data_[Ca4Mg4Ge8O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Mg  1.3100  1.5000  0.8600
  Ge  2.0100  1.2500  0.7700
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [9.9629]
_cell_length_b [9.7562]
_cell_length_c [5.3356]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.3234]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [CaMg(GeO3)2]
_chemical_formula_sum '[Ca4 Mg4 Ge8 O24]'
_cell_volume [510.2270]
_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
[
  Ca  Ca0  4  0.0000  0.1000  0.2500  1.0
  Mg  Mg1  4  0.0000  0.2770  0.7500  1.0
  Ge  Ge2  8  0.1985  0.4100  0.2732  1.0
  O  O3  8  0.1112  0.2780  0.1019  1.0
  O  O4  8  0.1225  0.1031  0.6622  1.0
  O  O5  8  0.1481  0.4329  0.5876  1.0
]