The structure described by LiCr(PO3)4 crystallizes in the monoclinic P2_1 space group. Li(1) is bonded in a 3-coordinate geometry to one O(6), one O(8), and one O(9) atom. Cr(1) is bonded to one O(11), one O(12), one O(2), one O(3), one O(4), and one O(9) atom to form CrO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and corners with two equivalent P(3)O4 tetrahedra. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(3), one O(5), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra, and  a cornercorner with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles are 50°. In the second P site, P(2) is bonded to one O(1), one O(2), one O(4), and one O(7) atom to form PO4 tetrahedra that share corners with two equivalent Cr(1)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 36-37°. In the third P site, P(3) is bonded to one O(10), one O(12), one O(5), and one O(9) atom to form PO4 tetrahedra that share corners with two equivalent Cr(1)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 30-50°. In the fourth P site, P(4) is bonded to one O(10), one O(11), one O(7), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra, and  a cornercorner with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles are 40°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one P(1) and one P(2) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Cr(1) and one P(2) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Cr(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one Cr(1) and one P(2) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one P(1) and one P(3) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Li(1) and one P(1) atom. In the seventh O site, O(7) is bonded in a distorted bent 150 degrees geometry to one P(2) and one P(4) atom. In the eighth O site, O(8) is bonded in a water-like geometry to one Li(1) and one P(4) atom. In the ninth O site, O(9) is bonded in a distorted trigonal planar geometry to one Li(1), one Cr(1), and one P(3) atom. In the tenth O site, O(10) is bonded in a distorted bent 150 degrees geometry to one P(3) and one P(4) atom. In the eleventh O site, O(11) is bonded in a bent 150 degrees geometry to one Cr(1) and one P(4) atom. In the twelfth O site, O(12) is bonded in a distorted bent 150 degrees geometry to one Cr(1) and one P(3) atom. is represented by the CIF file [CIF]
data_LiCr(PO3)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.685
_cell_length_b   6.869
_cell_length_c   7.299
_cell_angle_alpha   83.855
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   432.945
_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  0.298  0.673  0.694  1.0
  Li  Li1  1  0.798  0.327  0.306  1.0
  Cr  Cr2  1  0.931  0.758  0.240  1.0
  Cr  Cr3  1  0.431  0.242  0.760  1.0
  P  P4  1  0.367  0.019  0.411  1.0
  P  P5  1  0.583  0.921  0.089  1.0
  P  P6  1  0.730  0.591  0.602  1.0
  P  P7  1  0.395  0.562  0.057  1.0
  P  P8  1  0.895  0.438  0.943  1.0
  P  P9  1  0.230  0.409  0.398  1.0
  P  P10  1  0.083  0.079  0.911  1.0
  P  P11  1  0.867  0.981  0.589  1.0
  O  O12  1  0.958  0.998  0.778  1.0
  O  O13  1  0.560  0.031  0.902  1.0
  O  O14  1  0.976  0.890  0.461  1.0
  O  O15  1  0.742  0.923  0.173  1.0
  O  O16  1  0.736  0.815  0.650  1.0
  O  O17  1  0.293  0.830  0.473  1.0
  O  O18  1  0.548  0.691  0.079  1.0
  O  O19  1  0.274  0.679  0.953  1.0
  O  O20  1  0.778  0.585  0.402  1.0
  O  O21  1  0.865  0.490  0.725  1.0
  O  O22  1  0.938  0.629  0.012  1.0
  O  O23  1  0.576  0.505  0.657  1.0
  O  O24  1  0.076  0.495  0.343  1.0
  O  O25  1  0.438  0.371  0.988  1.0
  O  O26  1  0.365  0.510  0.275  1.0
  O  O27  1  0.278  0.415  0.598  1.0
  O  O28  1  0.774  0.321  0.047  1.0
  O  O29  1  0.048  0.309  0.921  1.0
  O  O30  1  0.793  0.170  0.527  1.0
  O  O31  1  0.236  0.185  0.350  1.0
  O  O32  1  0.242  0.077  0.827  1.0
  O  O33  1  0.476  0.110  0.539  1.0
  O  O34  1  0.060  0.969  0.098  1.0
  O  O35  1  0.458  0.002  0.222  1.0
[/CIF]
.
The structure described by LiCr(PO3)4 crystallizes in the monoclinic P2_1 space group. Li(1) is bonded in a 3-coordinate geometry to one O(6), one O(8), and one O(9) atom. Cr(1) is bonded to one O(11), one O(12), one O(2), one O(3), one O(4), and one O(9) atom to form CrO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and corners with two equivalent P(3)O4 tetrahedra. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(3), one O(5), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra, and  a cornercorner with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles are 50°. In the second P site, P(2) is bonded to one O(1), one O(2), one O(4), and one O(7) atom to form PO4 tetrahedra that share corners with two equivalent Cr(1)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 36-37°. In the third P site, P(3) is bonded to one O(10), one O(12), one O(5), and one O(9) atom to form PO4 tetrahedra that share corners with two equivalent Cr(1)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 30-50°. In the fourth P site, P(4) is bonded to one O(10), one O(11), one O(7), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra, and  a cornercorner with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles are 40°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one P(1) and one P(2) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Cr(1) and one P(2) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Cr(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one Cr(1) and one P(2) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one P(1) and one P(3) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Li(1) and one P(1) atom. In the seventh O site, O(7) is bonded in a distorted bent 150 degrees geometry to one P(2) and one P(4) atom. In the eighth O site, O(8) is bonded in a water-like geometry to one Li(1) and one P(4) atom. In the ninth O site, O(9) is bonded in a distorted trigonal planar geometry to one Li(1), one Cr(1), and one P(3) atom. In the tenth O site, O(10) is bonded in a distorted bent 150 degrees geometry to one P(3) and one P(4) atom. In the eleventh O site, O(11) is bonded in a bent 150 degrees geometry to one Cr(1) and one P(4) atom. In the twelfth O site, O(12) is bonded in a distorted bent 150 degrees geometry to one Cr(1) and one P(3) atom. is represented by the CIF file [CIF]
data_LiCr(PO3)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.685
_cell_length_b   6.869
_cell_length_c   7.299
_cell_angle_alpha   83.855
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   432.945
_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  0.298  0.673  0.694  1.0
  Li  Li1  1  0.798  0.327  0.306  1.0
  Cr  Cr2  1  0.931  0.758  0.240  1.0
  Cr  Cr3  1  0.431  0.242  0.760  1.0
  P  P4  1  0.367  0.019  0.411  1.0
  P  P5  1  0.583  0.921  0.089  1.0
  P  P6  1  0.730  0.591  0.602  1.0
  P  P7  1  0.395  0.562  0.057  1.0
  P  P8  1  0.895  0.438  0.943  1.0
  P  P9  1  0.230  0.409  0.398  1.0
  P  P10  1  0.083  0.079  0.911  1.0
  P  P11  1  0.867  0.981  0.589  1.0
  O  O12  1  0.958  0.998  0.778  1.0
  O  O13  1  0.560  0.031  0.902  1.0
  O  O14  1  0.976  0.890  0.461  1.0
  O  O15  1  0.742  0.923  0.173  1.0
  O  O16  1  0.736  0.815  0.650  1.0
  O  O17  1  0.293  0.830  0.473  1.0
  O  O18  1  0.548  0.691  0.079  1.0
  O  O19  1  0.274  0.679  0.953  1.0
  O  O20  1  0.778  0.585  0.402  1.0
  O  O21  1  0.865  0.490  0.725  1.0
  O  O22  1  0.938  0.629  0.012  1.0
  O  O23  1  0.576  0.505  0.657  1.0
  O  O24  1  0.076  0.495  0.343  1.0
  O  O25  1  0.438  0.371  0.988  1.0
  O  O26  1  0.365  0.510  0.275  1.0
  O  O27  1  0.278  0.415  0.598  1.0
  O  O28  1  0.774  0.321  0.047  1.0
  O  O29  1  0.048  0.309  0.921  1.0
  O  O30  1  0.793  0.170  0.527  1.0
  O  O31  1  0.236  0.185  0.350  1.0
  O  O32  1  0.242  0.077  0.827  1.0
  O  O33  1  0.476  0.110  0.539  1.0
  O  O34  1  0.060  0.969  0.098  1.0
  O  O35  1  0.458  0.002  0.222  1.0
[/CIF]
.