# generated using pymatgen
data_Yb4Nb2O9
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.71552694
_cell_length_b   5.71552806
_cell_length_c   13.76503930
_cell_angle_alpha   88.77368638
_cell_angle_beta   88.77368555
_cell_angle_gamma   58.18437794
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Yb4Nb2O9
_chemical_formula_sum   'Yb8 Nb4 O18'
_cell_volume   381.98864726
_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
  Yb  Yb0  1  0.99919741  0.98677269  0.49766614  1.0
  Yb  Yb1  1  0.98677269  0.99919741  0.99766614  1.0
  Yb  Yb2  1  0.95037127  0.97896272  0.73802713  1.0
  Yb  Yb3  1  0.64518551  0.61066235  0.40494091  1.0
  Yb  Yb4  1  0.29126282  0.29232141  0.07695134  1.0
  Yb  Yb5  1  0.97896272  0.95037127  0.23802713  1.0
  Yb  Yb6  1  0.61066235  0.64518551  0.90494091  1.0
  Yb  Yb7  1  0.29232141  0.29126282  0.57695134  1.0
  Nb  Nb8  1  0.67368557  0.66083151  0.16294705  1.0
  Nb  Nb9  1  0.31346181  0.35235530  0.83954360  1.0
  Nb  Nb10  1  0.66083151  0.67368557  0.66294705  1.0
  Nb  Nb11  1  0.35235530  0.31346181  0.33954360  1.0
  O  O12  1  0.72765863  0.95326055  0.60562147  1.0
  O  O13  1  0.43030108  0.62262769  0.25857157  1.0
  O  O14  1  0.06789775  0.31334229  0.92324914  1.0
  O  O15  1  0.74230818  0.17469572  0.36896247  1.0
  O  O16  1  0.42804823  0.82554879  0.05636342  1.0
  O  O17  1  0.07175198  0.50024345  0.71990315  1.0
  O  O18  1  0.27232146  0.56111587  0.44986991  1.0
  O  O19  1  0.89248266  0.28523155  0.12591909  1.0
  O  O20  1  0.55298746  0.96671826  0.78941561  1.0
  O  O21  1  0.28523155  0.89248266  0.62591909  1.0
  O  O22  1  0.96671826  0.55298746  0.28941561  1.0
  O  O23  1  0.56111587  0.27232146  0.94986991  1.0
  O  O24  1  0.82554879  0.42804823  0.55636342  1.0
  O  O25  1  0.50024345  0.07175198  0.21990315  1.0
  O  O26  1  0.17469572  0.74230818  0.86896247  1.0
  O  O27  1  0.31334229  0.06789775  0.42324914  1.0
  O  O28  1  0.95326055  0.72765863  0.10562147  1.0
  O  O29  1  0.62262769  0.43030108  0.75857157  1.0