data_[K4Mg2Ti4O10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Mg  1.3100  1.5000  0.8600
  Ti  1.5400  1.4000  0.8517
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [10.9833]
_cell_length_b [3.9110]
_cell_length_c [9.2746]
_cell_angle_alpha [90.0000]
_cell_angle_beta [98.7118]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [K2MgTi2O5]
_chemical_formula_sum '[K4 Mg2 Ti4 O10]'
_cell_volume [393.7962]
_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
[
  K  K0  2  0.0896  0.5000  0.2727  1
  K  K1  2  0.3533  0.0000  0.4855  1
  Mg  Mg2  2  0.1442  0.5000  0.7148  1
  Ti  Ti3  2  0.1546  0.0000  0.9631  1
  Ti  Ti4  2  0.3571  0.5000  0.0901  1
  O  O5  2  0.0311  0.0000  0.0786  1
  O  O6  2  0.1022  0.0000  0.7660  1
  O  O7  2  0.1905  0.5000  0.9564  1
  O  O8  2  0.3318  0.0000  0.0458  1
  O  O9  2  0.3491  0.5000  0.2770  1
]