data_NaSrAs2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.07
_cell_length_b   6.07
_cell_length_c   6.07
_cell_angle_alpha   137.23
_cell_angle_beta   137.23
_cell_angle_gamma   62.09
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaSrAs2
_chemical_formula_sum   'Na1 Sr1 As2'
_cell_volume   101.68
_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
  Na  Na2  1  0.0  0.0  0.0  1.0
  Sr  Sr3  1  0.21  0.0  0.6  1.0
  As  As0  1  0.0  0.0  0.2  1.0
  As  As1  1  0.0  0.21  0.6  1.0

data_NaSrAs2
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.42
_cell_length_b   4.42
_cell_length_c   6.07
_cell_angle_alpha   111.39
_cell_angle_beta   111.39
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaSrAs2
_chemical_formula_sum   'Na1 Sr1 As2'
_cell_volume   101.68
_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
  Na  Na0  1  0.0  0.0  0.0  1.0
  Sr  Sr1  1  0.4  0.0  0.61  1.0
  As  As2  1  0.61  0.21  0.61  1.0
  As  As3  1  0.8  0.0  0.8  1.0

Na Sr As As