data_[Mg4Ge8Pt4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Ge  2.0100  1.2500  0.7700
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.9658]
_cell_length_b [9.4374]
_cell_length_c [7.7868]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [MgGe2Pt]
_chemical_formula_sum '[Mg4 Ge8 Pt4]'
_cell_volume [291.4400]
_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
[
  Mg  Mg0  4  0.0000  0.0744  0.2500  1.0
  Ge  Ge1  8  0.0000  0.3634  0.0429  1.0
  Pt  Pt2  4  0.0000  0.2131  0.7500  1.0
]