The crystal structure described by Li3Sb3(PO4)4 crystallizes in the triclinic P-1 space group. There are three inequivalent Li sites. In the first Li site, Li(1) is bonded in a distorted see-saw-like geometry to one O(12), one O(13), one O(5), and one O(8) atom. In the second Li site, Li(2) is bonded in a distorted trigonal planar geometry to one O(11) and two equivalent O(16) atoms. In the third Li site, Li(3) is bonded to one O(11), one O(14), one O(15), and one O(7) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, and corners with two equivalent P(1)O4 tetrahedra. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a distorted rectangular see-saw-like geometry to one O(3), one O(4), one O(5), and one O(9) atom. In the second Sb site, Sb(2) is bonded in a 5-coordinate geometry to one O(1), one O(14), one O(15), one O(6), and one O(8) atom. In the third Sb site, Sb(3) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(10), one O(2), and one O(7) atom. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(11), one O(4), one O(5), and one O(7) atom to form PO4 tetrahedra that share corners with two equivalent Li(3)O4 trigonal pyramids. In the second P site, P(2) is bonded to one O(1), one O(12), one O(15), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Li(3)O4 trigonal pyramid. In the third P site, P(3) is bonded in a tetrahedral geometry to one O(10), one O(16), one O(2), and one O(8) atom. In the fourth P site, P(4) is bonded to one O(13), one O(14), one O(3), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Li(3)O4 trigonal pyramid. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Sb(2), one Sb(3), and one P(2) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Sb(3) and one P(3) atom. In the third O site, O(3) is bonded in a distorted water-like geometry to one Sb(1) and one P(4) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Sb(1) and one P(1) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Li(1), one Sb(1), and one P(1) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Sb(2) and one P(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Li(3), one Sb(3), and one P(1) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one Li(1), one Sb(2), and one P(3) atom. In the ninth O site, O(9) is bonded in a distorted bent 150 degrees geometry to one Sb(1) and one P(4) atom. In the tenth O site, O(10) is bonded in a distorted bent 120 degrees geometry to one Sb(3) and one P(3) atom. In the eleventh O site, O(11) is bonded in a trigonal planar geometry to one Li(2), one Li(3), and one P(1) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Li(1) and one P(2) atom. In the thirteenth O site, O(13) is bonded in a distorted bent 120 degrees geometry to one Li(1) and one P(4) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal non-coplanar geometry to one Li(3), one Sb(2), and one P(4) atom. In the fifteenth O site, O(15) is bonded in a 3-coordinate geometry to one Li(3), one Sb(2), and one P(2) atom. In the sixteenth O site, O(16) is bonded in a distorted trigonal planar geometry to two equivalent Li(2) and one P(3) atom. is represented by the CIF file [CIF]
data_Li3Sb3(PO4)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.659
_cell_length_b   9.118
_cell_length_c   10.653
_cell_angle_alpha   107.756
_cell_angle_beta   106.059
_cell_angle_gamma   111.241
_symmetry_Int_Tables_number   1
_cell_volume   749.447
_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
  Li  Li0  1  0.439  0.022  0.764  1.0
  Li  Li1  1  0.433  0.478  0.851  1.0
  Li  Li2  1  0.350  0.306  0.292  1.0
  Li  Li3  1  0.650  0.694  0.708  1.0
  Li  Li4  1  0.567  0.522  0.149  1.0
  Li  Li5  1  0.561  0.978  0.236  1.0
  Sb  Sb6  1  0.034  0.793  0.554  1.0
  Sb  Sb7  1  0.119  0.875  0.153  1.0
  Sb  Sb8  1  0.070  0.485  0.250  1.0
  Sb  Sb9  1  0.930  0.515  0.750  1.0
  Sb  Sb10  1  0.881  0.125  0.847  1.0
  Sb  Sb11  1  0.966  0.207  0.446  1.0
  P  P12  1  0.282  0.566  0.585  1.0
  P  P13  1  0.176  0.984  0.922  1.0
  P  P14  1  0.270  0.600  0.059  1.0
  P  P15  1  0.253  0.072  0.493  1.0
  P  P16  1  0.747  0.928  0.507  1.0
  P  P17  1  0.730  0.400  0.941  1.0
  P  P18  1  0.824  0.016  0.078  1.0
  P  P19  1  0.718  0.434  0.415  1.0
  O  O20  1  0.043  0.786  0.880  1.0
  O  O21  1  0.104  0.505  0.917  1.0
  O  O22  1  0.118  0.864  0.412  1.0
  O  O23  1  0.118  0.460  0.603  1.0
  O  O24  1  0.283  0.740  0.598  1.0
  O  O25  1  0.078  0.061  0.849  1.0
  O  O26  1  0.245  0.445  0.423  1.0
  O  O27  1  0.321  0.798  0.136  1.0
  O  O28  1  0.162  0.172  0.545  1.0
  O  O29  1  0.230  0.505  0.158  1.0
  O  O30  1  0.430  0.583  0.699  1.0
  O  O31  1  0.316  0.996  0.884  1.0
  O  O32  1  0.400  0.118  0.621  1.0
  O  O33  1  0.717  0.902  0.639  1.0
  O  O34  1  0.227  0.071  0.094  1.0
  O  O35  1  0.596  0.432  0.972  1.0
  O  O36  1  0.404  0.568  0.028  1.0
  O  O37  1  0.773  0.929  0.906  1.0
  O  O38  1  0.283  0.098  0.361  1.0
  O  O39  1  0.600  0.882  0.379  1.0
  O  O40  1  0.684  0.004  0.116  1.0
  O  O41  1  0.570  0.417  0.301  1.0
  O  O42  1  0.770  0.495  0.842  1.0
  O  O43  1  0.838  0.828  0.455  1.0
  O  O44  1  0.679  0.202  0.864  1.0
  O  O45  1  0.755  0.555  0.577  1.0
  O  O46  1  0.922  0.939  0.151  1.0
  O  O47  1  0.717  0.260  0.402  1.0
  O  O48  1  0.882  0.540  0.397  1.0
  O  O49  1  0.882  0.136  0.588  1.0
  O  O50  1  0.896  0.495  0.083  1.0
  O  O51  1  0.957  0.214  0.120  1.0
[/CIF]
.
The crystal structure described by Li3Sb3(PO4)4 crystallizes in the triclinic P-1 space group. There are three inequivalent Li sites. In the first Li site, Li(1) is bonded in a distorted see-saw-like geometry to one O(12), one O(13), one O(5), and one O(8) atom. In the second Li site, Li(2) is bonded in a distorted trigonal planar geometry to one O(11) and two equivalent O(16) atoms. In the third Li site, Li(3) is bonded to one O(11), one O(14), one O(15), and one O(7) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, and corners with two equivalent P(1)O4 tetrahedra. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a distorted rectangular see-saw-like geometry to one O(3), one O(4), one O(5), and one O(9) atom. In the second Sb site, Sb(2) is bonded in a 5-coordinate geometry to one O(1), one O(14), one O(15), one O(6), and one O(8) atom. In the third Sb site, Sb(3) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(10), one O(2), and one O(7) atom. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(11), one O(4), one O(5), and one O(7) atom to form PO4 tetrahedra that share corners with two equivalent Li(3)O4 trigonal pyramids. In the second P site, P(2) is bonded to one O(1), one O(12), one O(15), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Li(3)O4 trigonal pyramid. In the third P site, P(3) is bonded in a tetrahedral geometry to one O(10), one O(16), one O(2), and one O(8) atom. In the fourth P site, P(4) is bonded to one O(13), one O(14), one O(3), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Li(3)O4 trigonal pyramid. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Sb(2), one Sb(3), and one P(2) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Sb(3) and one P(3) atom. In the third O site, O(3) is bonded in a distorted water-like geometry to one Sb(1) and one P(4) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Sb(1) and one P(1) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Li(1), one Sb(1), and one P(1) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Sb(2) and one P(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Li(3), one Sb(3), and one P(1) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one Li(1), one Sb(2), and one P(3) atom. In the ninth O site, O(9) is bonded in a distorted bent 150 degrees geometry to one Sb(1) and one P(4) atom. In the tenth O site, O(10) is bonded in a distorted bent 120 degrees geometry to one Sb(3) and one P(3) atom. In the eleventh O site, O(11) is bonded in a trigonal planar geometry to one Li(2), one Li(3), and one P(1) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Li(1) and one P(2) atom. In the thirteenth O site, O(13) is bonded in a distorted bent 120 degrees geometry to one Li(1) and one P(4) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal non-coplanar geometry to one Li(3), one Sb(2), and one P(4) atom. In the fifteenth O site, O(15) is bonded in a 3-coordinate geometry to one Li(3), one Sb(2), and one P(2) atom. In the sixteenth O site, O(16) is bonded in a distorted trigonal planar geometry to two equivalent Li(2) and one P(3) atom. is represented by the CIF file [CIF]
data_Li3Sb3(PO4)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.659
_cell_length_b   9.118
_cell_length_c   10.653
_cell_angle_alpha   107.756
_cell_angle_beta   106.059
_cell_angle_gamma   111.241
_symmetry_Int_Tables_number   1
_cell_volume   749.447
_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
  Li  Li0  1  0.439  0.022  0.764  1.0
  Li  Li1  1  0.433  0.478  0.851  1.0
  Li  Li2  1  0.350  0.306  0.292  1.0
  Li  Li3  1  0.650  0.694  0.708  1.0
  Li  Li4  1  0.567  0.522  0.149  1.0
  Li  Li5  1  0.561  0.978  0.236  1.0
  Sb  Sb6  1  0.034  0.793  0.554  1.0
  Sb  Sb7  1  0.119  0.875  0.153  1.0
  Sb  Sb8  1  0.070  0.485  0.250  1.0
  Sb  Sb9  1  0.930  0.515  0.750  1.0
  Sb  Sb10  1  0.881  0.125  0.847  1.0
  Sb  Sb11  1  0.966  0.207  0.446  1.0
  P  P12  1  0.282  0.566  0.585  1.0
  P  P13  1  0.176  0.984  0.922  1.0
  P  P14  1  0.270  0.600  0.059  1.0
  P  P15  1  0.253  0.072  0.493  1.0
  P  P16  1  0.747  0.928  0.507  1.0
  P  P17  1  0.730  0.400  0.941  1.0
  P  P18  1  0.824  0.016  0.078  1.0
  P  P19  1  0.718  0.434  0.415  1.0
  O  O20  1  0.043  0.786  0.880  1.0
  O  O21  1  0.104  0.505  0.917  1.0
  O  O22  1  0.118  0.864  0.412  1.0
  O  O23  1  0.118  0.460  0.603  1.0
  O  O24  1  0.283  0.740  0.598  1.0
  O  O25  1  0.078  0.061  0.849  1.0
  O  O26  1  0.245  0.445  0.423  1.0
  O  O27  1  0.321  0.798  0.136  1.0
  O  O28  1  0.162  0.172  0.545  1.0
  O  O29  1  0.230  0.505  0.158  1.0
  O  O30  1  0.430  0.583  0.699  1.0
  O  O31  1  0.316  0.996  0.884  1.0
  O  O32  1  0.400  0.118  0.621  1.0
  O  O33  1  0.717  0.902  0.639  1.0
  O  O34  1  0.227  0.071  0.094  1.0
  O  O35  1  0.596  0.432  0.972  1.0
  O  O36  1  0.404  0.568  0.028  1.0
  O  O37  1  0.773  0.929  0.906  1.0
  O  O38  1  0.283  0.098  0.361  1.0
  O  O39  1  0.600  0.882  0.379  1.0
  O  O40  1  0.684  0.004  0.116  1.0
  O  O41  1  0.570  0.417  0.301  1.0
  O  O42  1  0.770  0.495  0.842  1.0
  O  O43  1  0.838  0.828  0.455  1.0
  O  O44  1  0.679  0.202  0.864  1.0
  O  O45  1  0.755  0.555  0.577  1.0
  O  O46  1  0.922  0.939  0.151  1.0
  O  O47  1  0.717  0.260  0.402  1.0
  O  O48  1  0.882  0.540  0.397  1.0
  O  O49  1  0.882  0.136  0.588  1.0
  O  O50  1  0.896  0.495  0.083  1.0
  O  O51  1  0.957  0.214  0.120  1.0
[/CIF]
.