The structure described by K2LaN5O17 crystallizes in the orthorhombic Fdd2 space group. K(1) is bonded in a 9-coordinate geometry to one O(2), one O(4), one O(7), one O(8), one O(9), two equivalent O(3), and two equivalent O(6) atoms. La(1) is bonded in a distorted q6 geometry to two equivalent O(1), two equivalent O(2), two equivalent O(4), two equivalent O(5), two equivalent O(7), and two equivalent O(9) atoms. There are three inequivalent N sites. In the first N site, N(3) is bonded in a trigonal planar geometry to one O(8) and two equivalent O(7) atoms. In the second N site, N(1) is bonded in a trigonal planar geometry to one O(1), one O(2), and one O(3) atom. In the third N site, N(2) is bonded in a trigonal planar geometry to one O(4), one O(5), and one O(6) atom. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one La(1) and one N(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one K(1), one La(1), and one N(1) atom. In the third O site, O(3) is bonded in a single-bond geometry to two equivalent K(1) and one N(1) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one K(1), one La(1), and one N(2) atom. In the fifth O site, O(8) is bonded in a trigonal planar geometry to two equivalent K(1) and one N(3) atom. In the sixth O site, O(5) is bonded in a distorted single-bond geometry to one La(1) and one N(2) atom. In the seventh O site, O(6) is bonded in a distorted single-bond geometry to two equivalent K(1) and one N(2) atom. In the eighth O site, O(7) is bonded in a distorted single-bond geometry to one K(1), one La(1), and one N(3) atom. In the ninth O site, O(9) is bonded in a water-like geometry to one K(1) and one La(1) atom. is represented by the CIF file [CIF]
data_K2LaN5O17
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   12.400
_cell_length_b   12.157
_cell_length_c   8.392
_cell_angle_alpha   71.584
_cell_angle_beta   68.467
_cell_angle_gamma   39.948
_symmetry_Int_Tables_number   1
_cell_volume   754.353
_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  1  0.573  0.720  0.894  1.0
  K  K1  1  0.894  0.814  0.573  1.0
  K  K2  1  0.436  0.356  0.530  1.0
  K  K3  1  0.530  0.677  0.436  1.0
  La  La4  1  0.251  0.249  0.251  1.0
  La  La5  1  0.001  0.999  0.001  1.0
  N  N6  1  0.043  0.439  0.589  1.0
  N  N7  1  0.589  0.928  0.043  1.0
  N  N8  1  0.322  0.661  0.811  1.0
  N  N9  1  0.811  0.207  0.322  1.0
  N  N10  1  0.910  0.437  0.175  1.0
  N  N11  1  0.175  0.478  0.910  1.0
  N  N12  1  0.772  0.075  0.813  1.0
  N  N13  1  0.813  0.340  0.772  1.0
  N  N14  1  0.509  0.991  0.509  1.0
  N  N15  1  0.259  0.741  0.259  1.0
  O  O16  1  0.110  0.292  0.586  1.0
  O  O17  1  0.586  0.011  0.110  1.0
  O  O18  1  0.239  0.664  0.958  1.0
  O  O19  1  0.958  0.140  0.239  1.0
  O  O20  1  0.089  0.493  0.453  1.0
  O  O21  1  0.453  0.965  0.089  1.0
  O  O22  1  0.285  0.797  0.757  1.0
  O  O23  1  0.757  0.161  0.285  1.0
  O  O24  1  0.938  0.529  0.715  1.0
  O  O25  1  0.715  0.818  0.938  1.0
  O  O26  1  0.432  0.535  0.721  1.0
  O  O27  1  0.721  0.312  0.432  1.0
  O  O28  1  0.907  0.474  0.305  1.0
  O  O29  1  0.305  0.315  0.907  1.0
  O  O30  1  0.935  0.945  0.776  1.0
  O  O31  1  0.776  0.343  0.935  1.0
  O  O32  1  0.057  0.315  0.086  1.0
  O  O33  1  0.086  0.541  0.057  1.0
  O  O34  1  0.709  0.164  0.935  1.0
  O  O35  1  0.935  0.193  0.709  1.0
  O  O36  1  0.774  0.518  0.137  1.0
  O  O37  1  0.137  0.571  0.774  1.0
  O  O38  1  0.679  0.113  0.732  1.0
  O  O39  1  0.732  0.476  0.679  1.0
  O  O40  1  0.464  0.130  0.448  1.0
  O  O41  1  0.448  0.959  0.464  1.0
  O  O42  1  0.291  0.802  0.120  1.0
  O  O43  1  0.120  0.786  0.291  1.0
  O  O44  1  0.610  0.890  0.610  1.0
  O  O45  1  0.360  0.640  0.360  1.0
  O  O46  1  0.171  0.082  0.388  1.0
  O  O47  1  0.388  0.359  0.171  1.0
  O  O48  1  0.891  0.862  0.168  1.0
  O  O49  1  0.168  0.079  0.891  1.0
[/CIF]
.
The structure described by K2LaN5O17 crystallizes in the orthorhombic Fdd2 space group. K(1) is bonded in a 9-coordinate geometry to one O(2), one O(4), one O(7), one O(8), one O(9), two equivalent O(3), and two equivalent O(6) atoms. La(1) is bonded in a distorted q6 geometry to two equivalent O(1), two equivalent O(2), two equivalent O(4), two equivalent O(5), two equivalent O(7), and two equivalent O(9) atoms. There are three inequivalent N sites. In the first N site, N(3) is bonded in a trigonal planar geometry to one O(8) and two equivalent O(7) atoms. In the second N site, N(1) is bonded in a trigonal planar geometry to one O(1), one O(2), and one O(3) atom. In the third N site, N(2) is bonded in a trigonal planar geometry to one O(4), one O(5), and one O(6) atom. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one La(1) and one N(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one K(1), one La(1), and one N(1) atom. In the third O site, O(3) is bonded in a single-bond geometry to two equivalent K(1) and one N(1) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one K(1), one La(1), and one N(2) atom. In the fifth O site, O(8) is bonded in a trigonal planar geometry to two equivalent K(1) and one N(3) atom. In the sixth O site, O(5) is bonded in a distorted single-bond geometry to one La(1) and one N(2) atom. In the seventh O site, O(6) is bonded in a distorted single-bond geometry to two equivalent K(1) and one N(2) atom. In the eighth O site, O(7) is bonded in a distorted single-bond geometry to one K(1), one La(1), and one N(3) atom. In the ninth O site, O(9) is bonded in a water-like geometry to one K(1) and one La(1) atom. is represented by the CIF file [CIF]
data_K2LaN5O17
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   12.400
_cell_length_b   12.157
_cell_length_c   8.392
_cell_angle_alpha   71.584
_cell_angle_beta   68.467
_cell_angle_gamma   39.948
_symmetry_Int_Tables_number   1
_cell_volume   754.353
_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  1  0.573  0.720  0.894  1.0
  K  K1  1  0.894  0.814  0.573  1.0
  K  K2  1  0.436  0.356  0.530  1.0
  K  K3  1  0.530  0.677  0.436  1.0
  La  La4  1  0.251  0.249  0.251  1.0
  La  La5  1  0.001  0.999  0.001  1.0
  N  N6  1  0.043  0.439  0.589  1.0
  N  N7  1  0.589  0.928  0.043  1.0
  N  N8  1  0.322  0.661  0.811  1.0
  N  N9  1  0.811  0.207  0.322  1.0
  N  N10  1  0.910  0.437  0.175  1.0
  N  N11  1  0.175  0.478  0.910  1.0
  N  N12  1  0.772  0.075  0.813  1.0
  N  N13  1  0.813  0.340  0.772  1.0
  N  N14  1  0.509  0.991  0.509  1.0
  N  N15  1  0.259  0.741  0.259  1.0
  O  O16  1  0.110  0.292  0.586  1.0
  O  O17  1  0.586  0.011  0.110  1.0
  O  O18  1  0.239  0.664  0.958  1.0
  O  O19  1  0.958  0.140  0.239  1.0
  O  O20  1  0.089  0.493  0.453  1.0
  O  O21  1  0.453  0.965  0.089  1.0
  O  O22  1  0.285  0.797  0.757  1.0
  O  O23  1  0.757  0.161  0.285  1.0
  O  O24  1  0.938  0.529  0.715  1.0
  O  O25  1  0.715  0.818  0.938  1.0
  O  O26  1  0.432  0.535  0.721  1.0
  O  O27  1  0.721  0.312  0.432  1.0
  O  O28  1  0.907  0.474  0.305  1.0
  O  O29  1  0.305  0.315  0.907  1.0
  O  O30  1  0.935  0.945  0.776  1.0
  O  O31  1  0.776  0.343  0.935  1.0
  O  O32  1  0.057  0.315  0.086  1.0
  O  O33  1  0.086  0.541  0.057  1.0
  O  O34  1  0.709  0.164  0.935  1.0
  O  O35  1  0.935  0.193  0.709  1.0
  O  O36  1  0.774  0.518  0.137  1.0
  O  O37  1  0.137  0.571  0.774  1.0
  O  O38  1  0.679  0.113  0.732  1.0
  O  O39  1  0.732  0.476  0.679  1.0
  O  O40  1  0.464  0.130  0.448  1.0
  O  O41  1  0.448  0.959  0.464  1.0
  O  O42  1  0.291  0.802  0.120  1.0
  O  O43  1  0.120  0.786  0.291  1.0
  O  O44  1  0.610  0.890  0.610  1.0
  O  O45  1  0.360  0.640  0.360  1.0
  O  O46  1  0.171  0.082  0.388  1.0
  O  O47  1  0.388  0.359  0.171  1.0
  O  O48  1  0.891  0.862  0.168  1.0
  O  O49  1  0.168  0.079  0.891  1.0
[/CIF]
.