The crystal structure 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(1), one O(13), one O(4), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Cu(10)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra,  a cornercorner with one Cu(2)O4 trigonal pyramid,  a cornercorner with one Cu(9)O4 trigonal pyramid, and corners with two equivalent Cu(4)O4 trigonal pyramids. In the second Li site, Li(2) is bonded to one O(12), one O(3), one O(5), and one O(7) atom to form LiO4 tetrahedra that share  a cornercorner with one Cu(3)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(3)O4 tetrahedra,  a cornercorner with one Cu(2)O4 trigonal pyramid, and  a cornercorner with one Cu(6)O4 trigonal pyramid. There are ten inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a distorted rectangular see-saw-like geometry to one O(14), one O(2), one O(3), and one O(7) atom. In the second Cu site, Cu(2) is bonded to one O(11), one O(2), one O(5), 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 Li(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 trigonal pyramid, corners with two equivalent Cu(6)O4 trigonal pyramids, and corners with two equivalent Cu(9)O4 trigonal pyramids. 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 Li(1)O4 tetrahedra,  a cornercorner with one Li(2)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 P(1)O4 tetrahedra, and  a cornercorner with one Cu(4)O4 trigonal pyramid. In the fourth Cu site, Cu(4) is bonded to one O(1), one O(10), one O(6), and one O(8) atom to form distorted CuO4 trigonal pyramids that share  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra,  a cornercorner with one Cu(2)O4 trigonal pyramid, and  a cornercorner with one Cu(6)O4 trigonal pyramid. In the fifth Cu site, Cu(5) is bonded in a 4-coordinate geometry to one O(12), one O(16), one O(6), and one O(9) atom. In the sixth Cu site, Cu(6) 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(8)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 trigonal pyramid, corners with two equivalent Cu(2)O4 trigonal pyramids, and corners with two equivalent Cu(9)O4 trigonal pyramids. In the seventh Cu site, Cu(7) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(10), one O(13), and one O(16) atom. In the eighth Cu site, Cu(8) is bonded to one O(12), one O(14), one O(15), and one O(3) atom to form distorted CuO4 tetrahedra that share  a cornercorner with one Cu(10)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 P(3)O4 tetrahedra,  a cornercorner with one Cu(6)O4 trigonal pyramid, and  a cornercorner with one Cu(9)O4 trigonal pyramid. 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 distorted CuO4 trigonal pyramids that share  a cornercorner with one Li(1)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 P(2)O4 tetrahedra, corners with two equivalent Cu(2)O4 trigonal pyramids, and corners with two equivalent Cu(6)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 distorted CuO4 tetrahedra that share  a cornercorner with one Li(1)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, and corners with two equivalent P(1)O4 tetrahedra. 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(1)O4 tetrahedra,  a cornercorner with one Li(2)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, and  a cornercorner with one Cu(4)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(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Cu(8)O4 tetrahedra,  a cornercorner with one Cu(4)O4 trigonal pyramid, corners with two equivalent Cu(2)O4 trigonal pyramids, corners with two equivalent Cu(6)O4 trigonal pyramids, and corners with two equivalent Cu(9)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 Cu(10)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Cu(8)O4 tetrahedra,  a cornercorner with one Cu(2)O4 trigonal pyramid,  a cornercorner with one Cu(6)O4 trigonal pyramid, and  a cornercorner with one Cu(9)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 Cu(10)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  a cornercorner with one Cu(2)O4 trigonal pyramid,  a cornercorner with one Cu(6)O4 trigonal pyramid,  a cornercorner with one Cu(9)O4 trigonal pyramid, and corners with two equivalent Cu(4)O4 trigonal pyramids. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Cu(4), one Cu(7), and one P(2) atom to form distorted OLiCu2P tetrahedra that share  a cornercorner with one O(6)Cu3P tetrahedra and corners with two equivalent O(8)LiCu2P tetrahedra. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Cu(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(1), one Cu(8), and one P(1) atom to form distorted corner-sharing OLiCu2P tetrahedra. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Li(1), one Cu(10), one Cu(3), and one P(1) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one Li(2), one Cu(2), one Cu(6), and one P(2) atom. In the sixth O site, O(6) is bonded to one Cu(3), one Cu(4), one Cu(5), and one P(1) atom to form distorted OCu3P tetrahedra that share  a cornercorner with one O(1)LiCu2P tetrahedra,  a cornercorner with one O(3)LiCu2P tetrahedra,  a cornercorner with one O(8)LiCu2P tetrahedra, and corners with two equivalent O(9)Cu3P tetrahedra. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(2), one Cu(1), one Cu(3), and one P(3) atom. In the eighth O site, O(8) is bonded to one Li(1), one Cu(2), one Cu(4), and one P(4) atom to form distorted OLiCu2P tetrahedra that share  a cornercorner with one O(11)Cu3P tetrahedra,  a cornercorner with one O(6)Cu3P tetrahedra,  a cornercorner with one O(9)Cu3P tetrahedra, and corners with two equivalent O(1)LiCu2P tetrahedra. In the ninth O site, O(9) is bonded to one Cu(10), one Cu(3), one Cu(5), and one P(4) atom to form distorted OCu3P tetrahedra that share  a cornercorner with one O(8)LiCu2P tetrahedra and corners with two equivalent O(6)Cu3P tetrahedra. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Cu(4), one Cu(6), one Cu(7), and one P(4) atom. In the eleventh O site, O(11) is bonded to one Cu(2), one Cu(6), one Cu(9), and one P(3) atom to form distorted corner-sharing OCu3P tetrahedra. In the twelfth O site, O(12) is bonded in a 4-coordinate geometry to one Li(2), one Cu(5), one Cu(8), and one P(3) atom. In the thirteenth O site, O(13) is bonded in a 4-coordinate geometry to one Li(1), one Cu(7), one Cu(9), and one P(4) atom. In the fourteenth O site, O(14) is bonded in a 4-coordinate geometry to one Cu(1), one Cu(10), one Cu(8), and one P(3) atom. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one Cu(6), one Cu(8), one Cu(9), and one P(2) atom. In the sixteenth O site, O(16) is bonded in a distorted rectangular see-saw-like geometry to one Cu(10), one Cu(5), one Cu(7), and one P(1) atom. is represented by the CIF file [CIF]
data_LiCu5(PO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.621
_cell_length_b   6.233
_cell_length_c   10.301
_cell_angle_alpha   89.485
_cell_angle_beta   88.273
_cell_angle_gamma   88.195
_symmetry_Int_Tables_number   1
_cell_volume   360.547
_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  0.139  0.004  0.253  1.0
  Li  Li1  1  0.689  0.244  0.757  1.0
  Cu  Cu2  1  0.255  0.996  0.771  1.0
  Cu  Cu3  1  0.378  0.274  0.489  1.0
  Cu  Cu4  1  0.332  0.217  0.990  1.0
  Cu  Cu5  1  0.649  0.288  0.277  1.0
  Cu  Cu6  1  0.743  0.513  0.016  1.0
  Cu  Cu7  1  0.746  0.498  0.503  1.0
  Cu  Cu8  1  0.634  0.699  0.278  1.0
  Cu  Cu9  1  0.648  0.755  0.773  1.0
  Cu  Cu10  1  0.372  0.734  0.501  1.0
  Cu  Cu11  1  0.366  0.763  0.987  1.0
  P  P12  1  0.833  0.007  0.003  1.0
  P  P13  1  0.854  0.001  0.503  1.0
  P  P14  1  0.157  0.488  0.740  1.0
  P  P15  1  0.174  0.505  0.237  1.0
  O  O16  1  0.832  0.009  0.353  1.0
  O  O17  1  0.117  0.997  0.542  1.0
  O  O18  1  0.844  0.997  0.853  1.0
  O  O19  1  0.082  0.007  0.063  1.0
  O  O20  1  0.715  0.197  0.568  1.0
  O  O21  1  0.685  0.212  0.050  1.0
  O  O22  1  0.322  0.295  0.786  1.0
  O  O23  1  0.292  0.290  0.288  1.0
  O  O24  1  0.177  0.506  0.087  1.0
  O  O25  1  0.918  0.507  0.296  1.0
  O  O26  1  0.158  0.497  0.589  1.0
  O  O27  1  0.901  0.479  0.797  1.0
  O  O28  1  0.288  0.714  0.288  1.0
  O  O29  1  0.283  0.689  0.793  1.0
  O  O30  1  0.721  0.802  0.561  1.0
  O  O31  1  0.697  0.813  0.064  1.0
[/CIF]
.
The crystal structure 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(1), one O(13), one O(4), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Cu(10)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra,  a cornercorner with one Cu(2)O4 trigonal pyramid,  a cornercorner with one Cu(9)O4 trigonal pyramid, and corners with two equivalent Cu(4)O4 trigonal pyramids. In the second Li site, Li(2) is bonded to one O(12), one O(3), one O(5), and one O(7) atom to form LiO4 tetrahedra that share  a cornercorner with one Cu(3)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(3)O4 tetrahedra,  a cornercorner with one Cu(2)O4 trigonal pyramid, and  a cornercorner with one Cu(6)O4 trigonal pyramid. There are ten inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a distorted rectangular see-saw-like geometry to one O(14), one O(2), one O(3), and one O(7) atom. In the second Cu site, Cu(2) is bonded to one O(11), one O(2), one O(5), 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 Li(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 trigonal pyramid, corners with two equivalent Cu(6)O4 trigonal pyramids, and corners with two equivalent Cu(9)O4 trigonal pyramids. 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 Li(1)O4 tetrahedra,  a cornercorner with one Li(2)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 P(1)O4 tetrahedra, and  a cornercorner with one Cu(4)O4 trigonal pyramid. In the fourth Cu site, Cu(4) is bonded to one O(1), one O(10), one O(6), and one O(8) atom to form distorted CuO4 trigonal pyramids that share  a cornercorner with one Cu(3)O4 tetrahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra,  a cornercorner with one Cu(2)O4 trigonal pyramid, and  a cornercorner with one Cu(6)O4 trigonal pyramid. In the fifth Cu site, Cu(5) is bonded in a 4-coordinate geometry to one O(12), one O(16), one O(6), and one O(9) atom. In the sixth Cu site, Cu(6) 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(8)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra,  a cornercorner with one Cu(4)O4 trigonal pyramid, corners with two equivalent Cu(2)O4 trigonal pyramids, and corners with two equivalent Cu(9)O4 trigonal pyramids. In the seventh Cu site, Cu(7) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(10), one O(13), and one O(16) atom. In the eighth Cu site, Cu(8) is bonded to one O(12), one O(14), one O(15), and one O(3) atom to form distorted CuO4 tetrahedra that share  a cornercorner with one Cu(10)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 P(3)O4 tetrahedra,  a cornercorner with one Cu(6)O4 trigonal pyramid, and  a cornercorner with one Cu(9)O4 trigonal pyramid. 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 distorted CuO4 trigonal pyramids that share  a cornercorner with one Li(1)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 P(2)O4 tetrahedra, corners with two equivalent Cu(2)O4 trigonal pyramids, and corners with two equivalent Cu(6)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 distorted CuO4 tetrahedra that share  a cornercorner with one Li(1)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, and corners with two equivalent P(1)O4 tetrahedra. 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(1)O4 tetrahedra,  a cornercorner with one Li(2)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, and  a cornercorner with one Cu(4)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(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Cu(8)O4 tetrahedra,  a cornercorner with one Cu(4)O4 trigonal pyramid, corners with two equivalent Cu(2)O4 trigonal pyramids, corners with two equivalent Cu(6)O4 trigonal pyramids, and corners with two equivalent Cu(9)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 Cu(10)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Cu(8)O4 tetrahedra,  a cornercorner with one Cu(2)O4 trigonal pyramid,  a cornercorner with one Cu(6)O4 trigonal pyramid, and  a cornercorner with one Cu(9)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 Cu(10)O4 tetrahedra,  a cornercorner with one Cu(3)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  a cornercorner with one Cu(2)O4 trigonal pyramid,  a cornercorner with one Cu(6)O4 trigonal pyramid,  a cornercorner with one Cu(9)O4 trigonal pyramid, and corners with two equivalent Cu(4)O4 trigonal pyramids. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Cu(4), one Cu(7), and one P(2) atom to form distorted OLiCu2P tetrahedra that share  a cornercorner with one O(6)Cu3P tetrahedra and corners with two equivalent O(8)LiCu2P tetrahedra. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Cu(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(1), one Cu(8), and one P(1) atom to form distorted corner-sharing OLiCu2P tetrahedra. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Li(1), one Cu(10), one Cu(3), and one P(1) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one Li(2), one Cu(2), one Cu(6), and one P(2) atom. In the sixth O site, O(6) is bonded to one Cu(3), one Cu(4), one Cu(5), and one P(1) atom to form distorted OCu3P tetrahedra that share  a cornercorner with one O(1)LiCu2P tetrahedra,  a cornercorner with one O(3)LiCu2P tetrahedra,  a cornercorner with one O(8)LiCu2P tetrahedra, and corners with two equivalent O(9)Cu3P tetrahedra. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(2), one Cu(1), one Cu(3), and one P(3) atom. In the eighth O site, O(8) is bonded to one Li(1), one Cu(2), one Cu(4), and one P(4) atom to form distorted OLiCu2P tetrahedra that share  a cornercorner with one O(11)Cu3P tetrahedra,  a cornercorner with one O(6)Cu3P tetrahedra,  a cornercorner with one O(9)Cu3P tetrahedra, and corners with two equivalent O(1)LiCu2P tetrahedra. In the ninth O site, O(9) is bonded to one Cu(10), one Cu(3), one Cu(5), and one P(4) atom to form distorted OCu3P tetrahedra that share  a cornercorner with one O(8)LiCu2P tetrahedra and corners with two equivalent O(6)Cu3P tetrahedra. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Cu(4), one Cu(6), one Cu(7), and one P(4) atom. In the eleventh O site, O(11) is bonded to one Cu(2), one Cu(6), one Cu(9), and one P(3) atom to form distorted corner-sharing OCu3P tetrahedra. In the twelfth O site, O(12) is bonded in a 4-coordinate geometry to one Li(2), one Cu(5), one Cu(8), and one P(3) atom. In the thirteenth O site, O(13) is bonded in a 4-coordinate geometry to one Li(1), one Cu(7), one Cu(9), and one P(4) atom. In the fourteenth O site, O(14) is bonded in a 4-coordinate geometry to one Cu(1), one Cu(10), one Cu(8), and one P(3) atom. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one Cu(6), one Cu(8), one Cu(9), and one P(2) atom. In the sixteenth O site, O(16) is bonded in a distorted rectangular see-saw-like geometry to one Cu(10), one Cu(5), one Cu(7), and one P(1) atom. is represented by the CIF file [CIF]
data_LiCu5(PO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.621
_cell_length_b   6.233
_cell_length_c   10.301
_cell_angle_alpha   89.485
_cell_angle_beta   88.273
_cell_angle_gamma   88.195
_symmetry_Int_Tables_number   1
_cell_volume   360.547
_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  0.139  0.004  0.253  1.0
  Li  Li1  1  0.689  0.244  0.757  1.0
  Cu  Cu2  1  0.255  0.996  0.771  1.0
  Cu  Cu3  1  0.378  0.274  0.489  1.0
  Cu  Cu4  1  0.332  0.217  0.990  1.0
  Cu  Cu5  1  0.649  0.288  0.277  1.0
  Cu  Cu6  1  0.743  0.513  0.016  1.0
  Cu  Cu7  1  0.746  0.498  0.503  1.0
  Cu  Cu8  1  0.634  0.699  0.278  1.0
  Cu  Cu9  1  0.648  0.755  0.773  1.0
  Cu  Cu10  1  0.372  0.734  0.501  1.0
  Cu  Cu11  1  0.366  0.763  0.987  1.0
  P  P12  1  0.833  0.007  0.003  1.0
  P  P13  1  0.854  0.001  0.503  1.0
  P  P14  1  0.157  0.488  0.740  1.0
  P  P15  1  0.174  0.505  0.237  1.0
  O  O16  1  0.832  0.009  0.353  1.0
  O  O17  1  0.117  0.997  0.542  1.0
  O  O18  1  0.844  0.997  0.853  1.0
  O  O19  1  0.082  0.007  0.063  1.0
  O  O20  1  0.715  0.197  0.568  1.0
  O  O21  1  0.685  0.212  0.050  1.0
  O  O22  1  0.322  0.295  0.786  1.0
  O  O23  1  0.292  0.290  0.288  1.0
  O  O24  1  0.177  0.506  0.087  1.0
  O  O25  1  0.918  0.507  0.296  1.0
  O  O26  1  0.158  0.497  0.589  1.0
  O  O27  1  0.901  0.479  0.797  1.0
  O  O28  1  0.288  0.714  0.288  1.0
  O  O29  1  0.283  0.689  0.793  1.0
  O  O30  1  0.721  0.802  0.561  1.0
  O  O31  1  0.697  0.813  0.064  1.0
[/CIF]
.