data_[Er4Tm12Os4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Tm  1.2500  1.7500  1.0950
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.5786]
_cell_length_b [8.5365]
_cell_length_c [7.8016]
_cell_angle_alpha [90.0000]
_cell_angle_beta [132.4228]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [ErTm3Os]
_chemical_formula_sum '[Er4 Tm12 Os4]'
_cell_volume [569.2261]
_cell_formula_units_Z [4]
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
[
  Er  Er0  4  0.0563  0.0000  0.7597  1.0
  Tm  Tm1  8  0.2495  0.3064  0.7014  1.0
  Tm  Tm2  4  0.0566  0.5000  0.8548  1.0
  Os  Os3  4  0.2495  0.5000  0.3753  1.0
]