The structure described by Li7Mn(PO4)4 is Hausmannite-derived structured and crystallizes in the monoclinic Pm space group. There are five inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom to form distorted LiO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra,  an edgeedge with one P(2)O4 tetrahedra, and  an edgeedge with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-73°. In the second Li site, Li(2) is bonded to one O(3), one O(7), two equivalent O(11), and two equivalent O(5) atoms to form distorted LiO6 octahedra that share corners with four equivalent Li(1)O6 octahedra, corners with four equivalent Li(5)O6 octahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, edges with two equivalent Li(3)O6 octahedra, and  an edgeedge with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 55-66°. In the third Li site, Li(3) is bonded to one O(1), one O(10), one O(11), one O(12), one O(2), and one O(3) atom to form distorted LiO6 octahedra that share corners with two equivalent Li(5)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra, edges with two equivalent Li(3)O6 octahedra,  an edgeedge with one P(1)O4 tetrahedra, and  an edgeedge with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 53-67°. In the fourth Li site, Li(4) is bonded to one O(10), one O(6), two equivalent O(2), and two equivalent O(8) atoms to form LiO6 octahedra that share corners with four equivalent Li(1)O6 octahedra, corners with four equivalent Mn(1)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, edges with two equivalent Li(3)O6 octahedra, and  an edgeedge with one P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 46-73°. In the fifth Li site, Li(5) is bonded to one O(1), one O(9), two equivalent O(11), and two equivalent O(5) atoms to form distorted LiO6 octahedra that share corners with four equivalent Li(2)O6 octahedra, corners with four equivalent Li(3)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra, edges with two equivalent Li(1)O6 octahedra, and  an edgeedge with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 55-67°. Mn(1) is bonded to one O(12), one O(4), two equivalent O(2), and two equivalent O(8) atoms to form MnO6 octahedra that share corners with four equivalent Li(3)O6 octahedra, corners with four equivalent Li(4)O6 octahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, edges with two equivalent Li(1)O6 octahedra, and  an edgeedge with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 46-65°. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(10), and two equivalent O(2) atoms to form PO4 tetrahedra that share  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Li(5)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra, and edges with two equivalent Li(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-60°. In the second P site, P(2) is bonded to one O(6), one O(9), and two equivalent O(5) atoms to form PO4 tetrahedra that share  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Li(5)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra, and edges with two equivalent Li(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-60°. In the third P site, P(3) is bonded to one O(4), one O(7), and two equivalent O(8) atoms to form PO4 tetrahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra, and edges with two equivalent Li(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-61°. In the fourth P site, P(4) is bonded to one O(12), one O(3), and two equivalent O(11) atoms to form PO4 tetrahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Li(5)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra, and edges with two equivalent Li(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-63°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted rectangular see-saw-like geometry to one Li(5), two equivalent Li(3), and one P(1) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Li(4), one Mn(1), and one P(1) atom. In the third O site, O(3) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), two equivalent Li(3), and one P(4) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to two equivalent Li(1), one Mn(1), and one P(3) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Li(1), one Li(2), one Li(5), and one P(2) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(4), two equivalent Li(1), and one P(2) atom. In the seventh O site, O(7) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), two equivalent Li(1), and one P(3) atom. In the eighth O site, O(8) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Li(4), one Mn(1), and one P(3) atom. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Li(5), two equivalent Li(1), and one P(2) atom. In the tenth O site, O(10) is bonded in a distorted tetrahedral geometry to one Li(4), two equivalent Li(3), and one P(1) atom. In the eleventh O site, O(11) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Li(3), one Li(5), and one P(4) atom. In the twelfth O site, O(12) is bonded in a rectangular see-saw-like geometry to two equivalent Li(3), one Mn(1), and one P(4) atom. is represented by the CIF card [CIF]
data_Li7Mn(PO4)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.763
_cell_length_b   10.221
_cell_length_c   5.951
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.176
_symmetry_Int_Tables_number   1
_cell_volume   289.691
_cell_formula_units_Z   1
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  0.987  0.017  0.012  1.0
  Li  Li1  1  0.987  0.017  0.488  1.0
  Li  Li2  1  0.478  0.224  0.750  1.0
  Li  Li3  1  0.498  0.489  0.488  1.0
  Li  Li4  1  0.498  0.489  0.012  1.0
  Li  Li5  1  0.524  0.776  0.250  1.0
  Li  Li6  1  0.974  0.280  0.250  1.0
  Mn  Mn7  1  0.009  0.720  0.750  1.0
  P  P8  1  0.061  0.594  0.250  1.0
  P  P9  1  0.428  0.093  0.250  1.0
  P  P10  1  0.588  0.896  0.750  1.0
  P  P11  1  0.930  0.411  0.750  1.0
  O  O12  1  0.204  0.460  0.250  1.0
  O  O13  1  0.193  0.669  0.037  1.0
  O  O14  1  0.193  0.669  0.463  1.0
  O  O15  1  0.250  0.415  0.750  1.0
  O  O16  1  0.264  0.883  0.750  1.0
  O  O17  1  0.293  0.161  0.041  1.0
  O  O18  1  0.293  0.161  0.459  1.0
  O  O19  1  0.307  0.951  0.250  1.0
  O  O20  1  0.690  0.037  0.750  1.0
  O  O21  1  0.736  0.821  0.550  1.0
  O  O22  1  0.736  0.821  0.950  1.0
  O  O23  1  0.748  0.095  0.250  1.0
  O  O24  1  0.742  0.596  0.250  1.0
  O  O25  1  0.795  0.348  0.542  1.0
  O  O26  1  0.795  0.348  0.958  1.0
  O  O27  1  0.801  0.559  0.750  1.0
[/CIF]
.
The structure described by Li7Mn(PO4)4 is Hausmannite-derived structured and crystallizes in the monoclinic Pm space group. There are five inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom to form distorted LiO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra,  an edgeedge with one P(2)O4 tetrahedra, and  an edgeedge with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-73°. In the second Li site, Li(2) is bonded to one O(3), one O(7), two equivalent O(11), and two equivalent O(5) atoms to form distorted LiO6 octahedra that share corners with four equivalent Li(1)O6 octahedra, corners with four equivalent Li(5)O6 octahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, edges with two equivalent Li(3)O6 octahedra, and  an edgeedge with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 55-66°. In the third Li site, Li(3) is bonded to one O(1), one O(10), one O(11), one O(12), one O(2), and one O(3) atom to form distorted LiO6 octahedra that share corners with two equivalent Li(5)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra, edges with two equivalent Li(3)O6 octahedra,  an edgeedge with one P(1)O4 tetrahedra, and  an edgeedge with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 53-67°. In the fourth Li site, Li(4) is bonded to one O(10), one O(6), two equivalent O(2), and two equivalent O(8) atoms to form LiO6 octahedra that share corners with four equivalent Li(1)O6 octahedra, corners with four equivalent Mn(1)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, edges with two equivalent Li(3)O6 octahedra, and  an edgeedge with one P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 46-73°. In the fifth Li site, Li(5) is bonded to one O(1), one O(9), two equivalent O(11), and two equivalent O(5) atoms to form distorted LiO6 octahedra that share corners with four equivalent Li(2)O6 octahedra, corners with four equivalent Li(3)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra, edges with two equivalent Li(1)O6 octahedra, and  an edgeedge with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 55-67°. Mn(1) is bonded to one O(12), one O(4), two equivalent O(2), and two equivalent O(8) atoms to form MnO6 octahedra that share corners with four equivalent Li(3)O6 octahedra, corners with four equivalent Li(4)O6 octahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, edges with two equivalent Li(1)O6 octahedra, and  an edgeedge with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 46-65°. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(10), and two equivalent O(2) atoms to form PO4 tetrahedra that share  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Li(5)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra, and edges with two equivalent Li(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-60°. In the second P site, P(2) is bonded to one O(6), one O(9), and two equivalent O(5) atoms to form PO4 tetrahedra that share  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Li(5)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra, and edges with two equivalent Li(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-60°. In the third P site, P(3) is bonded to one O(4), one O(7), and two equivalent O(8) atoms to form PO4 tetrahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra, and edges with two equivalent Li(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-61°. In the fourth P site, P(4) is bonded to one O(12), one O(3), and two equivalent O(11) atoms to form PO4 tetrahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Li(5)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra, and edges with two equivalent Li(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-63°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted rectangular see-saw-like geometry to one Li(5), two equivalent Li(3), and one P(1) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Li(4), one Mn(1), and one P(1) atom. In the third O site, O(3) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), two equivalent Li(3), and one P(4) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to two equivalent Li(1), one Mn(1), and one P(3) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Li(1), one Li(2), one Li(5), and one P(2) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(4), two equivalent Li(1), and one P(2) atom. In the seventh O site, O(7) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), two equivalent Li(1), and one P(3) atom. In the eighth O site, O(8) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Li(4), one Mn(1), and one P(3) atom. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Li(5), two equivalent Li(1), and one P(2) atom. In the tenth O site, O(10) is bonded in a distorted tetrahedral geometry to one Li(4), two equivalent Li(3), and one P(1) atom. In the eleventh O site, O(11) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Li(3), one Li(5), and one P(4) atom. In the twelfth O site, O(12) is bonded in a rectangular see-saw-like geometry to two equivalent Li(3), one Mn(1), and one P(4) atom. is represented by the CIF card [CIF]
data_Li7Mn(PO4)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.763
_cell_length_b   10.221
_cell_length_c   5.951
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.176
_symmetry_Int_Tables_number   1
_cell_volume   289.691
_cell_formula_units_Z   1
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  0.987  0.017  0.012  1.0
  Li  Li1  1  0.987  0.017  0.488  1.0
  Li  Li2  1  0.478  0.224  0.750  1.0
  Li  Li3  1  0.498  0.489  0.488  1.0
  Li  Li4  1  0.498  0.489  0.012  1.0
  Li  Li5  1  0.524  0.776  0.250  1.0
  Li  Li6  1  0.974  0.280  0.250  1.0
  Mn  Mn7  1  0.009  0.720  0.750  1.0
  P  P8  1  0.061  0.594  0.250  1.0
  P  P9  1  0.428  0.093  0.250  1.0
  P  P10  1  0.588  0.896  0.750  1.0
  P  P11  1  0.930  0.411  0.750  1.0
  O  O12  1  0.204  0.460  0.250  1.0
  O  O13  1  0.193  0.669  0.037  1.0
  O  O14  1  0.193  0.669  0.463  1.0
  O  O15  1  0.250  0.415  0.750  1.0
  O  O16  1  0.264  0.883  0.750  1.0
  O  O17  1  0.293  0.161  0.041  1.0
  O  O18  1  0.293  0.161  0.459  1.0
  O  O19  1  0.307  0.951  0.250  1.0
  O  O20  1  0.690  0.037  0.750  1.0
  O  O21  1  0.736  0.821  0.550  1.0
  O  O22  1  0.736  0.821  0.950  1.0
  O  O23  1  0.748  0.095  0.250  1.0
  O  O24  1  0.742  0.596  0.250  1.0
  O  O25  1  0.795  0.348  0.542  1.0
  O  O26  1  0.795  0.348  0.958  1.0
  O  O27  1  0.801  0.559  0.750  1.0
[/CIF]
.