The crystal structure described by Na2Th(PO4)2 crystallizes in the triclinic P-1 space group. There are four inequivalent Na sites. In the first Na site, Na(1) is bonded in a 8-coordinate geometry to one O(10), one O(14), one O(3), one O(5), two equivalent O(4), and two equivalent O(7) atoms. In the second Na site, Na(2) is bonded in a 8-coordinate geometry to one O(13); one O(15); one O(2,16); one O(5); one O(6); one O(9); and two equivalent O(11) atoms. In the third Na site, Na(3) is bonded in a 8-coordinate geometry to one O(12), one O(4), one O(6), one O(9), two equivalent O(13), and two equivalent O(14) atoms. In the fourth Na site, Na(4) is bonded in a 8-coordinate geometry to one O(2,16); one O(3); one O(5); one O(7); one O(8); one O(9); and two equivalent O(1) atoms. There are two inequivalent Th sites. In the first Th site, Th(1) is bonded in a 8-coordinate geometry to one O(1); one O(11); one O(3); one O(5); one O(6); one O(9); and two equivalent O(2,16) atoms. In the second Th site, Th(2) is bonded in a 8-coordinate geometry to one O(10), one O(12), one O(13), one O(14), one O(15), one O(4), one O(7), and one O(8) atom. There are four inequivalent P sites. In the first P site, P(1) is bonded in a tetrahedral geometry to one O(1); one O(15); one O(2,16); and one O(3) atom. In the second P site, P(2) is bonded in a tetrahedral geometry to one O(11); one O(2,16); one O(6); and one O(8) atom. In the third P site, P(3) is bonded in a tetrahedral geometry to one O(10), one O(14), one O(7), and one O(9) atom. In the fourth P site, P(4) is bonded in a tetrahedral geometry to one O(12), one O(13), one O(4), and one O(5) atom. There are fifteen inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to two equivalent Na(4), one Th(1), and one P(1) atom. In the second O site, O(2,16) is bonded in a 3-coordinate geometry to one Na(4), one Th(1), and one P(2) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Na(1), one Na(4), one Th(1), and one P(1) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one Na(3), two equivalent Na(1), one Th(2), and one P(4) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Na(1), one Na(2), one Na(4), one Th(1), and one P(4) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Na(2), one Na(3), one Th(1), and one P(2) atom. In the seventh O site, O(7) is bonded in a 1-coordinate geometry to one Na(4), two equivalent Na(1), one Th(2), and one P(3) atom. In the eighth O site, O(8) is bonded in a 1-coordinate geometry to one Na(4), one Th(2), and one P(2) atom. In the ninth O site, O(9) is bonded in a distorted single-bond geometry to one Na(2), one Na(3), one Na(4), one Th(1), and one P(3) atom. In the tenth O site, O(10) is bonded in a 1-coordinate geometry to one Na(1), one Th(2), and one P(3) atom. In the eleventh O site, O(11) is bonded in a 4-coordinate geometry to two equivalent Na(2), one Th(1), and one P(2) atom. In the twelfth O site, O(12) is bonded in a 1-coordinate geometry to one Na(3), one Th(2), and one P(4) atom. In the thirteenth O site, O(13) is bonded in a 1-coordinate geometry to one Na(2), two equivalent Na(3), one Th(2), and one P(4) atom. In the fourteenth O site, O(14) is bonded in a distorted single-bond geometry to one Na(1), two equivalent Na(3), one Th(2), and one P(3) atom. In the fifteenth O site, O(15) is bonded in a 1-coordinate geometry to one Na(2), one Th(2), and one P(1) atom. is represented by the CIF card [CIF]
data_Na2Th(PO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.994
_cell_length_b   9.042
_cell_length_c   11.406
_cell_angle_alpha   83.619
_cell_angle_beta   72.139
_cell_angle_gamma   68.811
_symmetry_Int_Tables_number   1
_cell_volume   640.119
_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  0.703  0.457  0.379  1.0
  Na  Na1  1  0.311  0.998  0.125  1.0
  Na  Na2  1  0.916  0.044  0.379  1.0
  Na  Na3  1  0.564  0.502  0.125  1.0
  Na  Na4  1  0.689  0.002  0.875  1.0
  Na  Na5  1  0.084  0.956  0.621  1.0
  Na  Na6  1  0.297  0.543  0.621  1.0
  Na  Na7  1  0.436  0.498  0.875  1.0
  Th  Th8  1  0.927  0.750  0.146  1.0
  Th  Th9  1  0.073  0.250  0.854  1.0
  Th  Th10  1  0.296  0.250  0.407  1.0
  Th  Th11  1  0.704  0.750  0.593  1.0
  P  P12  1  0.120  0.375  0.132  1.0
  P  P13  1  0.748  0.125  0.132  1.0
  P  P14  1  0.880  0.625  0.868  1.0
  P  P15  1  0.133  0.650  0.378  1.0
  P  P16  1  0.867  0.350  0.622  1.0
  P  P17  1  0.512  0.150  0.622  1.0
  P  P18  1  0.252  0.875  0.868  1.0
  P  P19  1  0.488  0.850  0.378  1.0
  O  O20  1  0.757  0.509  0.894  1.0
  O  O21  1  0.213  0.766  0.978  1.0
  O  O22  1  0.117  0.518  0.838  1.0
  O  O23  1  0.450  0.747  0.494  1.0
  O  O24  1  0.424  0.249  0.738  1.0
  O  O25  1  0.045  0.982  0.838  1.0
  O  O26  1  0.336  0.508  0.379  1.0
  O  O27  1  0.399  0.768  0.756  1.0
  O  O28  1  0.162  0.749  0.262  1.0
  O  O29  1  0.051  0.414  0.611  1.0
  O  O30  1  0.349  0.991  0.894  1.0
  O  O31  1  0.243  0.491  0.106  1.0
  O  O32  1  0.601  0.232  0.244  1.0
  O  O33  1  0.550  0.253  0.506  1.0
  O  O34  1  0.883  0.482  0.162  1.0
  O  O35  1  0.338  0.086  0.611  1.0
  O  O36  1  0.664  0.492  0.621  1.0
  O  O37  1  0.662  0.914  0.389  1.0
  O  O38  1  0.838  0.251  0.738  1.0
  O  O39  1  0.576  0.751  0.262  1.0
  O  O40  1  0.285  0.992  0.379  1.0
  O  O41  1  0.944  0.247  0.506  1.0
  O  O42  1  0.949  0.586  0.389  1.0
  O  O43  1  0.155  0.268  0.244  1.0
  O  O44  1  0.715  0.008  0.621  1.0
  O  O45  1  0.955  0.018  0.162  1.0
  O  O46  1  0.191  0.266  0.022  1.0
  O  O47  1  0.056  0.753  0.494  1.0
  O  O48  1  0.809  0.734  0.978  1.0
  O  O49  1  0.651  0.009  0.106  1.0
  O  O50  1  0.845  0.732  0.756  1.0
  O  O51  1  0.787  0.234  0.022  1.0
[/CIF]
.
The crystal structure described by Na2Th(PO4)2 crystallizes in the triclinic P-1 space group. There are four inequivalent Na sites. In the first Na site, Na(1) is bonded in a 8-coordinate geometry to one O(10), one O(14), one O(3), one O(5), two equivalent O(4), and two equivalent O(7) atoms. In the second Na site, Na(2) is bonded in a 8-coordinate geometry to one O(13); one O(15); one O(2,16); one O(5); one O(6); one O(9); and two equivalent O(11) atoms. In the third Na site, Na(3) is bonded in a 8-coordinate geometry to one O(12), one O(4), one O(6), one O(9), two equivalent O(13), and two equivalent O(14) atoms. In the fourth Na site, Na(4) is bonded in a 8-coordinate geometry to one O(2,16); one O(3); one O(5); one O(7); one O(8); one O(9); and two equivalent O(1) atoms. There are two inequivalent Th sites. In the first Th site, Th(1) is bonded in a 8-coordinate geometry to one O(1); one O(11); one O(3); one O(5); one O(6); one O(9); and two equivalent O(2,16) atoms. In the second Th site, Th(2) is bonded in a 8-coordinate geometry to one O(10), one O(12), one O(13), one O(14), one O(15), one O(4), one O(7), and one O(8) atom. There are four inequivalent P sites. In the first P site, P(1) is bonded in a tetrahedral geometry to one O(1); one O(15); one O(2,16); and one O(3) atom. In the second P site, P(2) is bonded in a tetrahedral geometry to one O(11); one O(2,16); one O(6); and one O(8) atom. In the third P site, P(3) is bonded in a tetrahedral geometry to one O(10), one O(14), one O(7), and one O(9) atom. In the fourth P site, P(4) is bonded in a tetrahedral geometry to one O(12), one O(13), one O(4), and one O(5) atom. There are fifteen inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to two equivalent Na(4), one Th(1), and one P(1) atom. In the second O site, O(2,16) is bonded in a 3-coordinate geometry to one Na(4), one Th(1), and one P(2) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Na(1), one Na(4), one Th(1), and one P(1) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one Na(3), two equivalent Na(1), one Th(2), and one P(4) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Na(1), one Na(2), one Na(4), one Th(1), and one P(4) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Na(2), one Na(3), one Th(1), and one P(2) atom. In the seventh O site, O(7) is bonded in a 1-coordinate geometry to one Na(4), two equivalent Na(1), one Th(2), and one P(3) atom. In the eighth O site, O(8) is bonded in a 1-coordinate geometry to one Na(4), one Th(2), and one P(2) atom. In the ninth O site, O(9) is bonded in a distorted single-bond geometry to one Na(2), one Na(3), one Na(4), one Th(1), and one P(3) atom. In the tenth O site, O(10) is bonded in a 1-coordinate geometry to one Na(1), one Th(2), and one P(3) atom. In the eleventh O site, O(11) is bonded in a 4-coordinate geometry to two equivalent Na(2), one Th(1), and one P(2) atom. In the twelfth O site, O(12) is bonded in a 1-coordinate geometry to one Na(3), one Th(2), and one P(4) atom. In the thirteenth O site, O(13) is bonded in a 1-coordinate geometry to one Na(2), two equivalent Na(3), one Th(2), and one P(4) atom. In the fourteenth O site, O(14) is bonded in a distorted single-bond geometry to one Na(1), two equivalent Na(3), one Th(2), and one P(3) atom. In the fifteenth O site, O(15) is bonded in a 1-coordinate geometry to one Na(2), one Th(2), and one P(1) atom. is represented by the CIF card [CIF]
data_Na2Th(PO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.994
_cell_length_b   9.042
_cell_length_c   11.406
_cell_angle_alpha   83.619
_cell_angle_beta   72.139
_cell_angle_gamma   68.811
_symmetry_Int_Tables_number   1
_cell_volume   640.119
_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  0.703  0.457  0.379  1.0
  Na  Na1  1  0.311  0.998  0.125  1.0
  Na  Na2  1  0.916  0.044  0.379  1.0
  Na  Na3  1  0.564  0.502  0.125  1.0
  Na  Na4  1  0.689  0.002  0.875  1.0
  Na  Na5  1  0.084  0.956  0.621  1.0
  Na  Na6  1  0.297  0.543  0.621  1.0
  Na  Na7  1  0.436  0.498  0.875  1.0
  Th  Th8  1  0.927  0.750  0.146  1.0
  Th  Th9  1  0.073  0.250  0.854  1.0
  Th  Th10  1  0.296  0.250  0.407  1.0
  Th  Th11  1  0.704  0.750  0.593  1.0
  P  P12  1  0.120  0.375  0.132  1.0
  P  P13  1  0.748  0.125  0.132  1.0
  P  P14  1  0.880  0.625  0.868  1.0
  P  P15  1  0.133  0.650  0.378  1.0
  P  P16  1  0.867  0.350  0.622  1.0
  P  P17  1  0.512  0.150  0.622  1.0
  P  P18  1  0.252  0.875  0.868  1.0
  P  P19  1  0.488  0.850  0.378  1.0
  O  O20  1  0.757  0.509  0.894  1.0
  O  O21  1  0.213  0.766  0.978  1.0
  O  O22  1  0.117  0.518  0.838  1.0
  O  O23  1  0.450  0.747  0.494  1.0
  O  O24  1  0.424  0.249  0.738  1.0
  O  O25  1  0.045  0.982  0.838  1.0
  O  O26  1  0.336  0.508  0.379  1.0
  O  O27  1  0.399  0.768  0.756  1.0
  O  O28  1  0.162  0.749  0.262  1.0
  O  O29  1  0.051  0.414  0.611  1.0
  O  O30  1  0.349  0.991  0.894  1.0
  O  O31  1  0.243  0.491  0.106  1.0
  O  O32  1  0.601  0.232  0.244  1.0
  O  O33  1  0.550  0.253  0.506  1.0
  O  O34  1  0.883  0.482  0.162  1.0
  O  O35  1  0.338  0.086  0.611  1.0
  O  O36  1  0.664  0.492  0.621  1.0
  O  O37  1  0.662  0.914  0.389  1.0
  O  O38  1  0.838  0.251  0.738  1.0
  O  O39  1  0.576  0.751  0.262  1.0
  O  O40  1  0.285  0.992  0.379  1.0
  O  O41  1  0.944  0.247  0.506  1.0
  O  O42  1  0.949  0.586  0.389  1.0
  O  O43  1  0.155  0.268  0.244  1.0
  O  O44  1  0.715  0.008  0.621  1.0
  O  O45  1  0.955  0.018  0.162  1.0
  O  O46  1  0.191  0.266  0.022  1.0
  O  O47  1  0.056  0.753  0.494  1.0
  O  O48  1  0.809  0.734  0.978  1.0
  O  O49  1  0.651  0.009  0.106  1.0
  O  O50  1  0.845  0.732  0.756  1.0
  O  O51  1  0.787  0.234  0.022  1.0
[/CIF]
.