The structure described by LiNa2B5P2O14 crystallizes in the monoclinic P2_1/m 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(5), one O(8), one O(9), two equivalent O(1), and two equivalent O(4) atoms. In the second Na site, Na(2) is bonded in a 7-coordinate geometry to one O(10), two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms. Li(1) is bonded to one O(6), one O(7), and two equivalent O(4) atoms to form LiO4 tetrahedra that share  a cornercorner with one B(1)O4 tetrahedra,  a cornercorner with one B(2)O4 tetrahedra,  a cornercorner with one B(3)O4 tetrahedra, and corners with two equivalent P(1)O4 tetrahedra. There are five inequivalent B sites. In the first B site, B(1) is bonded to one O(5), one O(6), and two equivalent O(1) atoms to form BO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one B(3)O4 tetrahedra, and corners with two equivalent P(1)O4 tetrahedra. In the second B site, B(2) is bonded to one O(7), one O(8), and two equivalent O(3) atoms to form BO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra and corners with two equivalent P(1)O4 tetrahedra. In the third B site, B(3) is bonded to one O(6), one O(9), and two equivalent O(2) atoms to form BO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one B(1)O4 tetrahedra, and corners with two equivalent P(1)O4 tetrahedra. In the fourth B site, B(4) is bonded in a trigonal planar geometry to one O(10), one O(5), and one O(7) atom. In the fifth B site, B(5) is bonded in a trigonal planar geometry to one O(10), one O(8), and one O(9) atom. P(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form PO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one B(1)O4 tetrahedra,  a cornercorner with one B(2)O4 tetrahedra, and  a cornercorner with one B(3)O4 tetrahedra. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Na(1), one B(1), and one P(1) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Na(2), one B(3), and one P(1) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Na(2), one B(2), and one P(1) atom. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one Na(1), one Na(2), one Li(1), and one P(1) atom. In the fifth O site, O(5) is bonded in a 2-coordinate geometry to one Na(1), one B(1), and one B(4) atom. In the sixth O site, O(6) is bonded in a trigonal planar geometry to one Li(1), one B(1), and one B(3) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Li(1), one B(2), and one B(4) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Na(1), one B(2), and one B(5) atom. In the ninth O site, O(9) is bonded in a 2-coordinate geometry to one Na(1), one B(3), and one B(5) atom. In the tenth O site, O(10) is bonded in a trigonal planar geometry to one Na(2), one B(4), and one B(5) atom. is represented by the CIF file [CIF]
data_Na2LiB5(PO7)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.317
_cell_length_b   8.320
_cell_length_c   8.451
_cell_angle_alpha   64.203
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   589.757
_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
  Na  Na0  1  0.250  0.397  0.535  1.0
  Na  Na1  1  0.750  0.603  0.465  1.0
  Na  Na2  1  0.250  0.165  0.959  1.0
  Na  Na3  1  0.750  0.835  0.041  1.0
  Li  Li4  1  0.250  0.985  0.716  1.0
  Li  Li5  1  0.750  0.015  0.284  1.0
  B  B6  1  0.250  0.735  0.545  1.0
  B  B7  1  0.750  0.265  0.455  1.0
  B  B8  1  0.250  0.719  0.099  1.0
  B  B9  1  0.750  0.281  0.901  1.0
  B  B10  1  0.250  0.051  0.349  1.0
  B  B11  1  0.750  0.949  0.651  1.0
  B  B12  1  0.250  0.586  0.884  1.0
  B  B13  1  0.750  0.414  0.116  1.0
  B  B14  1  0.250  0.390  0.198  1.0
  B  B15  1  0.750  0.610  0.802  1.0
  P  P16  1  0.059  0.846  0.274  1.0
  P  P17  1  0.559  0.154  0.726  1.0
  P  P18  1  0.941  0.154  0.726  1.0
  P  P19  1  0.441  0.846  0.274  1.0
  O  O20  1  0.119  0.702  0.453  1.0
  O  O21  1  0.619  0.298  0.547  1.0
  O  O22  1  0.881  0.298  0.547  1.0
  O  O23  1  0.381  0.702  0.453  1.0
  O  O24  1  0.619  0.968  0.751  1.0
  O  O25  1  0.119  0.032  0.249  1.0
  O  O26  1  0.381  0.032  0.249  1.0
  O  O27  1  0.881  0.968  0.751  1.0
  O  O28  1  0.119  0.813  0.117  1.0
  O  O29  1  0.619  0.187  0.883  1.0
  O  O30  1  0.881  0.187  0.883  1.0
  O  O31  1  0.381  0.813  0.117  1.0
  O  O32  1  0.603  0.844  0.268  1.0
  O  O33  1  0.103  0.156  0.732  1.0
  O  O34  1  0.397  0.156  0.732  1.0
  O  O35  1  0.897  0.844  0.268  1.0
  O  O36  1  0.250  0.592  0.720  1.0
  O  O37  1  0.750  0.408  0.280  1.0
  O  O38  1  0.250  0.914  0.527  1.0
  O  O39  1  0.750  0.086  0.473  1.0
  O  O40  1  0.250  0.733  0.918  1.0
  O  O41  1  0.750  0.267  0.082  1.0
  O  O42  1  0.250  0.536  0.232  1.0
  O  O43  1  0.750  0.464  0.768  1.0
  O  O44  1  0.250  0.227  0.340  1.0
  O  O45  1  0.750  0.773  0.660  1.0
  O  O46  1  0.250  0.413  0.024  1.0
  O  O47  1  0.750  0.587  0.976  1.0
[/CIF]
.
The structure described by LiNa2B5P2O14 crystallizes in the monoclinic P2_1/m 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(5), one O(8), one O(9), two equivalent O(1), and two equivalent O(4) atoms. In the second Na site, Na(2) is bonded in a 7-coordinate geometry to one O(10), two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms. Li(1) is bonded to one O(6), one O(7), and two equivalent O(4) atoms to form LiO4 tetrahedra that share  a cornercorner with one B(1)O4 tetrahedra,  a cornercorner with one B(2)O4 tetrahedra,  a cornercorner with one B(3)O4 tetrahedra, and corners with two equivalent P(1)O4 tetrahedra. There are five inequivalent B sites. In the first B site, B(1) is bonded to one O(5), one O(6), and two equivalent O(1) atoms to form BO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one B(3)O4 tetrahedra, and corners with two equivalent P(1)O4 tetrahedra. In the second B site, B(2) is bonded to one O(7), one O(8), and two equivalent O(3) atoms to form BO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra and corners with two equivalent P(1)O4 tetrahedra. In the third B site, B(3) is bonded to one O(6), one O(9), and two equivalent O(2) atoms to form BO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one B(1)O4 tetrahedra, and corners with two equivalent P(1)O4 tetrahedra. In the fourth B site, B(4) is bonded in a trigonal planar geometry to one O(10), one O(5), and one O(7) atom. In the fifth B site, B(5) is bonded in a trigonal planar geometry to one O(10), one O(8), and one O(9) atom. P(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form PO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one B(1)O4 tetrahedra,  a cornercorner with one B(2)O4 tetrahedra, and  a cornercorner with one B(3)O4 tetrahedra. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Na(1), one B(1), and one P(1) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Na(2), one B(3), and one P(1) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Na(2), one B(2), and one P(1) atom. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one Na(1), one Na(2), one Li(1), and one P(1) atom. In the fifth O site, O(5) is bonded in a 2-coordinate geometry to one Na(1), one B(1), and one B(4) atom. In the sixth O site, O(6) is bonded in a trigonal planar geometry to one Li(1), one B(1), and one B(3) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Li(1), one B(2), and one B(4) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Na(1), one B(2), and one B(5) atom. In the ninth O site, O(9) is bonded in a 2-coordinate geometry to one Na(1), one B(3), and one B(5) atom. In the tenth O site, O(10) is bonded in a trigonal planar geometry to one Na(2), one B(4), and one B(5) atom. is represented by the CIF file [CIF]
data_Na2LiB5(PO7)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.317
_cell_length_b   8.320
_cell_length_c   8.451
_cell_angle_alpha   64.203
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   589.757
_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
  Na  Na0  1  0.250  0.397  0.535  1.0
  Na  Na1  1  0.750  0.603  0.465  1.0
  Na  Na2  1  0.250  0.165  0.959  1.0
  Na  Na3  1  0.750  0.835  0.041  1.0
  Li  Li4  1  0.250  0.985  0.716  1.0
  Li  Li5  1  0.750  0.015  0.284  1.0
  B  B6  1  0.250  0.735  0.545  1.0
  B  B7  1  0.750  0.265  0.455  1.0
  B  B8  1  0.250  0.719  0.099  1.0
  B  B9  1  0.750  0.281  0.901  1.0
  B  B10  1  0.250  0.051  0.349  1.0
  B  B11  1  0.750  0.949  0.651  1.0
  B  B12  1  0.250  0.586  0.884  1.0
  B  B13  1  0.750  0.414  0.116  1.0
  B  B14  1  0.250  0.390  0.198  1.0
  B  B15  1  0.750  0.610  0.802  1.0
  P  P16  1  0.059  0.846  0.274  1.0
  P  P17  1  0.559  0.154  0.726  1.0
  P  P18  1  0.941  0.154  0.726  1.0
  P  P19  1  0.441  0.846  0.274  1.0
  O  O20  1  0.119  0.702  0.453  1.0
  O  O21  1  0.619  0.298  0.547  1.0
  O  O22  1  0.881  0.298  0.547  1.0
  O  O23  1  0.381  0.702  0.453  1.0
  O  O24  1  0.619  0.968  0.751  1.0
  O  O25  1  0.119  0.032  0.249  1.0
  O  O26  1  0.381  0.032  0.249  1.0
  O  O27  1  0.881  0.968  0.751  1.0
  O  O28  1  0.119  0.813  0.117  1.0
  O  O29  1  0.619  0.187  0.883  1.0
  O  O30  1  0.881  0.187  0.883  1.0
  O  O31  1  0.381  0.813  0.117  1.0
  O  O32  1  0.603  0.844  0.268  1.0
  O  O33  1  0.103  0.156  0.732  1.0
  O  O34  1  0.397  0.156  0.732  1.0
  O  O35  1  0.897  0.844  0.268  1.0
  O  O36  1  0.250  0.592  0.720  1.0
  O  O37  1  0.750  0.408  0.280  1.0
  O  O38  1  0.250  0.914  0.527  1.0
  O  O39  1  0.750  0.086  0.473  1.0
  O  O40  1  0.250  0.733  0.918  1.0
  O  O41  1  0.750  0.267  0.082  1.0
  O  O42  1  0.250  0.536  0.232  1.0
  O  O43  1  0.750  0.464  0.768  1.0
  O  O44  1  0.250  0.227  0.340  1.0
  O  O45  1  0.750  0.773  0.660  1.0
  O  O46  1  0.250  0.413  0.024  1.0
  O  O47  1  0.750  0.587  0.976  1.0
[/CIF]
.