The compound described by LiCu5(PO4)2 crystallizes in the triclinic P1 space group. There are two inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(2), one O(5), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Cu(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 tetrahedra,  a cornercorner with one Cu(5)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent Cu(9)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra,  a cornercorner with one Cu(1)O4 trigonal pyramid, and corners with two equivalent Cu(7)O4 trigonal pyramids. In the second Li site, Li(2) is bonded to one O(12), one O(14), one O(15), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Cu(10)O4 tetrahedra,  a cornercorner with one Cu(6)O4 tetrahedra,  a cornercorner with one Cu(9)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent Cu(2)O4 tetrahedra, corners with two equivalent Cu(4)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and  a cornercorner with one Cu(7)O4 trigonal pyramid. There are ten inequivalent Cu sites. In the first Cu site, Cu(1) is bonded to one O(1), one O(13), one O(4), and one O(8) atom to form distorted CuO4 trigonal pyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Cu(10)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one Cu(9)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent Cu(5)O4 tetrahedra, corners with two equivalent Cu(8)O4 tetrahedra, and corners with two equivalent P(4)O4 tetrahedra. In the second Cu site, Cu(2) is bonded to one O(14), one O(2), one O(3), and one O(7) atom to form distorted CuO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Cu(10)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one Cu(9)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Cu(4)O4 tetrahedra, and corners with two equivalent P(3)O4 tetrahedra. In the third Cu site, Cu(3) is bonded to one O(4), one O(6), one O(7), and one O(9) atom to form CuO4 tetrahedra that share  a cornercorner with one Cu(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 tetrahedra,  a cornercorner with one Cu(5)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent Cu(10)O4 tetrahedra, corners with two equivalent Cu(6)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, and  a cornercorner with one Cu(1)O4 trigonal pyramid. In the fourth Cu site, Cu(4) is bonded to one O(12), one O(3), one O(5), and one O(7) atom to form CuO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one Cu(6)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Cu(2)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and  a cornercorner with one Cu(7)O4 trigonal pyramid. In the fifth Cu site, Cu(5) is bonded to one O(1), one O(10), one O(6), and one O(8) atom to form CuO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one Cu(6)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent Cu(8)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra,  a cornercorner with one Cu(7)O4 trigonal pyramid, and corners with two equivalent Cu(1)O4 trigonal pyramids. In the sixth Cu site, Cu(6) is bonded to one O(12), one O(16), one O(6), and one O(9) atom to form CuO4 tetrahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 tetrahedra,  a cornercorner with one Cu(5)O4 tetrahedra,  a cornercorner with one Cu(8)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent Cu(10)O4 tetrahedra, corners with two equivalent Cu(3)O4 tetrahedra, and corners with two equivalent P(1)O4 tetrahedra. In the seventh Cu site, Cu(7) is bonded to one O(10), one O(11), one O(15), and one O(5) atom to form distorted CuO4 trigonal pyramids that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 tetrahedra,  a cornercorner with one Cu(5)O4 tetrahedra,  a cornercorner with one Cu(8)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Cu(9)O4 tetrahedra, and corners with two equivalent P(2)O4 tetrahedra. In the eighth Cu site, Cu(8) is bonded to one O(1), one O(10), one O(13), and one O(16) atom to form CuO4 tetrahedra that share  a cornercorner with one Cu(10)O4 tetrahedra,  a cornercorner with one Cu(6)O4 tetrahedra,  a cornercorner with one Cu(9)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent Cu(5)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra,  a cornercorner with one Cu(7)O4 trigonal pyramid, and corners with two equivalent Cu(1)O4 trigonal pyramids. In the ninth Cu site, Cu(9) is bonded to one O(11), one O(13), one O(15), and one O(2) atom to form CuO4 tetrahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Cu(2)O4 tetrahedra,  a cornercorner with one Cu(8)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra,  a cornercorner with one Cu(1)O4 trigonal pyramid, and corners with two equivalent Cu(7)O4 trigonal pyramids. In the tenth Cu site, Cu(10) is bonded to one O(14), one O(16), one O(4), and one O(9) atom to form CuO4 tetrahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Cu(2)O4 tetrahedra,  a cornercorner with one Cu(8)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent Cu(3)O4 tetrahedra, corners with two equivalent Cu(6)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, and  a cornercorner with one Cu(1)O4 trigonal pyramid. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(16), one O(3), one O(4), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Cu(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 tetrahedra,  a cornercorner with one Cu(5)O4 tetrahedra,  a cornercorner with one Cu(8)O4 tetrahedra, corners with two equivalent Cu(10)O4 tetrahedra, corners with two equivalent Cu(3)O4 tetrahedra, corners with two equivalent Cu(6)O4 tetrahedra, and  a cornercorner with one Cu(1)O4 trigonal pyramid. In the second P site, P(2) is bonded to one O(1), one O(15), one O(2), and one O(5) atom to form PO4 tetrahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Cu(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 tetrahedra,  a cornercorner with one Cu(5)O4 tetrahedra,  a cornercorner with one Cu(8)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Cu(9)O4 tetrahedra,  a cornercorner with one Cu(1)O4 trigonal pyramid, and corners with two equivalent Cu(7)O4 trigonal pyramids. In the third P site, P(3) is bonded to one O(11), one O(12), one O(14), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Cu(10)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one Cu(6)O4 tetrahedra,  a cornercorner with one Cu(9)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Cu(2)O4 tetrahedra, corners with two equivalent Cu(4)O4 tetrahedra, and  a cornercorner with one Cu(7)O4 trigonal pyramid. In the fourth P site, P(4) is bonded to one O(10), one O(13), one O(8), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Cu(10)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one Cu(6)O4 tetrahedra,  a cornercorner with one Cu(9)O4 tetrahedra, corners with two equivalent Cu(5)O4 tetrahedra, corners with two equivalent Cu(8)O4 tetrahedra,  a cornercorner with one Cu(7)O4 trigonal pyramid, and corners with two equivalent Cu(1)O4 trigonal pyramids. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Cu(1), one Cu(5), one Cu(8), and one P(2) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Cu(2), one Cu(9), and one P(2) atom. In the third O site, O(3) is bonded to one Li(2), one Cu(2), one Cu(4), and one P(1) atom to form distorted OLiCu2P tetrahedra that share  a cornercorner with one O(16)Cu3P tetrahedra,  a cornercorner with one O(15)LiCu2P tetrahedra,  a cornercorner with one O(5)LiCu2P tetrahedra, and corners with two equivalent O(14)LiCu2P tetrahedra. In the fourth O site, O(4) is bonded in a rectangular see-saw-like geometry to one Cu(1), one Cu(10), one Cu(3), and one P(1) atom. In the fifth O site, O(5) is bonded to one Li(1), one Cu(4), one Cu(7), and one P(2) atom to form distorted corner-sharing OLiCu2P tetrahedra. In the sixth O site, O(6) is bonded in a distorted rectangular see-saw-like geometry to one Cu(3), one Cu(5), one Cu(6), and one P(1) atom. In the seventh O site, O(7) is bonded in a distorted rectangular see-saw-like geometry to one Cu(2), one Cu(3), one Cu(4), and one P(3) atom. In the eighth O site, O(8) is bonded to one Li(1), one Cu(1), one Cu(5), and one P(4) atom to form distorted OLiCu2P tetrahedra that share  a cornercorner with one O(11)LiCu2P tetrahedra,  a cornercorner with one O(5)LiCu2P tetrahedra, and corners with two equivalent O(13)Cu3P trigonal pyramids. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Cu(10), one Cu(3), one Cu(6), and one P(4) atom. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Cu(5), one Cu(7), one Cu(8), and one P(4) atom. In the eleventh O site, O(11) is bonded to one Li(1), one Cu(7), one Cu(9), and one P(3) atom to form distorted OLiCu2P tetrahedra that share  a cornercorner with one O(14)LiCu2P tetrahedra,  a cornercorner with one O(8)LiCu2P tetrahedra, corners with two equivalent O(15)LiCu2P tetrahedra, corners with two equivalent O(5)LiCu2P tetrahedra, and  a cornercorner with one O(13)Cu3P trigonal pyramid. In the twelfth O site, O(12) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Cu(4), one Cu(6), and one P(3) atom. In the thirteenth O site, O(13) is bonded to one Cu(1), one Cu(8), one Cu(9), and one P(4) atom to form distorted OCu3P trigonal pyramids that share  a cornercorner with one O(16)Cu3P tetrahedra,  a cornercorner with one O(11)LiCu2P tetrahedra,  a cornercorner with one O(15)LiCu2P tetrahedra, and corners with two equivalent O(8)LiCu2P tetrahedra. In the fourteenth O site, O(14) is bonded to one Li(2), one Cu(10), one Cu(2), and one P(3) atom to form distorted OLiCu2P tetrahedra that share  a cornercorner with one O(16)Cu3P tetrahedra,  a cornercorner with one O(11)LiCu2P tetrahedra,  a cornercorner with one O(15)LiCu2P tetrahedra, and corners with two equivalent O(3)LiCu2P tetrahedra. In the fifteenth O site, O(15) is bonded to one Li(2), one Cu(7), one Cu(9), and one P(2) atom to form distorted OLiCu2P tetrahedra that share  a cornercorner with one O(14)LiCu2P tetrahedra,  a cornercorner with one O(3)LiCu2P tetrahedra, corners with two equivalent O(11)LiCu2P tetrahedra, corners with two equivalent O(5)LiCu2P tetrahedra, and  a cornercorner with one O(13)Cu3P trigonal pyramid. In the sixteenth O site, O(16) is bonded to one Cu(10), one Cu(6), one Cu(8), and one P(1) atom to form distorted OCu3P tetrahedra that share  a cornercorner with one O(14)LiCu2P tetrahedra,  a cornercorner with one O(3)LiCu2P tetrahedra, and  a cornercorner with one O(13)Cu3P trigonal pyramid. is represented by the CIF file [CIF]
data_LiCu5(PO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.523
_cell_length_b   6.257
_cell_length_c   10.477
_cell_angle_alpha   90.063
_cell_angle_beta   90.031
_cell_angle_gamma   90.010
_symmetry_Int_Tables_number   1
_cell_volume   362.061
_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  0.675  0.249  0.496  1.0
  Li  Li1  1  0.325  0.749  0.248  1.0
  Cu  Cu2  1  0.798  0.004  0.750  1.0
  Cu  Cu3  1  0.803  0.997  0.245  1.0
  Cu  Cu4  1  0.658  0.245  0.000  1.0
  Cu  Cu5  1  0.330  0.258  0.249  1.0
  Cu  Cu6  1  0.350  0.251  0.752  1.0
  Cu  Cu7  1  0.196  0.495  0.999  1.0
  Cu  Cu8  1  0.202  0.505  0.495  1.0
  Cu  Cu9  1  0.343  0.743  0.747  1.0
  Cu  Cu10  1  0.655  0.755  0.497  1.0
  Cu  Cu11  1  0.665  0.756  0.003  1.0
  P  P12  1  0.172  0.994  0.003  1.0
  P  P13  1  0.171  0.005  0.497  1.0
  P  P14  1  0.827  0.503  0.254  1.0
  P  P15  1  0.830  0.497  0.746  1.0
  O  O16  1  0.176  0.996  0.645  1.0
  O  O17  1  0.905  0.016  0.449  1.0
  O  O18  1  0.181  0.993  0.151  1.0
  O  O19  1  0.910  0.994  0.949  1.0
  O  O20  1  0.320  0.205  0.450  1.0
  O  O21  1  0.302  0.199  0.949  1.0
  O  O22  1  0.699  0.296  0.200  1.0
  O  O23  1  0.696  0.298  0.686  1.0
  O  O24  1  0.825  0.493  0.894  1.0
  O  O25  1  0.094  0.497  0.695  1.0
  O  O26  1  0.818  0.495  0.402  1.0
  O  O27  1  0.092  0.515  0.204  1.0
  O  O28  1  0.699  0.704  0.696  1.0
  O  O29  1  0.678  0.701  0.204  1.0
  O  O30  1  0.299  0.802  0.436  1.0
  O  O31  1  0.307  0.791  0.950  1.0
[/CIF]
.
The compound described by LiCu5(PO4)2 crystallizes in the triclinic P1 space group. There are two inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(2), one O(5), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Cu(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 tetrahedra,  a cornercorner with one Cu(5)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent Cu(9)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra,  a cornercorner with one Cu(1)O4 trigonal pyramid, and corners with two equivalent Cu(7)O4 trigonal pyramids. In the second Li site, Li(2) is bonded to one O(12), one O(14), one O(15), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Cu(10)O4 tetrahedra,  a cornercorner with one Cu(6)O4 tetrahedra,  a cornercorner with one Cu(9)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent Cu(2)O4 tetrahedra, corners with two equivalent Cu(4)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and  a cornercorner with one Cu(7)O4 trigonal pyramid. There are ten inequivalent Cu sites. In the first Cu site, Cu(1) is bonded to one O(1), one O(13), one O(4), and one O(8) atom to form distorted CuO4 trigonal pyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Cu(10)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one Cu(9)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent Cu(5)O4 tetrahedra, corners with two equivalent Cu(8)O4 tetrahedra, and corners with two equivalent P(4)O4 tetrahedra. In the second Cu site, Cu(2) is bonded to one O(14), one O(2), one O(3), and one O(7) atom to form distorted CuO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Cu(10)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one Cu(9)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Cu(4)O4 tetrahedra, and corners with two equivalent P(3)O4 tetrahedra. In the third Cu site, Cu(3) is bonded to one O(4), one O(6), one O(7), and one O(9) atom to form CuO4 tetrahedra that share  a cornercorner with one Cu(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 tetrahedra,  a cornercorner with one Cu(5)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent Cu(10)O4 tetrahedra, corners with two equivalent Cu(6)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, and  a cornercorner with one Cu(1)O4 trigonal pyramid. In the fourth Cu site, Cu(4) is bonded to one O(12), one O(3), one O(5), and one O(7) atom to form CuO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one Cu(6)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Cu(2)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and  a cornercorner with one Cu(7)O4 trigonal pyramid. In the fifth Cu site, Cu(5) is bonded to one O(1), one O(10), one O(6), and one O(8) atom to form CuO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one Cu(6)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent Cu(8)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra,  a cornercorner with one Cu(7)O4 trigonal pyramid, and corners with two equivalent Cu(1)O4 trigonal pyramids. In the sixth Cu site, Cu(6) is bonded to one O(12), one O(16), one O(6), and one O(9) atom to form CuO4 tetrahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 tetrahedra,  a cornercorner with one Cu(5)O4 tetrahedra,  a cornercorner with one Cu(8)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent Cu(10)O4 tetrahedra, corners with two equivalent Cu(3)O4 tetrahedra, and corners with two equivalent P(1)O4 tetrahedra. In the seventh Cu site, Cu(7) is bonded to one O(10), one O(11), one O(15), and one O(5) atom to form distorted CuO4 trigonal pyramids that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 tetrahedra,  a cornercorner with one Cu(5)O4 tetrahedra,  a cornercorner with one Cu(8)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Cu(9)O4 tetrahedra, and corners with two equivalent P(2)O4 tetrahedra. In the eighth Cu site, Cu(8) is bonded to one O(1), one O(10), one O(13), and one O(16) atom to form CuO4 tetrahedra that share  a cornercorner with one Cu(10)O4 tetrahedra,  a cornercorner with one Cu(6)O4 tetrahedra,  a cornercorner with one Cu(9)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent Cu(5)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra,  a cornercorner with one Cu(7)O4 trigonal pyramid, and corners with two equivalent Cu(1)O4 trigonal pyramids. In the ninth Cu site, Cu(9) is bonded to one O(11), one O(13), one O(15), and one O(2) atom to form CuO4 tetrahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Cu(2)O4 tetrahedra,  a cornercorner with one Cu(8)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra,  a cornercorner with one Cu(1)O4 trigonal pyramid, and corners with two equivalent Cu(7)O4 trigonal pyramids. In the tenth Cu site, Cu(10) is bonded to one O(14), one O(16), one O(4), and one O(9) atom to form CuO4 tetrahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Cu(2)O4 tetrahedra,  a cornercorner with one Cu(8)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent Cu(3)O4 tetrahedra, corners with two equivalent Cu(6)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, and  a cornercorner with one Cu(1)O4 trigonal pyramid. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(16), one O(3), one O(4), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Cu(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 tetrahedra,  a cornercorner with one Cu(5)O4 tetrahedra,  a cornercorner with one Cu(8)O4 tetrahedra, corners with two equivalent Cu(10)O4 tetrahedra, corners with two equivalent Cu(3)O4 tetrahedra, corners with two equivalent Cu(6)O4 tetrahedra, and  a cornercorner with one Cu(1)O4 trigonal pyramid. In the second P site, P(2) is bonded to one O(1), one O(15), one O(2), and one O(5) atom to form PO4 tetrahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Cu(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 tetrahedra,  a cornercorner with one Cu(5)O4 tetrahedra,  a cornercorner with one Cu(8)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Cu(9)O4 tetrahedra,  a cornercorner with one Cu(1)O4 trigonal pyramid, and corners with two equivalent Cu(7)O4 trigonal pyramids. In the third P site, P(3) is bonded to one O(11), one O(12), one O(14), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Cu(10)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one Cu(6)O4 tetrahedra,  a cornercorner with one Cu(9)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Cu(2)O4 tetrahedra, corners with two equivalent Cu(4)O4 tetrahedra, and  a cornercorner with one Cu(7)O4 trigonal pyramid. In the fourth P site, P(4) is bonded to one O(10), one O(13), one O(8), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Cu(10)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one Cu(6)O4 tetrahedra,  a cornercorner with one Cu(9)O4 tetrahedra, corners with two equivalent Cu(5)O4 tetrahedra, corners with two equivalent Cu(8)O4 tetrahedra,  a cornercorner with one Cu(7)O4 trigonal pyramid, and corners with two equivalent Cu(1)O4 trigonal pyramids. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Cu(1), one Cu(5), one Cu(8), and one P(2) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Cu(2), one Cu(9), and one P(2) atom. In the third O site, O(3) is bonded to one Li(2), one Cu(2), one Cu(4), and one P(1) atom to form distorted OLiCu2P tetrahedra that share  a cornercorner with one O(16)Cu3P tetrahedra,  a cornercorner with one O(15)LiCu2P tetrahedra,  a cornercorner with one O(5)LiCu2P tetrahedra, and corners with two equivalent O(14)LiCu2P tetrahedra. In the fourth O site, O(4) is bonded in a rectangular see-saw-like geometry to one Cu(1), one Cu(10), one Cu(3), and one P(1) atom. In the fifth O site, O(5) is bonded to one Li(1), one Cu(4), one Cu(7), and one P(2) atom to form distorted corner-sharing OLiCu2P tetrahedra. In the sixth O site, O(6) is bonded in a distorted rectangular see-saw-like geometry to one Cu(3), one Cu(5), one Cu(6), and one P(1) atom. In the seventh O site, O(7) is bonded in a distorted rectangular see-saw-like geometry to one Cu(2), one Cu(3), one Cu(4), and one P(3) atom. In the eighth O site, O(8) is bonded to one Li(1), one Cu(1), one Cu(5), and one P(4) atom to form distorted OLiCu2P tetrahedra that share  a cornercorner with one O(11)LiCu2P tetrahedra,  a cornercorner with one O(5)LiCu2P tetrahedra, and corners with two equivalent O(13)Cu3P trigonal pyramids. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Cu(10), one Cu(3), one Cu(6), and one P(4) atom. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Cu(5), one Cu(7), one Cu(8), and one P(4) atom. In the eleventh O site, O(11) is bonded to one Li(1), one Cu(7), one Cu(9), and one P(3) atom to form distorted OLiCu2P tetrahedra that share  a cornercorner with one O(14)LiCu2P tetrahedra,  a cornercorner with one O(8)LiCu2P tetrahedra, corners with two equivalent O(15)LiCu2P tetrahedra, corners with two equivalent O(5)LiCu2P tetrahedra, and  a cornercorner with one O(13)Cu3P trigonal pyramid. In the twelfth O site, O(12) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Cu(4), one Cu(6), and one P(3) atom. In the thirteenth O site, O(13) is bonded to one Cu(1), one Cu(8), one Cu(9), and one P(4) atom to form distorted OCu3P trigonal pyramids that share  a cornercorner with one O(16)Cu3P tetrahedra,  a cornercorner with one O(11)LiCu2P tetrahedra,  a cornercorner with one O(15)LiCu2P tetrahedra, and corners with two equivalent O(8)LiCu2P tetrahedra. In the fourteenth O site, O(14) is bonded to one Li(2), one Cu(10), one Cu(2), and one P(3) atom to form distorted OLiCu2P tetrahedra that share  a cornercorner with one O(16)Cu3P tetrahedra,  a cornercorner with one O(11)LiCu2P tetrahedra,  a cornercorner with one O(15)LiCu2P tetrahedra, and corners with two equivalent O(3)LiCu2P tetrahedra. In the fifteenth O site, O(15) is bonded to one Li(2), one Cu(7), one Cu(9), and one P(2) atom to form distorted OLiCu2P tetrahedra that share  a cornercorner with one O(14)LiCu2P tetrahedra,  a cornercorner with one O(3)LiCu2P tetrahedra, corners with two equivalent O(11)LiCu2P tetrahedra, corners with two equivalent O(5)LiCu2P tetrahedra, and  a cornercorner with one O(13)Cu3P trigonal pyramid. In the sixteenth O site, O(16) is bonded to one Cu(10), one Cu(6), one Cu(8), and one P(1) atom to form distorted OCu3P tetrahedra that share  a cornercorner with one O(14)LiCu2P tetrahedra,  a cornercorner with one O(3)LiCu2P tetrahedra, and  a cornercorner with one O(13)Cu3P trigonal pyramid. is represented by the CIF file [CIF]
data_LiCu5(PO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.523
_cell_length_b   6.257
_cell_length_c   10.477
_cell_angle_alpha   90.063
_cell_angle_beta   90.031
_cell_angle_gamma   90.010
_symmetry_Int_Tables_number   1
_cell_volume   362.061
_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  0.675  0.249  0.496  1.0
  Li  Li1  1  0.325  0.749  0.248  1.0
  Cu  Cu2  1  0.798  0.004  0.750  1.0
  Cu  Cu3  1  0.803  0.997  0.245  1.0
  Cu  Cu4  1  0.658  0.245  0.000  1.0
  Cu  Cu5  1  0.330  0.258  0.249  1.0
  Cu  Cu6  1  0.350  0.251  0.752  1.0
  Cu  Cu7  1  0.196  0.495  0.999  1.0
  Cu  Cu8  1  0.202  0.505  0.495  1.0
  Cu  Cu9  1  0.343  0.743  0.747  1.0
  Cu  Cu10  1  0.655  0.755  0.497  1.0
  Cu  Cu11  1  0.665  0.756  0.003  1.0
  P  P12  1  0.172  0.994  0.003  1.0
  P  P13  1  0.171  0.005  0.497  1.0
  P  P14  1  0.827  0.503  0.254  1.0
  P  P15  1  0.830  0.497  0.746  1.0
  O  O16  1  0.176  0.996  0.645  1.0
  O  O17  1  0.905  0.016  0.449  1.0
  O  O18  1  0.181  0.993  0.151  1.0
  O  O19  1  0.910  0.994  0.949  1.0
  O  O20  1  0.320  0.205  0.450  1.0
  O  O21  1  0.302  0.199  0.949  1.0
  O  O22  1  0.699  0.296  0.200  1.0
  O  O23  1  0.696  0.298  0.686  1.0
  O  O24  1  0.825  0.493  0.894  1.0
  O  O25  1  0.094  0.497  0.695  1.0
  O  O26  1  0.818  0.495  0.402  1.0
  O  O27  1  0.092  0.515  0.204  1.0
  O  O28  1  0.699  0.704  0.696  1.0
  O  O29  1  0.678  0.701  0.204  1.0
  O  O30  1  0.299  0.802  0.436  1.0
  O  O31  1  0.307  0.791  0.950  1.0
[/CIF]
.