The crystal structure described by LiCo2(PO4)2 crystallizes in the monoclinic Pc space group. Li(1) is bonded to one O(2), one O(4), one O(6), and one O(7) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Co(2)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with three equivalent Co(1)O4 tetrahedra, and corners with three equivalent P(1)O4 tetrahedra. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(2), one O(5), one O(6), and one O(7) atom to form CoO4 tetrahedra that share corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and corners with three equivalent Li(1)O4 trigonal pyramids. In the second Co site, Co(2) is bonded to one O(1), one O(3), one O(4), and one O(8) atom to form CoO4 tetrahedra that share corners with two equivalent P(2)O4 tetrahedra,  a cornercorner with one Li(1)O4 trigonal pyramid, and  an edgeedge with one P(1)O4 tetrahedra. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(2), one O(4), one O(7), and one O(8) atom to form PO4 tetrahedra that share corners with two equivalent Co(1)O4 tetrahedra, corners with three equivalent Li(1)O4 trigonal pyramids, and  an edgeedge with one Co(2)O4 tetrahedra. In the second P site, P(2) is bonded to one O(1), one O(3), one O(5), and one O(6) atom to form PO4 tetrahedra that share corners with two equivalent Co(1)O4 tetrahedra, corners with two equivalent Co(2)O4 tetrahedra, and  a cornercorner with one Li(1)O4 trigonal pyramid. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Co(2) and one P(2) atom. In the second O site, O(2) is bonded in a trigonal planar geometry to one Li(1), one Co(1), and one P(1) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Co(2) and one P(2) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Li(1), one Co(2), and one P(1) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Co(1) and one P(2) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Li(1), one Co(1), and one P(2) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Li(1), one Co(1), and one P(1) atom. In the eighth O site, O(8) is bonded in an L-shaped geometry to one Co(2) and one P(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_LiCo2(PO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.485
_cell_length_b   7.786
_cell_length_c   8.539
_cell_angle_alpha   103.721
_cell_angle_beta   90.007
_cell_angle_gamma   89.999
_symmetry_Int_Tables_number   1
_cell_volume   354.291
_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  0.838  0.371  0.399  1.0
  Li  Li1  1  0.162  0.371  0.899  1.0
  Co  Co2  1  0.344  0.499  0.279  1.0
  Co  Co3  1  0.656  0.498  0.779  1.0
  Co  Co4  1  0.849  0.966  0.069  1.0
  Co  Co5  1  0.152  0.966  0.569  1.0
  P  P6  1  0.660  0.251  0.021  1.0
  P  P7  1  0.340  0.251  0.521  1.0
  P  P8  1  0.840  0.736  0.316  1.0
  P  P9  1  0.160  0.736  0.816  1.0
  O  O10  1  0.140  0.892  0.972  1.0
  O  O11  1  0.860  0.892  0.472  1.0
  O  O12  1  0.403  0.329  0.066  1.0
  O  O13  1  0.597  0.329  0.566  1.0
  O  O14  1  0.719  0.815  0.182  1.0
  O  O15  1  0.281  0.815  0.682  1.0
  O  O16  1  0.807  0.223  0.173  1.0
  O  O17  1  0.193  0.223  0.673  1.0
  O  O18  1  0.094  0.667  0.263  1.0
  O  O19  1  0.906  0.667  0.763  1.0
  O  O20  1  0.672  0.591  0.352  1.0
  O  O21  1  0.328  0.591  0.852  1.0
  O  O22  1  0.196  0.373  0.435  1.0
  O  O23  1  0.804  0.373  0.935  1.0
  O  O24  1  0.349  0.056  0.419  1.0
  O  O25  1  0.651  0.056  0.919  1.0
[/CIF]
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The crystal structure described by LiCo2(PO4)2 crystallizes in the monoclinic Pc space group. Li(1) is bonded to one O(2), one O(4), one O(6), and one O(7) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Co(2)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with three equivalent Co(1)O4 tetrahedra, and corners with three equivalent P(1)O4 tetrahedra. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(2), one O(5), one O(6), and one O(7) atom to form CoO4 tetrahedra that share corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and corners with three equivalent Li(1)O4 trigonal pyramids. In the second Co site, Co(2) is bonded to one O(1), one O(3), one O(4), and one O(8) atom to form CoO4 tetrahedra that share corners with two equivalent P(2)O4 tetrahedra,  a cornercorner with one Li(1)O4 trigonal pyramid, and  an edgeedge with one P(1)O4 tetrahedra. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(2), one O(4), one O(7), and one O(8) atom to form PO4 tetrahedra that share corners with two equivalent Co(1)O4 tetrahedra, corners with three equivalent Li(1)O4 trigonal pyramids, and  an edgeedge with one Co(2)O4 tetrahedra. In the second P site, P(2) is bonded to one O(1), one O(3), one O(5), and one O(6) atom to form PO4 tetrahedra that share corners with two equivalent Co(1)O4 tetrahedra, corners with two equivalent Co(2)O4 tetrahedra, and  a cornercorner with one Li(1)O4 trigonal pyramid. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Co(2) and one P(2) atom. In the second O site, O(2) is bonded in a trigonal planar geometry to one Li(1), one Co(1), and one P(1) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Co(2) and one P(2) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Li(1), one Co(2), and one P(1) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Co(1) and one P(2) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Li(1), one Co(1), and one P(2) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Li(1), one Co(1), and one P(1) atom. In the eighth O site, O(8) is bonded in an L-shaped geometry to one Co(2) and one P(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_LiCo2(PO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.485
_cell_length_b   7.786
_cell_length_c   8.539
_cell_angle_alpha   103.721
_cell_angle_beta   90.007
_cell_angle_gamma   89.999
_symmetry_Int_Tables_number   1
_cell_volume   354.291
_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  0.838  0.371  0.399  1.0
  Li  Li1  1  0.162  0.371  0.899  1.0
  Co  Co2  1  0.344  0.499  0.279  1.0
  Co  Co3  1  0.656  0.498  0.779  1.0
  Co  Co4  1  0.849  0.966  0.069  1.0
  Co  Co5  1  0.152  0.966  0.569  1.0
  P  P6  1  0.660  0.251  0.021  1.0
  P  P7  1  0.340  0.251  0.521  1.0
  P  P8  1  0.840  0.736  0.316  1.0
  P  P9  1  0.160  0.736  0.816  1.0
  O  O10  1  0.140  0.892  0.972  1.0
  O  O11  1  0.860  0.892  0.472  1.0
  O  O12  1  0.403  0.329  0.066  1.0
  O  O13  1  0.597  0.329  0.566  1.0
  O  O14  1  0.719  0.815  0.182  1.0
  O  O15  1  0.281  0.815  0.682  1.0
  O  O16  1  0.807  0.223  0.173  1.0
  O  O17  1  0.193  0.223  0.673  1.0
  O  O18  1  0.094  0.667  0.263  1.0
  O  O19  1  0.906  0.667  0.763  1.0
  O  O20  1  0.672  0.591  0.352  1.0
  O  O21  1  0.328  0.591  0.852  1.0
  O  O22  1  0.196  0.373  0.435  1.0
  O  O23  1  0.804  0.373  0.935  1.0
  O  O24  1  0.349  0.056  0.419  1.0
  O  O25  1  0.651  0.056  0.919  1.0
[/CIF]
.