data_[Ac2Mn2Ge8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Mn  1.5500  1.4000  0.6483
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [Pmma]
_cell_length_a [7.7668]
_cell_length_b [4.0947]
_cell_length_c [7.7944]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [51]
_chemical_formula_structural [AcMnGe4]
_chemical_formula_sum '[Ac2 Mn2 Ge8]'
_cell_volume [247.8866]
_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
[
  Ac  Ac0  2  0.2500  0.0000  0.6614  1
  Mn  Mn1  2  0.2500  0.0000  0.2011  1
  Ge  Ge2  4  0.0851  0.5000  0.3369  1
  Ge  Ge3  2  0.0000  0.0000  0.0000  1
  Ge  Ge4  2  0.2500  0.5000  0.9865  1
]