula_sum '[Pr1 Sm1 Ni2 As2]'
_cell_volume [118.0637]
_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
[
  Pr  Pr0  1  0.0000  0.0000  0.0000  1.0
  Sm  Sm1  1  0.0000  0.0000  0.5000  1.0
  Ni  Ni2  2  0.3333  0.6667  0.2535  1.0
  As  As3  2  0.3333  0.6667  0.7436  1.0
]