data_[La1Er1Si4Os2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Er  1.2400  1.7500  1.0300
  Si  1.9000  1.1000  0.5400
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [Pm]
_cell_length_a [4.4723]
_cell_length_b [4.1327]
_cell_length_c [8.2115]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.2590]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [6]
_chemical_formula_structural [LaEr(Si2Os)2]
_chemical_formula_sum '[La1 Er1 Si4 Os2]'
_cell_volume [148.3091]
_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
[
  La  La0  1  0.5874  0.5000  0.6977  1
  Er  Er1  1  0.4053  0.0000  0.2927  1
  Si  Si2  1  0.0384  0.0000  0.5887  1
  Si  Si3  1  0.3356  0.5000  0.0087  1
  Si  Si4  1  0.6673  0.0000  0.9991  1
  Si  Si5  1  0.9623  0.5000  0.4081  1
  Os  Os6  1  0.1183  0.0000  0.8882  1
  Os  Os7  1  0.8854  0.5000  0.1169  1
]