The material structure described by LiMn2(PO4)3 crystallizes in the monoclinic C2/m space group. Li(1) is bonded to one O(4), one O(8), two equivalent O(2), and two equivalent O(3) atoms to form LiO6 octahedra that share corners with three equivalent P(2)O4 tetrahedra, corners with three equivalent P(3)O4 tetrahedra,  an edgeedge with one Mn(1)O6 octahedra, and  an edgeedge with one Mn(3)O6 octahedra. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(7), two equivalent O(3), and two equivalent O(5) atoms to form MnO6 octahedra that share corners with three equivalent P(1)O4 tetrahedra, corners with three equivalent P(2)O4 tetrahedra,  an edgeedge with one Li(1)O6 octahedra, and  an edgeedge with one Mn(2)O6 octahedra. In the second Mn site, Mn(2) is bonded to two equivalent O(6) and four equivalent O(5) atoms to form MnO6 octahedra that share corners with six equivalent P(1)O4 tetrahedra and edges with two equivalent Mn(1)O6 octahedra. In the third Mn site, Mn(3) is bonded to two equivalent O(9) and four equivalent O(2) atoms to form MnO6 octahedra that share corners with six equivalent P(3)O4 tetrahedra and edges with two equivalent Li(1)O6 octahedra. There are three inequivalent P sites. In the first P site, P(1) is bonded to one O(6), one O(7), and two equivalent O(5) atoms to form PO4 tetrahedra that share corners with three equivalent Mn(1)O6 octahedra and corners with three equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-54°. In the second P site, P(2) is bonded to one O(1), one O(4), and two equivalent O(3) atoms to form PO4 tetrahedra that share corners with three equivalent Li(1)O6 octahedra and corners with three equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-62°. In the third P site, P(3) is bonded to one O(8), one O(9), and two equivalent O(2) atoms to form PO4 tetrahedra that share corners with three equivalent Li(1)O6 octahedra and corners with three equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 43-58°. There are nine inequivalent O sites. In the first O site, O(8) is bonded in a bent 120 degrees geometry to one Li(1) and one P(3) atom. In the second O site, O(9) is bonded in a bent 150 degrees geometry to one Mn(3) and one P(3) atom. In the third O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one P(2) atom. In the fourth O site, O(2) is bonded in a distorted trigonal planar geometry to one Li(1), one Mn(3), and one P(3) atom. In the fifth O site, O(3) is bonded in a distorted trigonal planar geometry to one Li(1), one Mn(1), and one P(2) atom. In the sixth O site, O(4) is bonded in a bent 120 degrees geometry to one Li(1) and one P(2) atom. In the seventh O site, O(5) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(2), and one P(1) atom. In the eighth O site, O(6) is bonded in a bent 120 degrees geometry to one Mn(2) and one P(1) atom. In the ninth O site, O(7) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one P(1) atom. is represented by the CIF card [CIF]
data_LiMn2(PO4)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.729
_cell_length_b   4.729
_cell_length_c   19.302
_cell_angle_alpha   88.312
_cell_angle_beta   88.312
_cell_angle_gamma   66.826
_symmetry_Int_Tables_number   1
_cell_volume   396.628
_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  0.999  0.999  0.838  1.0
  Li  Li1  1  0.001  0.001  0.162  1.0
  Mn  Mn2  1  0.001  0.001  0.331  1.0
  Mn  Mn3  1  0.999  0.999  0.669  1.0
  Mn  Mn4  1  0.000  0.000  0.500  1.0
  Mn  Mn5  1  0.000  0.000  0.000  1.0
  P  P6  1  0.344  0.344  0.413  1.0
  P  P7  1  0.656  0.656  0.587  1.0
  P  P8  1  0.347  0.347  0.745  1.0
  P  P9  1  0.653  0.653  0.255  1.0
  P  P10  1  0.650  0.650  0.923  1.0
  P  P11  1  0.350  0.350  0.077  1.0
  O  O12  1  0.768  0.768  0.318  1.0
  O  O13  1  0.290  0.775  0.928  1.0
  O  O14  1  0.776  0.293  0.261  1.0
  O  O15  1  0.258  0.258  0.816  1.0
  O  O16  1  0.783  0.294  0.588  1.0
  O  O17  1  0.240  0.240  0.481  1.0
  O  O18  1  0.763  0.763  0.651  1.0
  O  O19  1  0.237  0.237  0.349  1.0
  O  O20  1  0.760  0.760  0.519  1.0
  O  O21  1  0.225  0.710  0.072  1.0
  O  O22  1  0.260  0.260  0.148  1.0
  O  O23  1  0.294  0.783  0.588  1.0
  O  O24  1  0.765  0.765  0.985  1.0
  O  O25  1  0.235  0.235  0.015  1.0
  O  O26  1  0.707  0.224  0.739  1.0
  O  O27  1  0.232  0.232  0.682  1.0
  O  O28  1  0.706  0.217  0.412  1.0
  O  O29  1  0.742  0.742  0.184  1.0
  O  O30  1  0.740  0.740  0.852  1.0
  O  O31  1  0.224  0.707  0.739  1.0
  O  O32  1  0.217  0.706  0.412  1.0
  O  O33  1  0.710  0.225  0.072  1.0
  O  O34  1  0.293  0.776  0.261  1.0
  O  O35  1  0.775  0.290  0.928  1.0
[/CIF]
.
The material structure described by LiMn2(PO4)3 crystallizes in the monoclinic C2/m space group. Li(1) is bonded to one O(4), one O(8), two equivalent O(2), and two equivalent O(3) atoms to form LiO6 octahedra that share corners with three equivalent P(2)O4 tetrahedra, corners with three equivalent P(3)O4 tetrahedra,  an edgeedge with one Mn(1)O6 octahedra, and  an edgeedge with one Mn(3)O6 octahedra. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(7), two equivalent O(3), and two equivalent O(5) atoms to form MnO6 octahedra that share corners with three equivalent P(1)O4 tetrahedra, corners with three equivalent P(2)O4 tetrahedra,  an edgeedge with one Li(1)O6 octahedra, and  an edgeedge with one Mn(2)O6 octahedra. In the second Mn site, Mn(2) is bonded to two equivalent O(6) and four equivalent O(5) atoms to form MnO6 octahedra that share corners with six equivalent P(1)O4 tetrahedra and edges with two equivalent Mn(1)O6 octahedra. In the third Mn site, Mn(3) is bonded to two equivalent O(9) and four equivalent O(2) atoms to form MnO6 octahedra that share corners with six equivalent P(3)O4 tetrahedra and edges with two equivalent Li(1)O6 octahedra. There are three inequivalent P sites. In the first P site, P(1) is bonded to one O(6), one O(7), and two equivalent O(5) atoms to form PO4 tetrahedra that share corners with three equivalent Mn(1)O6 octahedra and corners with three equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-54°. In the second P site, P(2) is bonded to one O(1), one O(4), and two equivalent O(3) atoms to form PO4 tetrahedra that share corners with three equivalent Li(1)O6 octahedra and corners with three equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-62°. In the third P site, P(3) is bonded to one O(8), one O(9), and two equivalent O(2) atoms to form PO4 tetrahedra that share corners with three equivalent Li(1)O6 octahedra and corners with three equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 43-58°. There are nine inequivalent O sites. In the first O site, O(8) is bonded in a bent 120 degrees geometry to one Li(1) and one P(3) atom. In the second O site, O(9) is bonded in a bent 150 degrees geometry to one Mn(3) and one P(3) atom. In the third O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one P(2) atom. In the fourth O site, O(2) is bonded in a distorted trigonal planar geometry to one Li(1), one Mn(3), and one P(3) atom. In the fifth O site, O(3) is bonded in a distorted trigonal planar geometry to one Li(1), one Mn(1), and one P(2) atom. In the sixth O site, O(4) is bonded in a bent 120 degrees geometry to one Li(1) and one P(2) atom. In the seventh O site, O(5) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(2), and one P(1) atom. In the eighth O site, O(6) is bonded in a bent 120 degrees geometry to one Mn(2) and one P(1) atom. In the ninth O site, O(7) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one P(1) atom. is represented by the CIF card [CIF]
data_LiMn2(PO4)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.729
_cell_length_b   4.729
_cell_length_c   19.302
_cell_angle_alpha   88.312
_cell_angle_beta   88.312
_cell_angle_gamma   66.826
_symmetry_Int_Tables_number   1
_cell_volume   396.628
_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  0.999  0.999  0.838  1.0
  Li  Li1  1  0.001  0.001  0.162  1.0
  Mn  Mn2  1  0.001  0.001  0.331  1.0
  Mn  Mn3  1  0.999  0.999  0.669  1.0
  Mn  Mn4  1  0.000  0.000  0.500  1.0
  Mn  Mn5  1  0.000  0.000  0.000  1.0
  P  P6  1  0.344  0.344  0.413  1.0
  P  P7  1  0.656  0.656  0.587  1.0
  P  P8  1  0.347  0.347  0.745  1.0
  P  P9  1  0.653  0.653  0.255  1.0
  P  P10  1  0.650  0.650  0.923  1.0
  P  P11  1  0.350  0.350  0.077  1.0
  O  O12  1  0.768  0.768  0.318  1.0
  O  O13  1  0.290  0.775  0.928  1.0
  O  O14  1  0.776  0.293  0.261  1.0
  O  O15  1  0.258  0.258  0.816  1.0
  O  O16  1  0.783  0.294  0.588  1.0
  O  O17  1  0.240  0.240  0.481  1.0
  O  O18  1  0.763  0.763  0.651  1.0
  O  O19  1  0.237  0.237  0.349  1.0
  O  O20  1  0.760  0.760  0.519  1.0
  O  O21  1  0.225  0.710  0.072  1.0
  O  O22  1  0.260  0.260  0.148  1.0
  O  O23  1  0.294  0.783  0.588  1.0
  O  O24  1  0.765  0.765  0.985  1.0
  O  O25  1  0.235  0.235  0.015  1.0
  O  O26  1  0.707  0.224  0.739  1.0
  O  O27  1  0.232  0.232  0.682  1.0
  O  O28  1  0.706  0.217  0.412  1.0
  O  O29  1  0.742  0.742  0.184  1.0
  O  O30  1  0.740  0.740  0.852  1.0
  O  O31  1  0.224  0.707  0.739  1.0
  O  O32  1  0.217  0.706  0.412  1.0
  O  O33  1  0.710  0.225  0.072  1.0
  O  O34  1  0.293  0.776  0.261  1.0
  O  O35  1  0.775  0.290  0.928  1.0
[/CIF]
.