data_[Sm2Y4Ga4Ni8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Y  1.2200  1.8000  1.0400
  Ga  1.8100  1.3000  0.7600
  Ni  1.9100  1.3500  0.7400
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [9.7903]
_cell_length_b [4.1263]
_cell_length_c [8.1621]
_cell_angle_alpha [90.0000]
_cell_angle_beta [98.2037]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [SmY2(GaNi2)2]
_chemical_formula_sum '[Sm2 Y4 Ga4 Ni8]'
_cell_volume [326.3601]
_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
[
  Sm  Sm0  2  0.0000  0.0000  0.0000  1
  Y  Y1  4  0.1251  0.5000  0.3807  1
  Ga  Ga2  4  0.1783  0.5000  0.7810  1
  Ni  Ni3  4  0.0823  0.0000  0.6334  1
  Ni  Ni4  4  0.2330  0.5000  0.0854  1
]