The material structure described by Na2Yb(CO3)2F crystallizes in the monoclinic C2/c space group. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded in a 7-coordinate geometry to one O(2), one O(4), one O(5), two equivalent O(1), and two equivalent O(3) atoms. In the second Na site, Na(2) is bonded in a distorted octahedral geometry to one O(1), one O(2), one O(4), one O(5), one O(6), and one F(1) atom. Yb(1) is bonded in a 8-coordinate geometry to one O(2), one O(3), one O(4), one O(5), two equivalent O(6), and two equivalent F(1) atoms. There are two inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one O(1), one O(2), and one O(3) atom. In the second C site, C(2) is bonded in a trigonal planar geometry to one O(4), one O(5), and one O(6) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Na(2), two equivalent Na(1), and one C(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one Na(1), one Na(2), one Yb(1), and one C(1) atom. In the third O site, O(3) is bonded in a 1-coordinate geometry to two equivalent Na(1), one Yb(1), and one C(1) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Na(1), one Na(2), one Yb(1), and one C(2) atom. In the fifth O site, O(5) is bonded in a 1-coordinate geometry to one Na(1), one Na(2), one Yb(1), and one C(2) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one Na(2), two equivalent Yb(1), and one C(2) atom. F(1) is bonded in a trigonal planar geometry to one Na(2) and two equivalent Yb(1) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_Na2YbC2O6F
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.331
_cell_length_b   9.331
_cell_length_c   11.503
_cell_angle_alpha   85.679
_cell_angle_beta   85.679
_cell_angle_gamma   38.608
_symmetry_Int_Tables_number   1
_cell_volume   622.961
_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
  Na  Na0  1  0.834  0.648  0.859  1.0
  Na  Na1  1  0.352  0.166  0.641  1.0
  Na  Na2  1  0.166  0.352  0.141  1.0
  Na  Na3  1  0.478  0.305  0.882  1.0
  Na  Na4  1  0.522  0.695  0.118  1.0
  Na  Na5  1  0.695  0.522  0.618  1.0
  Na  Na6  1  0.648  0.834  0.359  1.0
  Na  Na7  1  0.305  0.478  0.382  1.0
  Yb  Yb8  1  0.783  0.111  0.132  1.0
  Yb  Yb9  1  0.217  0.889  0.868  1.0
  Yb  Yb10  1  0.111  0.783  0.632  1.0
  Yb  Yb11  1  0.889  0.217  0.368  1.0
  C  C12  1  0.878  0.703  0.582  1.0
  C  C13  1  0.364  0.770  0.384  1.0
  C  C14  1  0.770  0.364  0.884  1.0
  C  C15  1  0.636  0.230  0.616  1.0
  C  C16  1  0.703  0.878  0.082  1.0
  C  C17  1  0.122  0.297  0.418  1.0
  C  C18  1  0.297  0.122  0.918  1.0
  C  C19  1  0.230  0.636  0.116  1.0
  O  O20  1  0.221  0.310  0.924  1.0
  O  O21  1  0.747  0.941  0.999  1.0
  O  O22  1  0.253  0.059  0.001  1.0
  O  O23  1  0.415  0.996  0.828  1.0
  O  O24  1  0.059  0.253  0.501  1.0
  O  O25  1  0.996  0.415  0.328  1.0
  O  O26  1  0.603  0.574  0.917  1.0
  O  O27  1  0.941  0.747  0.499  1.0
  O  O28  1  0.585  0.004  0.172  1.0
  O  O29  1  0.426  0.397  0.583  1.0
  O  O30  1  0.310  0.221  0.424  1.0
  O  O31  1  0.004  0.585  0.672  1.0
  O  O32  1  0.697  0.091  0.699  1.0
  O  O33  1  0.779  0.690  0.076  1.0
  O  O34  1  0.210  0.804  0.433  1.0
  O  O35  1  0.690  0.779  0.576  1.0
  O  O36  1  0.303  0.909  0.301  1.0
  O  O37  1  0.091  0.697  0.199  1.0
  O  O38  1  0.196  0.790  0.067  1.0
  O  O39  1  0.574  0.603  0.417  1.0
  O  O40  1  0.804  0.210  0.933  1.0
  O  O41  1  0.397  0.426  0.083  1.0
  O  O42  1  0.909  0.303  0.801  1.0
  O  O43  1  0.790  0.196  0.567  1.0
  F  F44  1  0.681  0.196  0.319  1.0
  F  F45  1  0.804  0.319  0.181  1.0
  F  F46  1  0.319  0.804  0.681  1.0
  F  F47  1  0.196  0.681  0.819  1.0
[/CIF]
.
The material structure described by Na2Yb(CO3)2F crystallizes in the monoclinic C2/c space group. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded in a 7-coordinate geometry to one O(2), one O(4), one O(5), two equivalent O(1), and two equivalent O(3) atoms. In the second Na site, Na(2) is bonded in a distorted octahedral geometry to one O(1), one O(2), one O(4), one O(5), one O(6), and one F(1) atom. Yb(1) is bonded in a 8-coordinate geometry to one O(2), one O(3), one O(4), one O(5), two equivalent O(6), and two equivalent F(1) atoms. There are two inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one O(1), one O(2), and one O(3) atom. In the second C site, C(2) is bonded in a trigonal planar geometry to one O(4), one O(5), and one O(6) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Na(2), two equivalent Na(1), and one C(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one Na(1), one Na(2), one Yb(1), and one C(1) atom. In the third O site, O(3) is bonded in a 1-coordinate geometry to two equivalent Na(1), one Yb(1), and one C(1) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Na(1), one Na(2), one Yb(1), and one C(2) atom. In the fifth O site, O(5) is bonded in a 1-coordinate geometry to one Na(1), one Na(2), one Yb(1), and one C(2) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one Na(2), two equivalent Yb(1), and one C(2) atom. F(1) is bonded in a trigonal planar geometry to one Na(2) and two equivalent Yb(1) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_Na2YbC2O6F
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.331
_cell_length_b   9.331
_cell_length_c   11.503
_cell_angle_alpha   85.679
_cell_angle_beta   85.679
_cell_angle_gamma   38.608
_symmetry_Int_Tables_number   1
_cell_volume   622.961
_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
  Na  Na0  1  0.834  0.648  0.859  1.0
  Na  Na1  1  0.352  0.166  0.641  1.0
  Na  Na2  1  0.166  0.352  0.141  1.0
  Na  Na3  1  0.478  0.305  0.882  1.0
  Na  Na4  1  0.522  0.695  0.118  1.0
  Na  Na5  1  0.695  0.522  0.618  1.0
  Na  Na6  1  0.648  0.834  0.359  1.0
  Na  Na7  1  0.305  0.478  0.382  1.0
  Yb  Yb8  1  0.783  0.111  0.132  1.0
  Yb  Yb9  1  0.217  0.889  0.868  1.0
  Yb  Yb10  1  0.111  0.783  0.632  1.0
  Yb  Yb11  1  0.889  0.217  0.368  1.0
  C  C12  1  0.878  0.703  0.582  1.0
  C  C13  1  0.364  0.770  0.384  1.0
  C  C14  1  0.770  0.364  0.884  1.0
  C  C15  1  0.636  0.230  0.616  1.0
  C  C16  1  0.703  0.878  0.082  1.0
  C  C17  1  0.122  0.297  0.418  1.0
  C  C18  1  0.297  0.122  0.918  1.0
  C  C19  1  0.230  0.636  0.116  1.0
  O  O20  1  0.221  0.310  0.924  1.0
  O  O21  1  0.747  0.941  0.999  1.0
  O  O22  1  0.253  0.059  0.001  1.0
  O  O23  1  0.415  0.996  0.828  1.0
  O  O24  1  0.059  0.253  0.501  1.0
  O  O25  1  0.996  0.415  0.328  1.0
  O  O26  1  0.603  0.574  0.917  1.0
  O  O27  1  0.941  0.747  0.499  1.0
  O  O28  1  0.585  0.004  0.172  1.0
  O  O29  1  0.426  0.397  0.583  1.0
  O  O30  1  0.310  0.221  0.424  1.0
  O  O31  1  0.004  0.585  0.672  1.0
  O  O32  1  0.697  0.091  0.699  1.0
  O  O33  1  0.779  0.690  0.076  1.0
  O  O34  1  0.210  0.804  0.433  1.0
  O  O35  1  0.690  0.779  0.576  1.0
  O  O36  1  0.303  0.909  0.301  1.0
  O  O37  1  0.091  0.697  0.199  1.0
  O  O38  1  0.196  0.790  0.067  1.0
  O  O39  1  0.574  0.603  0.417  1.0
  O  O40  1  0.804  0.210  0.933  1.0
  O  O41  1  0.397  0.426  0.083  1.0
  O  O42  1  0.909  0.303  0.801  1.0
  O  O43  1  0.790  0.196  0.567  1.0
  F  F44  1  0.681  0.196  0.319  1.0
  F  F45  1  0.804  0.319  0.181  1.0
  F  F46  1  0.319  0.804  0.681  1.0
  F  F47  1  0.196  0.681  0.819  1.0
[/CIF]
.