data_[Nd4Mn2Si8Ag2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Mn  1.5500  1.4000  0.6483
  Si  1.9000  1.1000  0.5400
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [2.9406]
_cell_length_b [4.4189]
_cell_length_c [28.0416]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Nd2MnSi4Ag]
_chemical_formula_sum '[Nd4 Mn2 Si8 Ag2]'
_cell_volume [364.3790]
_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
[
  Nd  Nd0  2  0.0000  0.0000  0.3422  1
  Nd  Nd1  2  0.0000  0.0000  0.5834  1
  Mn  Mn2  2  0.0000  0.0000  0.9166  1
  Si  Si3  2  0.0000  0.0000  0.2291  1
  Si  Si4  2  0.0000  0.0000  0.4552  1
  Si  Si5  2  0.0000  0.0000  0.6879  1
  Si  Si6  2  0.0000  0.0000  0.7729  1
  Ag  Ag7  2  0.0000  0.0000  0.0127  1
]