The compound described by Lu7Sb3 crystallizes in the monoclinic C2/c space group. There are seven inequivalent Lu sites. In the first Lu site, Lu(1,5) is bonded in a 4-coordinate geometry to one Lu(8), one Sb(1), one Sb(3), and two equivalent Sb(2) atoms. In the second Lu site, Lu(2) is bonded in a square co-planar geometry to one Sb(3), one Sb(4), and two equivalent Sb(1) atoms. In the third Lu site, Lu(3) is bonded in a 3-coordinate geometry to two equivalent Lu(8), one Sb(2), one Sb(3), and one Sb(4) atom. In the fourth Lu site, Lu(4) is bonded to one Sb(2), one Sb(3), one Sb(4), and two equivalent Sb(1) atoms to form a mixture of distorted corner and edge-sharing LuSb5 trigonal bipyramids. In the fifth Lu site, Lu(6) is bonded in a 3-coordinate geometry to two equivalent Lu(8), one Sb(2), and two equivalent Sb(1) atoms. In the sixth Lu site, Lu(7) is bonded to one Sb(2), one Sb(3), one Sb(4), and two equivalent Sb(1) atoms to form a mixture of distorted corner and edge-sharing LuSb5 trigonal bipyramids. In the seventh Lu site, Lu(8) is bonded in a 12-coordinate geometry to four equivalent Lu(1,5); four equivalent Lu(3); and four equivalent Lu(6) atoms. There are four inequivalent Sb sites. In the first Sb site, Sb(2) is bonded in a 8-coordinate geometry to one Lu(3); one Lu(4); one Lu(6); one Lu(7); and four equivalent Lu(1,5) atoms. In the second Sb site, Sb(1) is bonded in a 9-coordinate geometry to one Lu(2); two equivalent Lu(1,5); two equivalent Lu(4); two equivalent Lu(6); and two equivalent Lu(7) atoms. In the third Sb site, Sb(3) is bonded in a 9-coordinate geometry to one Lu(2); two equivalent Lu(1,5); two equivalent Lu(3); two equivalent Lu(4); and two equivalent Lu(7) atoms. In the fourth Sb site, Sb(4) is bonded in a 9-coordinate geometry to one Lu(2); two equivalent Lu(1,5); two equivalent Lu(3); two equivalent Lu(4); and two equivalent Lu(7) atoms. is represented by the CIF card [CIF]
data_Lu7Sb3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.770
_cell_length_b   11.930
_cell_length_c   11.930
_cell_angle_alpha   82.240
_cell_angle_beta   68.440
_cell_angle_gamma   68.440
_symmetry_Int_Tables_number   1
_cell_volume   1079.633
_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
  Lu  Lu0  1  0.529  0.828  0.500  1.0
  Lu  Lu1  1  0.750  1.000  0.000  1.0
  Lu  Lu2  1  0.983  0.681  0.353  1.0
  Lu  Lu3  1  0.124  0.993  0.759  1.0
  Lu  Lu4  1  0.142  0.828  0.500  1.0
  Lu  Lu5  1  0.624  0.759  0.993  1.0
  Lu  Lu6  1  0.336  0.647  0.682  1.0
  Lu  Lu7  1  0.482  0.353  0.681  1.0
  Lu  Lu8  1  0.358  0.500  0.172  1.0
  Lu  Lu9  1  0.383  0.993  0.241  1.0
  Lu  Lu10  1  0.971  0.500  0.172  1.0
  Lu  Lu11  1  0.617  0.007  0.759  1.0
  Lu  Lu12  1  0.017  0.319  0.647  1.0
  Lu  Lu13  1  0.117  0.759  0.007  1.0
  Lu  Lu14  1  0.029  0.500  0.828  1.0
  Lu  Lu15  1  0.836  0.681  0.647  1.0
  Lu  Lu16  1  0.858  0.172  0.500  1.0
  Lu  Lu17  1  0.642  0.500  0.828  1.0
  Lu  Lu18  1  0.876  0.007  0.241  1.0
  Lu  Lu19  1  0.250  0.000  1.000  1.0
  Lu  Lu20  1  0.518  0.647  0.319  1.0
  Lu  Lu21  1  0.376  0.241  0.007  1.0
  Lu  Lu22  1  0.471  0.172  0.500  1.0
  Lu  Lu23  1  0.664  0.353  0.318  1.0
  Lu  Lu24  1  0.250  0.500  0.500  1.0
  Lu  Lu25  1  0.883  0.241  0.993  1.0
  Lu  Lu26  1  0.164  0.319  0.353  1.0
  Lu  Lu27  1  0.750  0.500  0.500  1.0
  Sb  Sb28  1  0.554  0.197  0.197  1.0
  Sb  Sb29  1  0.720  0.500  0.060  1.0
  Sb  Sb30  1  0.446  0.803  0.803  1.0
  Sb  Sb31  1  0.280  0.500  0.940  1.0
  Sb  Sb32  1  0.220  0.060  0.500  1.0
  Sb  Sb33  1  0.750  0.803  0.197  1.0
  Sb  Sb34  1  0.780  0.940  0.500  1.0
  Sb  Sb35  1  0.250  0.803  0.197  1.0
  Sb  Sb36  1  0.054  0.197  0.197  1.0
  Sb  Sb37  1  0.750  0.197  0.803  1.0
  Sb  Sb38  1  0.946  0.803  0.803  1.0
  Sb  Sb39  1  0.250  0.197  0.803  1.0
[/CIF]
.
The compound described by Lu7Sb3 crystallizes in the monoclinic C2/c space group. There are seven inequivalent Lu sites. In the first Lu site, Lu(1,5) is bonded in a 4-coordinate geometry to one Lu(8), one Sb(1), one Sb(3), and two equivalent Sb(2) atoms. In the second Lu site, Lu(2) is bonded in a square co-planar geometry to one Sb(3), one Sb(4), and two equivalent Sb(1) atoms. In the third Lu site, Lu(3) is bonded in a 3-coordinate geometry to two equivalent Lu(8), one Sb(2), one Sb(3), and one Sb(4) atom. In the fourth Lu site, Lu(4) is bonded to one Sb(2), one Sb(3), one Sb(4), and two equivalent Sb(1) atoms to form a mixture of distorted corner and edge-sharing LuSb5 trigonal bipyramids. In the fifth Lu site, Lu(6) is bonded in a 3-coordinate geometry to two equivalent Lu(8), one Sb(2), and two equivalent Sb(1) atoms. In the sixth Lu site, Lu(7) is bonded to one Sb(2), one Sb(3), one Sb(4), and two equivalent Sb(1) atoms to form a mixture of distorted corner and edge-sharing LuSb5 trigonal bipyramids. In the seventh Lu site, Lu(8) is bonded in a 12-coordinate geometry to four equivalent Lu(1,5); four equivalent Lu(3); and four equivalent Lu(6) atoms. There are four inequivalent Sb sites. In the first Sb site, Sb(2) is bonded in a 8-coordinate geometry to one Lu(3); one Lu(4); one Lu(6); one Lu(7); and four equivalent Lu(1,5) atoms. In the second Sb site, Sb(1) is bonded in a 9-coordinate geometry to one Lu(2); two equivalent Lu(1,5); two equivalent Lu(4); two equivalent Lu(6); and two equivalent Lu(7) atoms. In the third Sb site, Sb(3) is bonded in a 9-coordinate geometry to one Lu(2); two equivalent Lu(1,5); two equivalent Lu(3); two equivalent Lu(4); and two equivalent Lu(7) atoms. In the fourth Sb site, Sb(4) is bonded in a 9-coordinate geometry to one Lu(2); two equivalent Lu(1,5); two equivalent Lu(3); two equivalent Lu(4); and two equivalent Lu(7) atoms. is represented by the CIF card [CIF]
data_Lu7Sb3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.770
_cell_length_b   11.930
_cell_length_c   11.930
_cell_angle_alpha   82.240
_cell_angle_beta   68.440
_cell_angle_gamma   68.440
_symmetry_Int_Tables_number   1
_cell_volume   1079.633
_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
  Lu  Lu0  1  0.529  0.828  0.500  1.0
  Lu  Lu1  1  0.750  1.000  0.000  1.0
  Lu  Lu2  1  0.983  0.681  0.353  1.0
  Lu  Lu3  1  0.124  0.993  0.759  1.0
  Lu  Lu4  1  0.142  0.828  0.500  1.0
  Lu  Lu5  1  0.624  0.759  0.993  1.0
  Lu  Lu6  1  0.336  0.647  0.682  1.0
  Lu  Lu7  1  0.482  0.353  0.681  1.0
  Lu  Lu8  1  0.358  0.500  0.172  1.0
  Lu  Lu9  1  0.383  0.993  0.241  1.0
  Lu  Lu10  1  0.971  0.500  0.172  1.0
  Lu  Lu11  1  0.617  0.007  0.759  1.0
  Lu  Lu12  1  0.017  0.319  0.647  1.0
  Lu  Lu13  1  0.117  0.759  0.007  1.0
  Lu  Lu14  1  0.029  0.500  0.828  1.0
  Lu  Lu15  1  0.836  0.681  0.647  1.0
  Lu  Lu16  1  0.858  0.172  0.500  1.0
  Lu  Lu17  1  0.642  0.500  0.828  1.0
  Lu  Lu18  1  0.876  0.007  0.241  1.0
  Lu  Lu19  1  0.250  0.000  1.000  1.0
  Lu  Lu20  1  0.518  0.647  0.319  1.0
  Lu  Lu21  1  0.376  0.241  0.007  1.0
  Lu  Lu22  1  0.471  0.172  0.500  1.0
  Lu  Lu23  1  0.664  0.353  0.318  1.0
  Lu  Lu24  1  0.250  0.500  0.500  1.0
  Lu  Lu25  1  0.883  0.241  0.993  1.0
  Lu  Lu26  1  0.164  0.319  0.353  1.0
  Lu  Lu27  1  0.750  0.500  0.500  1.0
  Sb  Sb28  1  0.554  0.197  0.197  1.0
  Sb  Sb29  1  0.720  0.500  0.060  1.0
  Sb  Sb30  1  0.446  0.803  0.803  1.0
  Sb  Sb31  1  0.280  0.500  0.940  1.0
  Sb  Sb32  1  0.220  0.060  0.500  1.0
  Sb  Sb33  1  0.750  0.803  0.197  1.0
  Sb  Sb34  1  0.780  0.940  0.500  1.0
  Sb  Sb35  1  0.250  0.803  0.197  1.0
  Sb  Sb36  1  0.054  0.197  0.197  1.0
  Sb  Sb37  1  0.750  0.197  0.803  1.0
  Sb  Sb38  1  0.946  0.803  0.803  1.0
  Sb  Sb39  1  0.250  0.197  0.803  1.0
[/CIF]
.