The compound described by NaNd9(Ge3O13)2 crystallizes in the trigonal P3 space group. Na(1) is bonded in a 6-coordinate geometry to three equivalent O(6) and three equivalent O(9) atoms. There are five inequivalent Nd sites. In the first Nd site, Nd(1) is bonded in a 9-coordinate geometry to three equivalent O(10), three equivalent O(2), and three equivalent O(5) atoms. In the second Nd site, Nd(2) is bonded in a 9-coordinate geometry to three equivalent O(10), three equivalent O(3), and three equivalent O(5) atoms. In the third Nd site, Nd(3) is bonded in a 9-coordinate geometry to three equivalent O(4), three equivalent O(6), and three equivalent O(9) atoms. In the fourth Nd site, Nd(4) is bonded in a 7-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), one O(7), and one O(9) atom. In the fifth Nd site, Nd(5) is bonded in a 7-coordinate geometry to one O(1), one O(10), one O(2), one O(3), one O(4), one O(6), and one O(8) atom. There are two inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a tetrahedral geometry to one O(1), one O(4), one O(5), and one O(9) atom. In the second Ge site, Ge(2) is bonded in a tetrahedral geometry to one O(10), one O(2), one O(3), and one O(6) atom. There are ten inequivalent O sites. In the first O site, O(7) is bonded in a trigonal planar geometry to three equivalent Nd(4) atoms. In the second O site, O(8) is bonded in a trigonal planar geometry to three equivalent Nd(5) atoms. In the third O site, O(9) is bonded in a 4-coordinate geometry to one Na(1), one Nd(3), one Nd(4), and one Ge(1) atom. In the fourth O site, O(10) is bonded to one Nd(1), one Nd(2), one Nd(5), and one Ge(2) atom to form distorted ONd3Ge tetrahedra that share corners with two equivalent O(6)NaNd2Ge tetrahedra and edges with two equivalent O(10)Nd3Ge tetrahedra. In the fifth O site, O(1) is bonded in a 3-coordinate geometry to one Nd(4), one Nd(5), and one Ge(1) atom. In the sixth O site, O(2) is bonded in a 4-coordinate geometry to one Nd(1), one Nd(4), one Nd(5), and one Ge(2) atom. In the seventh O site, O(3) is bonded in a 4-coordinate geometry to one Nd(2), one Nd(4), one Nd(5), and one Ge(2) atom. In the eighth O site, O(4) is bonded in a 4-coordinate geometry to one Nd(3), one Nd(4), one Nd(5), and one Ge(1) atom. In the ninth O site, O(5) is bonded in a 4-coordinate geometry to one Nd(1), one Nd(2), one Nd(4), and one Ge(1) atom. In the tenth O site, O(6) is bonded to one Na(1), one Nd(3), one Nd(5), and one Ge(2) atom to form distorted ONaNd2Ge tetrahedra that share corners with two equivalent O(10)Nd3Ge tetrahedra and edges with two equivalent O(6)NaNd2Ge tetrahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_NaNd9(Ge3O13)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.862
_cell_length_b   9.862
_cell_length_c   7.183
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   120.000
_symmetry_Int_Tables_number   1
_cell_volume   605.065
_cell_formula_units_Z   1
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  0.000  0.000  0.492  1.0
  Nd  Nd1  1  0.333  0.667  0.998  1.0
  Nd  Nd2  1  0.333  0.667  0.500  1.0
  Nd  Nd3  1  0.000  0.000  0.000  1.0
  Nd  Nd4  1  0.661  0.097  0.748  1.0
  Nd  Nd5  1  0.903  0.564  0.748  1.0
  Nd  Nd6  1  0.436  0.339  0.748  1.0
  Nd  Nd7  1  0.671  0.572  0.249  1.0
  Nd  Nd8  1  0.428  0.099  0.249  1.0
  Nd  Nd9  1  0.901  0.329  0.249  1.0
  Ge  Ge10  1  0.264  0.961  0.748  1.0
  Ge  Ge11  1  0.039  0.303  0.748  1.0
  Ge  Ge12  1  0.697  0.736  0.748  1.0
  Ge  Ge13  1  0.064  0.706  0.248  1.0
  Ge  Ge14  1  0.294  0.358  0.248  1.0
  Ge  Ge15  1  0.642  0.936  0.248  1.0
  O  O16  1  0.348  0.096  0.563  1.0
  O  O17  1  0.904  0.252  0.563  1.0
  O  O18  1  0.748  0.652  0.563  1.0
  O  O19  1  0.014  0.575  0.055  1.0
  O  O20  1  0.425  0.439  0.055  1.0
  O  O21  1  0.561  0.986  0.055  1.0
  O  O22  1  0.013  0.580  0.444  1.0
  O  O23  1  0.420  0.433  0.444  1.0
  O  O24  1  0.567  0.987  0.444  1.0
  O  O25  1  0.328  0.089  0.943  1.0
  O  O26  1  0.911  0.239  0.943  1.0
  O  O27  1  0.761  0.672  0.943  1.0
  O  O28  1  0.348  0.838  0.748  1.0
  O  O29  1  0.162  0.510  0.748  1.0
  O  O30  1  0.490  0.652  0.748  1.0
  O  O31  1  0.970  0.814  0.241  1.0
  O  O32  1  0.186  0.156  0.241  1.0
  O  O33  1  0.844  0.030  0.241  1.0
  O  O34  1  0.667  0.333  0.758  1.0
  O  O35  1  0.667  0.333  0.250  1.0
  O  O36  1  0.060  0.853  0.764  1.0
  O  O37  1  0.147  0.206  0.764  1.0
  O  O38  1  0.794  0.940  0.764  1.0
  O  O39  1  0.273  0.807  0.250  1.0
  O  O40  1  0.193  0.466  0.250  1.0
  O  O41  1  0.534  0.727  0.250  1.0
[/CIF]
.
The compound described by NaNd9(Ge3O13)2 crystallizes in the trigonal P3 space group. Na(1) is bonded in a 6-coordinate geometry to three equivalent O(6) and three equivalent O(9) atoms. There are five inequivalent Nd sites. In the first Nd site, Nd(1) is bonded in a 9-coordinate geometry to three equivalent O(10), three equivalent O(2), and three equivalent O(5) atoms. In the second Nd site, Nd(2) is bonded in a 9-coordinate geometry to three equivalent O(10), three equivalent O(3), and three equivalent O(5) atoms. In the third Nd site, Nd(3) is bonded in a 9-coordinate geometry to three equivalent O(4), three equivalent O(6), and three equivalent O(9) atoms. In the fourth Nd site, Nd(4) is bonded in a 7-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), one O(7), and one O(9) atom. In the fifth Nd site, Nd(5) is bonded in a 7-coordinate geometry to one O(1), one O(10), one O(2), one O(3), one O(4), one O(6), and one O(8) atom. There are two inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a tetrahedral geometry to one O(1), one O(4), one O(5), and one O(9) atom. In the second Ge site, Ge(2) is bonded in a tetrahedral geometry to one O(10), one O(2), one O(3), and one O(6) atom. There are ten inequivalent O sites. In the first O site, O(7) is bonded in a trigonal planar geometry to three equivalent Nd(4) atoms. In the second O site, O(8) is bonded in a trigonal planar geometry to three equivalent Nd(5) atoms. In the third O site, O(9) is bonded in a 4-coordinate geometry to one Na(1), one Nd(3), one Nd(4), and one Ge(1) atom. In the fourth O site, O(10) is bonded to one Nd(1), one Nd(2), one Nd(5), and one Ge(2) atom to form distorted ONd3Ge tetrahedra that share corners with two equivalent O(6)NaNd2Ge tetrahedra and edges with two equivalent O(10)Nd3Ge tetrahedra. In the fifth O site, O(1) is bonded in a 3-coordinate geometry to one Nd(4), one Nd(5), and one Ge(1) atom. In the sixth O site, O(2) is bonded in a 4-coordinate geometry to one Nd(1), one Nd(4), one Nd(5), and one Ge(2) atom. In the seventh O site, O(3) is bonded in a 4-coordinate geometry to one Nd(2), one Nd(4), one Nd(5), and one Ge(2) atom. In the eighth O site, O(4) is bonded in a 4-coordinate geometry to one Nd(3), one Nd(4), one Nd(5), and one Ge(1) atom. In the ninth O site, O(5) is bonded in a 4-coordinate geometry to one Nd(1), one Nd(2), one Nd(4), and one Ge(1) atom. In the tenth O site, O(6) is bonded to one Na(1), one Nd(3), one Nd(5), and one Ge(2) atom to form distorted ONaNd2Ge tetrahedra that share corners with two equivalent O(10)Nd3Ge tetrahedra and edges with two equivalent O(6)NaNd2Ge tetrahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_NaNd9(Ge3O13)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.862
_cell_length_b   9.862
_cell_length_c   7.183
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   120.000
_symmetry_Int_Tables_number   1
_cell_volume   605.065
_cell_formula_units_Z   1
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  0.000  0.000  0.492  1.0
  Nd  Nd1  1  0.333  0.667  0.998  1.0
  Nd  Nd2  1  0.333  0.667  0.500  1.0
  Nd  Nd3  1  0.000  0.000  0.000  1.0
  Nd  Nd4  1  0.661  0.097  0.748  1.0
  Nd  Nd5  1  0.903  0.564  0.748  1.0
  Nd  Nd6  1  0.436  0.339  0.748  1.0
  Nd  Nd7  1  0.671  0.572  0.249  1.0
  Nd  Nd8  1  0.428  0.099  0.249  1.0
  Nd  Nd9  1  0.901  0.329  0.249  1.0
  Ge  Ge10  1  0.264  0.961  0.748  1.0
  Ge  Ge11  1  0.039  0.303  0.748  1.0
  Ge  Ge12  1  0.697  0.736  0.748  1.0
  Ge  Ge13  1  0.064  0.706  0.248  1.0
  Ge  Ge14  1  0.294  0.358  0.248  1.0
  Ge  Ge15  1  0.642  0.936  0.248  1.0
  O  O16  1  0.348  0.096  0.563  1.0
  O  O17  1  0.904  0.252  0.563  1.0
  O  O18  1  0.748  0.652  0.563  1.0
  O  O19  1  0.014  0.575  0.055  1.0
  O  O20  1  0.425  0.439  0.055  1.0
  O  O21  1  0.561  0.986  0.055  1.0
  O  O22  1  0.013  0.580  0.444  1.0
  O  O23  1  0.420  0.433  0.444  1.0
  O  O24  1  0.567  0.987  0.444  1.0
  O  O25  1  0.328  0.089  0.943  1.0
  O  O26  1  0.911  0.239  0.943  1.0
  O  O27  1  0.761  0.672  0.943  1.0
  O  O28  1  0.348  0.838  0.748  1.0
  O  O29  1  0.162  0.510  0.748  1.0
  O  O30  1  0.490  0.652  0.748  1.0
  O  O31  1  0.970  0.814  0.241  1.0
  O  O32  1  0.186  0.156  0.241  1.0
  O  O33  1  0.844  0.030  0.241  1.0
  O  O34  1  0.667  0.333  0.758  1.0
  O  O35  1  0.667  0.333  0.250  1.0
  O  O36  1  0.060  0.853  0.764  1.0
  O  O37  1  0.147  0.206  0.764  1.0
  O  O38  1  0.794  0.940  0.764  1.0
  O  O39  1  0.273  0.807  0.250  1.0
  O  O40  1  0.193  0.466  0.250  1.0
  O  O41  1  0.534  0.727  0.250  1.0
[/CIF]
.