The material described by Li2Mn(PO4)2 crystallizes in the monoclinic P2_1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded in a 3-coordinate geometry to one O(11), one O(3), and one O(8) atom. In the second Li site, Li(2) is bonded in a 5-coordinate geometry to one O(13), one O(14), one O(15), one O(7), and one O(9) atom. In the third Li site, Li(3) is bonded in a 5-coordinate geometry to one O(10), one O(15), one O(2), one O(7), and one O(9) atom. In the fourth Li site, Li(4) is bonded in a 5-coordinate geometry to one O(11), one O(12), one O(16), one O(6), and one O(8) atom. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(10), one O(12), one O(3), one O(4), and one O(5) atom to form MnO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and corners with two equivalent P(4)O4 tetrahedra. In the second Mn site, Mn(2) is bonded to one O(13), one O(14), one O(15), one O(16), one O(2), and one O(6) atom to form MnO6 octahedra that share  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, and corners with two equivalent P(2)O4 tetrahedra. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(13), one O(2), one O(3), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra and corners with two equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-47°. In the second P site, P(2) is bonded to one O(12), one O(16), one O(6), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra and corners with two equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-49°. In the third P site, P(3) is bonded to one O(1), one O(11), one O(14), and one O(5) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(2)O6 octahedra and corners with two equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-50°. In the fourth P site, P(4) is bonded to one O(10), one O(15), one O(4), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(2)O6 octahedra and corners with two equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-51°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Mn(1) and one P(3) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Li(3), one Mn(2), and one P(1) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to one Li(1), one Mn(1), and one P(1) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one Mn(1) and one P(4) atom. In the fifth O site, O(5) is bonded in a 2-coordinate geometry to one Mn(1) and one P(3) atom. In the sixth O site, O(6) is bonded in a distorted trigonal non-coplanar geometry to one Li(4), one Mn(2), and one P(2) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Li(2), one Li(3), and one P(1) atom. In the eighth O site, O(8) is bonded in a distorted T-shaped geometry to one Li(1), one Li(4), and one P(4) atom. In the ninth O site, O(9) is bonded in a distorted trigonal non-coplanar geometry to one Li(2), one Li(3), and one P(2) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Li(3), one Mn(1), and one P(4) atom. In the eleventh O site, O(11) is bonded in a trigonal planar geometry to one Li(1), one Li(4), and one P(3) atom. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Li(4), one Mn(1), and one P(2) atom. In the thirteenth O site, O(13) is bonded in a distorted trigonal planar geometry to one Li(2), one Mn(2), and one P(1) atom. In the fourteenth O site, O(14) is bonded in a trigonal planar geometry to one Li(2), one Mn(2), and one P(3) atom. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one Li(2), one Li(3), one Mn(2), and one P(4) atom. In the sixteenth O site, O(16) is bonded in a distorted T-shaped geometry to one Li(4), one Mn(2), and one P(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li2Mn(PO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   16.910
_cell_length_b   4.849
_cell_length_c   6.964
_cell_angle_alpha   84.118
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   568.008
_cell_formula_units_Z   4
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  0.613  0.939  0.705  1.0
  Li  Li1  1  0.385  0.515  0.707  1.0
  Li  Li2  1  0.113  0.061  0.295  1.0
  Li  Li3  1  0.946  0.030  0.066  1.0
  Li  Li4  1  0.193  0.548  0.113  1.0
  Li  Li5  1  0.693  0.452  0.887  1.0
  Li  Li6  1  0.885  0.485  0.293  1.0
  Li  Li7  1  0.446  0.970  0.934  1.0
  Mn  Mn8  1  0.129  0.059  0.751  1.0
  Mn  Mn9  1  0.868  0.448  0.736  1.0
  Mn  Mn10  1  0.629  0.941  0.249  1.0
  Mn  Mn11  1  0.368  0.552  0.264  1.0
  P  P12  1  0.463  0.018  0.466  1.0
  P  P13  1  0.788  0.907  0.974  1.0
  P  P14  1  0.713  0.405  0.473  1.0
  P  P15  1  0.038  0.515  0.954  1.0
  P  P16  1  0.538  0.485  0.046  1.0
  P  P17  1  0.963  0.982  0.534  1.0
  P  P18  1  0.288  0.093  0.026  1.0
  P  P19  1  0.213  0.595  0.527  1.0
  O  O20  1  0.195  0.740  0.713  1.0
  O  O21  1  0.926  0.114  0.706  1.0
  O  O22  1  0.695  0.260  0.287  1.0
  O  O23  1  0.426  0.886  0.294  1.0
  O  O24  1  0.056  0.989  0.547  1.0
  O  O25  1  0.071  0.388  0.775  1.0
  O  O26  1  0.194  0.276  0.568  1.0
  O  O27  1  0.298  0.773  0.086  1.0
  O  O28  1  0.571  0.612  0.225  1.0
  O  O29  1  0.442  0.879  0.664  1.0
  O  O30  1  0.574  0.615  0.860  1.0
  O  O31  1  0.846  0.809  0.130  1.0
  O  O32  1  0.346  0.191  0.870  1.0
  O  O33  1  0.056  0.836  0.933  1.0
  O  O34  1  0.556  0.011  0.453  1.0
  O  O35  1  0.171  0.721  0.348  1.0
  O  O36  1  0.699  0.865  0.029  1.0
  O  O37  1  0.936  0.670  0.555  1.0
  O  O38  1  0.305  0.608  0.496  1.0
  O  O39  1  0.199  0.135  0.971  1.0
  O  O40  1  0.805  0.392  0.504  1.0
  O  O41  1  0.446  0.529  0.040  1.0
  O  O42  1  0.074  0.385  0.140  1.0
  O  O43  1  0.946  0.471  0.960  1.0
  O  O44  1  0.796  0.744  0.791  1.0
  O  O45  1  0.296  0.256  0.209  1.0
  O  O46  1  0.436  0.330  0.445  1.0
  O  O47  1  0.556  0.164  0.067  1.0
  O  O48  1  0.694  0.724  0.432  1.0
  O  O49  1  0.671  0.279  0.652  1.0
  O  O50  1  0.942  0.121  0.336  1.0
  O  O51  1  0.798  0.227  0.914  1.0
[/CIF]
.
The material described by Li2Mn(PO4)2 crystallizes in the monoclinic P2_1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded in a 3-coordinate geometry to one O(11), one O(3), and one O(8) atom. In the second Li site, Li(2) is bonded in a 5-coordinate geometry to one O(13), one O(14), one O(15), one O(7), and one O(9) atom. In the third Li site, Li(3) is bonded in a 5-coordinate geometry to one O(10), one O(15), one O(2), one O(7), and one O(9) atom. In the fourth Li site, Li(4) is bonded in a 5-coordinate geometry to one O(11), one O(12), one O(16), one O(6), and one O(8) atom. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(10), one O(12), one O(3), one O(4), and one O(5) atom to form MnO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and corners with two equivalent P(4)O4 tetrahedra. In the second Mn site, Mn(2) is bonded to one O(13), one O(14), one O(15), one O(16), one O(2), and one O(6) atom to form MnO6 octahedra that share  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, and corners with two equivalent P(2)O4 tetrahedra. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(13), one O(2), one O(3), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra and corners with two equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-47°. In the second P site, P(2) is bonded to one O(12), one O(16), one O(6), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra and corners with two equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-49°. In the third P site, P(3) is bonded to one O(1), one O(11), one O(14), and one O(5) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(2)O6 octahedra and corners with two equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-50°. In the fourth P site, P(4) is bonded to one O(10), one O(15), one O(4), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(2)O6 octahedra and corners with two equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-51°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Mn(1) and one P(3) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Li(3), one Mn(2), and one P(1) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to one Li(1), one Mn(1), and one P(1) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one Mn(1) and one P(4) atom. In the fifth O site, O(5) is bonded in a 2-coordinate geometry to one Mn(1) and one P(3) atom. In the sixth O site, O(6) is bonded in a distorted trigonal non-coplanar geometry to one Li(4), one Mn(2), and one P(2) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Li(2), one Li(3), and one P(1) atom. In the eighth O site, O(8) is bonded in a distorted T-shaped geometry to one Li(1), one Li(4), and one P(4) atom. In the ninth O site, O(9) is bonded in a distorted trigonal non-coplanar geometry to one Li(2), one Li(3), and one P(2) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Li(3), one Mn(1), and one P(4) atom. In the eleventh O site, O(11) is bonded in a trigonal planar geometry to one Li(1), one Li(4), and one P(3) atom. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Li(4), one Mn(1), and one P(2) atom. In the thirteenth O site, O(13) is bonded in a distorted trigonal planar geometry to one Li(2), one Mn(2), and one P(1) atom. In the fourteenth O site, O(14) is bonded in a trigonal planar geometry to one Li(2), one Mn(2), and one P(3) atom. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one Li(2), one Li(3), one Mn(2), and one P(4) atom. In the sixteenth O site, O(16) is bonded in a distorted T-shaped geometry to one Li(4), one Mn(2), and one P(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li2Mn(PO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   16.910
_cell_length_b   4.849
_cell_length_c   6.964
_cell_angle_alpha   84.118
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   568.008
_cell_formula_units_Z   4
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  0.613  0.939  0.705  1.0
  Li  Li1  1  0.385  0.515  0.707  1.0
  Li  Li2  1  0.113  0.061  0.295  1.0
  Li  Li3  1  0.946  0.030  0.066  1.0
  Li  Li4  1  0.193  0.548  0.113  1.0
  Li  Li5  1  0.693  0.452  0.887  1.0
  Li  Li6  1  0.885  0.485  0.293  1.0
  Li  Li7  1  0.446  0.970  0.934  1.0
  Mn  Mn8  1  0.129  0.059  0.751  1.0
  Mn  Mn9  1  0.868  0.448  0.736  1.0
  Mn  Mn10  1  0.629  0.941  0.249  1.0
  Mn  Mn11  1  0.368  0.552  0.264  1.0
  P  P12  1  0.463  0.018  0.466  1.0
  P  P13  1  0.788  0.907  0.974  1.0
  P  P14  1  0.713  0.405  0.473  1.0
  P  P15  1  0.038  0.515  0.954  1.0
  P  P16  1  0.538  0.485  0.046  1.0
  P  P17  1  0.963  0.982  0.534  1.0
  P  P18  1  0.288  0.093  0.026  1.0
  P  P19  1  0.213  0.595  0.527  1.0
  O  O20  1  0.195  0.740  0.713  1.0
  O  O21  1  0.926  0.114  0.706  1.0
  O  O22  1  0.695  0.260  0.287  1.0
  O  O23  1  0.426  0.886  0.294  1.0
  O  O24  1  0.056  0.989  0.547  1.0
  O  O25  1  0.071  0.388  0.775  1.0
  O  O26  1  0.194  0.276  0.568  1.0
  O  O27  1  0.298  0.773  0.086  1.0
  O  O28  1  0.571  0.612  0.225  1.0
  O  O29  1  0.442  0.879  0.664  1.0
  O  O30  1  0.574  0.615  0.860  1.0
  O  O31  1  0.846  0.809  0.130  1.0
  O  O32  1  0.346  0.191  0.870  1.0
  O  O33  1  0.056  0.836  0.933  1.0
  O  O34  1  0.556  0.011  0.453  1.0
  O  O35  1  0.171  0.721  0.348  1.0
  O  O36  1  0.699  0.865  0.029  1.0
  O  O37  1  0.936  0.670  0.555  1.0
  O  O38  1  0.305  0.608  0.496  1.0
  O  O39  1  0.199  0.135  0.971  1.0
  O  O40  1  0.805  0.392  0.504  1.0
  O  O41  1  0.446  0.529  0.040  1.0
  O  O42  1  0.074  0.385  0.140  1.0
  O  O43  1  0.946  0.471  0.960  1.0
  O  O44  1  0.796  0.744  0.791  1.0
  O  O45  1  0.296  0.256  0.209  1.0
  O  O46  1  0.436  0.330  0.445  1.0
  O  O47  1  0.556  0.164  0.067  1.0
  O  O48  1  0.694  0.724  0.432  1.0
  O  O49  1  0.671  0.279  0.652  1.0
  O  O50  1  0.942  0.121  0.336  1.0
  O  O51  1  0.798  0.227  0.914  1.0
[/CIF]
.