The compound described by LuEu4(SnS4)3 crystallizes in the orthorhombic Pmc2_1 space group. Lu(1) is bonded to one S(1), one S(2), one S(3), two equivalent S(6), and two equivalent S(7) atoms to form distorted LuS7 pentagonal bipyramids that share corners with two equivalent Sn(1)S6 octahedra, edges with two equivalent Sn(1)S6 octahedra, edges with two equivalent Sn(2)S6 octahedra, and edges with two equivalent Lu(1)S7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 49°. There are four inequivalent Eu sites. In the first Eu site, Eu(1) is bonded in a 8-coordinate geometry to one S(2), one S(5), two equivalent S(12), two equivalent S(8), and two equivalent S(9) atoms. In the second Eu site, Eu(2) is bonded in a 8-coordinate geometry to one S(3), one S(4), two equivalent S(10), two equivalent S(11), and two equivalent S(9) atoms. In the third Eu site, Eu(3) is bonded in a 9-coordinate geometry to one S(5), two equivalent S(10), two equivalent S(11), two equivalent S(12), and two equivalent S(4) atoms. In the fourth Eu site, Eu(4) is bonded in a 9-coordinate geometry to one S(5), two equivalent S(1), two equivalent S(6), two equivalent S(7), and two equivalent S(8) atoms. There are three inequivalent Sn sites. In the first Sn site, Sn(1) is bonded to one S(6), one S(8), two equivalent S(1), and two equivalent S(2) atoms to form SnS6 octahedra that share corners with two equivalent Lu(1)S7 pentagonal bipyramids, edges with two equivalent Sn(1)S6 octahedra, and edges with two equivalent Lu(1)S7 pentagonal bipyramids. In the second Sn site, Sn(2) is bonded to one S(10), one S(7), two equivalent S(3), and two equivalent S(5) atoms to form SnS6 octahedra that share edges with two equivalent Sn(2)S6 octahedra and edges with two equivalent Lu(1)S7 pentagonal bipyramids. In the third Sn site, Sn(3) is bonded to one S(11), one S(12), one S(9), and two equivalent S(4) atoms to form corner-sharing SnS5 trigonal bipyramids. There are twelve inequivalent S sites. In the first S site, S(1) is bonded to one Lu(1), two equivalent Eu(4), and two equivalent Sn(1) atoms to form distorted SEu2LuSn2 trigonal bipyramids that share corners with two equivalent S(7)Eu2Lu2Sn square pyramids, corners with two equivalent S(8)Eu4Sn square pyramids, corners with two equivalent S(5)Eu3Sn2 trigonal bipyramids, corners with four equivalent S(1)Eu2LuSn2 trigonal bipyramids,  a cornercorner with one S(3)EuLuSn2 trigonal pyramid, corners with three equivalent S(2)EuLuSn2 trigonal pyramids, edges with two equivalent S(7)Eu2Lu2Sn square pyramids, edges with two equivalent S(8)Eu4Sn square pyramids, edges with four equivalent S(6)Eu2Lu2Sn trigonal bipyramids, and  an edgeedge with one S(2)EuLuSn2 trigonal pyramid. In the second S site, S(2) is bonded to one Lu(1), one Eu(1), and two equivalent Sn(1) atoms to form SEuLuSn2 trigonal pyramids that share corners with two equivalent S(7)Eu2Lu2Sn square pyramids, corners with two equivalent S(12)Eu4Sn square pyramids, corners with two equivalent S(9)Eu4Sn square pyramids,  a cornercorner with one S(5)Eu3Sn2 trigonal bipyramid, corners with three equivalent S(1)Eu2LuSn2 trigonal bipyramids,  a cornercorner with one S(3)EuLuSn2 trigonal pyramid, corners with two equivalent S(2)EuLuSn2 trigonal pyramids, edges with two equivalent S(8)Eu4Sn square pyramids,  an edgeedge with one S(1)Eu2LuSn2 trigonal bipyramid, and edges with two equivalent S(6)Eu2Lu2Sn trigonal bipyramids. In the third S site, S(3) is bonded to one Lu(1), one Eu(2), and two equivalent Sn(2) atoms to form SEuLuSn2 trigonal pyramids that share corners with two equivalent S(11)Eu4Sn square pyramids, corners with two equivalent S(9)Eu4Sn square pyramids,  a cornercorner with one S(1)Eu2LuSn2 trigonal bipyramid, corners with two equivalent S(6)Eu2Lu2Sn trigonal bipyramids, corners with two equivalent S(5)Eu3Sn2 trigonal bipyramids,  a cornercorner with one S(2)EuLuSn2 trigonal pyramid, corners with two equivalent S(3)EuLuSn2 trigonal pyramids, edges with two equivalent S(7)Eu2Lu2Sn square pyramids, edges with two equivalent S(10)Eu4Sn square pyramids, and  an edgeedge with one S(5)Eu3Sn2 trigonal bipyramid. In the fourth S site, S(4) is bonded in a 5-coordinate geometry to one Eu(2), two equivalent Eu(3), and two equivalent Sn(3) atoms. In the fifth S site, S(5) is bonded to one Eu(1), one Eu(3), one Eu(4), and two equivalent Sn(2) atoms to form distorted SEu3Sn2 trigonal bipyramids that share corners with two equivalent S(11)Eu4Sn square pyramids, corners with two equivalent S(9)Eu4Sn square pyramids, corners with two equivalent S(6)Eu2Lu2Sn trigonal bipyramids, corners with two equivalent S(1)Eu2LuSn2 trigonal bipyramids, corners with two equivalent S(5)Eu3Sn2 trigonal bipyramids,  a cornercorner with one S(2)EuLuSn2 trigonal pyramid, corners with two equivalent S(3)EuLuSn2 trigonal pyramids, edges with two equivalent S(7)Eu2Lu2Sn square pyramids, edges with two equivalent S(10)Eu4Sn square pyramids, edges with two equivalent S(12)Eu4Sn square pyramids, edges with two equivalent S(8)Eu4Sn square pyramids, and  an edgeedge with one S(3)EuLuSn2 trigonal pyramid. In the sixth S site, S(6) is bonded to two equivalent Lu(1), two equivalent Eu(4), and one Sn(1) atom to form distorted SEu2Lu2Sn trigonal bipyramids that share corners with three equivalent S(8)Eu4Sn square pyramids, corners with four equivalent S(7)Eu2Lu2Sn square pyramids, corners with two equivalent S(5)Eu3Sn2 trigonal bipyramids, corners with two equivalent S(3)EuLuSn2 trigonal pyramids,  an edgeedge with one S(8)Eu4Sn square pyramid, edges with two equivalent S(7)Eu2Lu2Sn square pyramids, edges with two equivalent S(6)Eu2Lu2Sn trigonal bipyramids, edges with four equivalent S(1)Eu2LuSn2 trigonal bipyramids, and edges with two equivalent S(2)EuLuSn2 trigonal pyramids. In the seventh S site, S(7) is bonded to two equivalent Lu(1), two equivalent Eu(4), and one Sn(2) atom to form distorted SEu2Lu2Sn square pyramids that share  a cornercorner with one S(10)Eu4Sn square pyramid, corners with two equivalent S(8)Eu4Sn square pyramids, corners with two equivalent S(1)Eu2LuSn2 trigonal bipyramids, corners with four equivalent S(6)Eu2Lu2Sn trigonal bipyramids, corners with two equivalent S(2)EuLuSn2 trigonal pyramids,  an edgeedge with one S(8)Eu4Sn square pyramid, edges with two equivalent S(7)Eu2Lu2Sn square pyramids, edges with two equivalent S(6)Eu2Lu2Sn trigonal bipyramids, edges with two equivalent S(1)Eu2LuSn2 trigonal bipyramids, edges with two equivalent S(5)Eu3Sn2 trigonal bipyramids, and edges with two equivalent S(3)EuLuSn2 trigonal pyramids. In the eighth S site, S(8) is bonded to two equivalent Eu(1), two equivalent Eu(4), and one Sn(1) atom to form SEu4Sn square pyramids that share corners with two equivalent S(7)Eu2Lu2Sn square pyramids, corners with two equivalent S(12)Eu4Sn square pyramids, corners with two equivalent S(9)Eu4Sn square pyramids, corners with two equivalent S(1)Eu2LuSn2 trigonal bipyramids, corners with three equivalent S(6)Eu2Lu2Sn trigonal bipyramids,  an edgeedge with one S(7)Eu2Lu2Sn square pyramid,  an edgeedge with one S(12)Eu4Sn square pyramid,  an edgeedge with one S(9)Eu4Sn square pyramid, edges with two equivalent S(8)Eu4Sn square pyramids,  an edgeedge with one S(6)Eu2Lu2Sn trigonal bipyramid, edges with two equivalent S(1)Eu2LuSn2 trigonal bipyramids, edges with two equivalent S(5)Eu3Sn2 trigonal bipyramids, and edges with two equivalent S(2)EuLuSn2 trigonal pyramids. In the ninth S site, S(9) is bonded to two equivalent Eu(1), two equivalent Eu(2), and one Sn(3) atom to form SEu4Sn square pyramids that share corners with two equivalent S(10)Eu4Sn square pyramids, corners with two equivalent S(11)Eu4Sn square pyramids, corners with two equivalent S(12)Eu4Sn square pyramids, corners with two equivalent S(8)Eu4Sn square pyramids, corners with two equivalent S(5)Eu3Sn2 trigonal bipyramids, corners with two equivalent S(2)EuLuSn2 trigonal pyramids, corners with two equivalent S(3)EuLuSn2 trigonal pyramids,  an edgeedge with one S(10)Eu4Sn square pyramid,  an edgeedge with one S(8)Eu4Sn square pyramid, edges with two equivalent S(9)Eu4Sn square pyramids,  a faceface with one S(11)Eu4Sn square pyramid, and  a faceface with one S(12)Eu4Sn square pyramid. In the tenth S site, S(10) is bonded to two equivalent Eu(2), two equivalent Eu(3), and one Sn(2) atom to form SEu4Sn square pyramids that share  a cornercorner with one S(7)Eu2Lu2Sn square pyramid, corners with two equivalent S(12)Eu4Sn square pyramids, corners with two equivalent S(9)Eu4Sn square pyramids, corners with four equivalent S(11)Eu4Sn square pyramids,  an edgeedge with one S(12)Eu4Sn square pyramid,  an edgeedge with one S(9)Eu4Sn square pyramid, edges with two equivalent S(10)Eu4Sn square pyramids, edges with two equivalent S(11)Eu4Sn square pyramids, edges with two equivalent S(5)Eu3Sn2 trigonal bipyramids, and edges with two equivalent S(3)EuLuSn2 trigonal pyramids. In the eleventh S site, S(11) is bonded to two equivalent Eu(2), two equivalent Eu(3), and one Sn(3) atom to form SEu4Sn square pyramids that share corners with two equivalent S(9)Eu4Sn square pyramids, corners with three equivalent S(12)Eu4Sn square pyramids, corners with four equivalent S(10)Eu4Sn square pyramids, corners with two equivalent S(5)Eu3Sn2 trigonal bipyramids, corners with two equivalent S(3)EuLuSn2 trigonal pyramids,  an edgeedge with one S(12)Eu4Sn square pyramid, edges with two equivalent S(10)Eu4Sn square pyramids, edges with two equivalent S(11)Eu4Sn square pyramids, and  a faceface with one S(9)Eu4Sn square pyramid. In the twelfth S site, S(12) is bonded to two equivalent Eu(1), two equivalent Eu(3), and one Sn(3) atom to form SEu4Sn square pyramids that share corners with two equivalent S(10)Eu4Sn square pyramids, corners with two equivalent S(8)Eu4Sn square pyramids, corners with two equivalent S(9)Eu4Sn square pyramids, corners with three equivalent S(11)Eu4Sn square pyramids, corners with two equivalent S(2)EuLuSn2 trigonal pyramids,  an edgeedge with one S(10)Eu4Sn square pyramid,  an edgeedge with one S(11)Eu4Sn square pyramid,  an edgeedge with one S(8)Eu4Sn square pyramid, edges with two equivalent S(12)Eu4Sn square pyramids, edges with two equivalent S(5)Eu3Sn2 trigonal bipyramids, and  a faceface with one S(9)Eu4Sn square pyramid. is represented by the CIF card [CIF]
data_Eu4Lu(SnS4)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.971
_cell_length_b   11.512
_cell_length_c   20.356
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   930.510
_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
  Eu  Eu0  1  0.500  0.910  0.741  1.0
  Eu  Eu1  1  0.500  0.410  0.259  1.0
  Eu  Eu2  1  0.500  0.274  0.618  1.0
  Eu  Eu3  1  0.500  0.774  0.382  1.0
  Eu  Eu4  1  0.500  0.148  0.412  1.0
  Eu  Eu5  1  0.500  0.648  0.588  1.0
  Eu  Eu6  1  0.500  0.688  0.916  1.0
  Eu  Eu7  1  0.500  0.188  0.084  1.0
  Lu  Lu8  1  0.500  0.328  0.895  1.0
  Lu  Lu9  1  0.500  0.828  0.105  1.0
  Sn  Sn10  1  0.000  0.020  0.912  1.0
  Sn  Sn11  1  0.000  0.520  0.088  1.0
  Sn  Sn12  1  0.000  0.499  0.750  1.0
  Sn  Sn13  1  0.000  0.999  0.250  1.0
  Sn  Sn14  1  0.000  0.488  0.425  1.0
  Sn  Sn15  1  0.000  0.988  0.575  1.0
  S  S16  1  0.500  0.950  0.988  1.0
  S  S17  1  0.500  0.450  0.012  1.0
  S  S18  1  0.500  0.103  0.842  1.0
  S  S19  1  0.500  0.603  0.158  1.0
  S  S20  1  0.500  0.348  0.761  1.0
  S  S21  1  0.500  0.848  0.239  1.0
  S  S22  1  0.500  0.425  0.491  1.0
  S  S23  1  0.500  0.925  0.509  1.0
  S  S24  1  0.500  0.147  0.252  1.0
  S  S25  1  0.500  0.647  0.748  1.0
  S  S26  1  0.000  0.220  0.969  1.0
  S  S27  1  0.000  0.720  0.031  1.0
  S  S28  1  0.000  0.495  0.878  1.0
  S  S29  1  0.000  0.995  0.122  1.0
  S  S30  1  0.000  0.835  0.845  1.0
  S  S31  1  0.000  0.335  0.155  1.0
  S  S32  1  0.000  0.096  0.681  1.0
  S  S33  1  0.000  0.596  0.319  1.0
  S  S34  1  0.000  0.467  0.627  1.0
  S  S35  1  0.000  0.967  0.373  1.0
  S  S36  1  0.000  0.185  0.520  1.0
  S  S37  1  0.000  0.685  0.480  1.0
  S  S38  1  0.000  0.308  0.352  1.0
  S  S39  1  0.000  0.808  0.648  1.0
[/CIF]
.
The compound described by LuEu4(SnS4)3 crystallizes in the orthorhombic Pmc2_1 space group. Lu(1) is bonded to one S(1), one S(2), one S(3), two equivalent S(6), and two equivalent S(7) atoms to form distorted LuS7 pentagonal bipyramids that share corners with two equivalent Sn(1)S6 octahedra, edges with two equivalent Sn(1)S6 octahedra, edges with two equivalent Sn(2)S6 octahedra, and edges with two equivalent Lu(1)S7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 49°. There are four inequivalent Eu sites. In the first Eu site, Eu(1) is bonded in a 8-coordinate geometry to one S(2), one S(5), two equivalent S(12), two equivalent S(8), and two equivalent S(9) atoms. In the second Eu site, Eu(2) is bonded in a 8-coordinate geometry to one S(3), one S(4), two equivalent S(10), two equivalent S(11), and two equivalent S(9) atoms. In the third Eu site, Eu(3) is bonded in a 9-coordinate geometry to one S(5), two equivalent S(10), two equivalent S(11), two equivalent S(12), and two equivalent S(4) atoms. In the fourth Eu site, Eu(4) is bonded in a 9-coordinate geometry to one S(5), two equivalent S(1), two equivalent S(6), two equivalent S(7), and two equivalent S(8) atoms. There are three inequivalent Sn sites. In the first Sn site, Sn(1) is bonded to one S(6), one S(8), two equivalent S(1), and two equivalent S(2) atoms to form SnS6 octahedra that share corners with two equivalent Lu(1)S7 pentagonal bipyramids, edges with two equivalent Sn(1)S6 octahedra, and edges with two equivalent Lu(1)S7 pentagonal bipyramids. In the second Sn site, Sn(2) is bonded to one S(10), one S(7), two equivalent S(3), and two equivalent S(5) atoms to form SnS6 octahedra that share edges with two equivalent Sn(2)S6 octahedra and edges with two equivalent Lu(1)S7 pentagonal bipyramids. In the third Sn site, Sn(3) is bonded to one S(11), one S(12), one S(9), and two equivalent S(4) atoms to form corner-sharing SnS5 trigonal bipyramids. There are twelve inequivalent S sites. In the first S site, S(1) is bonded to one Lu(1), two equivalent Eu(4), and two equivalent Sn(1) atoms to form distorted SEu2LuSn2 trigonal bipyramids that share corners with two equivalent S(7)Eu2Lu2Sn square pyramids, corners with two equivalent S(8)Eu4Sn square pyramids, corners with two equivalent S(5)Eu3Sn2 trigonal bipyramids, corners with four equivalent S(1)Eu2LuSn2 trigonal bipyramids,  a cornercorner with one S(3)EuLuSn2 trigonal pyramid, corners with three equivalent S(2)EuLuSn2 trigonal pyramids, edges with two equivalent S(7)Eu2Lu2Sn square pyramids, edges with two equivalent S(8)Eu4Sn square pyramids, edges with four equivalent S(6)Eu2Lu2Sn trigonal bipyramids, and  an edgeedge with one S(2)EuLuSn2 trigonal pyramid. In the second S site, S(2) is bonded to one Lu(1), one Eu(1), and two equivalent Sn(1) atoms to form SEuLuSn2 trigonal pyramids that share corners with two equivalent S(7)Eu2Lu2Sn square pyramids, corners with two equivalent S(12)Eu4Sn square pyramids, corners with two equivalent S(9)Eu4Sn square pyramids,  a cornercorner with one S(5)Eu3Sn2 trigonal bipyramid, corners with three equivalent S(1)Eu2LuSn2 trigonal bipyramids,  a cornercorner with one S(3)EuLuSn2 trigonal pyramid, corners with two equivalent S(2)EuLuSn2 trigonal pyramids, edges with two equivalent S(8)Eu4Sn square pyramids,  an edgeedge with one S(1)Eu2LuSn2 trigonal bipyramid, and edges with two equivalent S(6)Eu2Lu2Sn trigonal bipyramids. In the third S site, S(3) is bonded to one Lu(1), one Eu(2), and two equivalent Sn(2) atoms to form SEuLuSn2 trigonal pyramids that share corners with two equivalent S(11)Eu4Sn square pyramids, corners with two equivalent S(9)Eu4Sn square pyramids,  a cornercorner with one S(1)Eu2LuSn2 trigonal bipyramid, corners with two equivalent S(6)Eu2Lu2Sn trigonal bipyramids, corners with two equivalent S(5)Eu3Sn2 trigonal bipyramids,  a cornercorner with one S(2)EuLuSn2 trigonal pyramid, corners with two equivalent S(3)EuLuSn2 trigonal pyramids, edges with two equivalent S(7)Eu2Lu2Sn square pyramids, edges with two equivalent S(10)Eu4Sn square pyramids, and  an edgeedge with one S(5)Eu3Sn2 trigonal bipyramid. In the fourth S site, S(4) is bonded in a 5-coordinate geometry to one Eu(2), two equivalent Eu(3), and two equivalent Sn(3) atoms. In the fifth S site, S(5) is bonded to one Eu(1), one Eu(3), one Eu(4), and two equivalent Sn(2) atoms to form distorted SEu3Sn2 trigonal bipyramids that share corners with two equivalent S(11)Eu4Sn square pyramids, corners with two equivalent S(9)Eu4Sn square pyramids, corners with two equivalent S(6)Eu2Lu2Sn trigonal bipyramids, corners with two equivalent S(1)Eu2LuSn2 trigonal bipyramids, corners with two equivalent S(5)Eu3Sn2 trigonal bipyramids,  a cornercorner with one S(2)EuLuSn2 trigonal pyramid, corners with two equivalent S(3)EuLuSn2 trigonal pyramids, edges with two equivalent S(7)Eu2Lu2Sn square pyramids, edges with two equivalent S(10)Eu4Sn square pyramids, edges with two equivalent S(12)Eu4Sn square pyramids, edges with two equivalent S(8)Eu4Sn square pyramids, and  an edgeedge with one S(3)EuLuSn2 trigonal pyramid. In the sixth S site, S(6) is bonded to two equivalent Lu(1), two equivalent Eu(4), and one Sn(1) atom to form distorted SEu2Lu2Sn trigonal bipyramids that share corners with three equivalent S(8)Eu4Sn square pyramids, corners with four equivalent S(7)Eu2Lu2Sn square pyramids, corners with two equivalent S(5)Eu3Sn2 trigonal bipyramids, corners with two equivalent S(3)EuLuSn2 trigonal pyramids,  an edgeedge with one S(8)Eu4Sn square pyramid, edges with two equivalent S(7)Eu2Lu2Sn square pyramids, edges with two equivalent S(6)Eu2Lu2Sn trigonal bipyramids, edges with four equivalent S(1)Eu2LuSn2 trigonal bipyramids, and edges with two equivalent S(2)EuLuSn2 trigonal pyramids. In the seventh S site, S(7) is bonded to two equivalent Lu(1), two equivalent Eu(4), and one Sn(2) atom to form distorted SEu2Lu2Sn square pyramids that share  a cornercorner with one S(10)Eu4Sn square pyramid, corners with two equivalent S(8)Eu4Sn square pyramids, corners with two equivalent S(1)Eu2LuSn2 trigonal bipyramids, corners with four equivalent S(6)Eu2Lu2Sn trigonal bipyramids, corners with two equivalent S(2)EuLuSn2 trigonal pyramids,  an edgeedge with one S(8)Eu4Sn square pyramid, edges with two equivalent S(7)Eu2Lu2Sn square pyramids, edges with two equivalent S(6)Eu2Lu2Sn trigonal bipyramids, edges with two equivalent S(1)Eu2LuSn2 trigonal bipyramids, edges with two equivalent S(5)Eu3Sn2 trigonal bipyramids, and edges with two equivalent S(3)EuLuSn2 trigonal pyramids. In the eighth S site, S(8) is bonded to two equivalent Eu(1), two equivalent Eu(4), and one Sn(1) atom to form SEu4Sn square pyramids that share corners with two equivalent S(7)Eu2Lu2Sn square pyramids, corners with two equivalent S(12)Eu4Sn square pyramids, corners with two equivalent S(9)Eu4Sn square pyramids, corners with two equivalent S(1)Eu2LuSn2 trigonal bipyramids, corners with three equivalent S(6)Eu2Lu2Sn trigonal bipyramids,  an edgeedge with one S(7)Eu2Lu2Sn square pyramid,  an edgeedge with one S(12)Eu4Sn square pyramid,  an edgeedge with one S(9)Eu4Sn square pyramid, edges with two equivalent S(8)Eu4Sn square pyramids,  an edgeedge with one S(6)Eu2Lu2Sn trigonal bipyramid, edges with two equivalent S(1)Eu2LuSn2 trigonal bipyramids, edges with two equivalent S(5)Eu3Sn2 trigonal bipyramids, and edges with two equivalent S(2)EuLuSn2 trigonal pyramids. In the ninth S site, S(9) is bonded to two equivalent Eu(1), two equivalent Eu(2), and one Sn(3) atom to form SEu4Sn square pyramids that share corners with two equivalent S(10)Eu4Sn square pyramids, corners with two equivalent S(11)Eu4Sn square pyramids, corners with two equivalent S(12)Eu4Sn square pyramids, corners with two equivalent S(8)Eu4Sn square pyramids, corners with two equivalent S(5)Eu3Sn2 trigonal bipyramids, corners with two equivalent S(2)EuLuSn2 trigonal pyramids, corners with two equivalent S(3)EuLuSn2 trigonal pyramids,  an edgeedge with one S(10)Eu4Sn square pyramid,  an edgeedge with one S(8)Eu4Sn square pyramid, edges with two equivalent S(9)Eu4Sn square pyramids,  a faceface with one S(11)Eu4Sn square pyramid, and  a faceface with one S(12)Eu4Sn square pyramid. In the tenth S site, S(10) is bonded to two equivalent Eu(2), two equivalent Eu(3), and one Sn(2) atom to form SEu4Sn square pyramids that share  a cornercorner with one S(7)Eu2Lu2Sn square pyramid, corners with two equivalent S(12)Eu4Sn square pyramids, corners with two equivalent S(9)Eu4Sn square pyramids, corners with four equivalent S(11)Eu4Sn square pyramids,  an edgeedge with one S(12)Eu4Sn square pyramid,  an edgeedge with one S(9)Eu4Sn square pyramid, edges with two equivalent S(10)Eu4Sn square pyramids, edges with two equivalent S(11)Eu4Sn square pyramids, edges with two equivalent S(5)Eu3Sn2 trigonal bipyramids, and edges with two equivalent S(3)EuLuSn2 trigonal pyramids. In the eleventh S site, S(11) is bonded to two equivalent Eu(2), two equivalent Eu(3), and one Sn(3) atom to form SEu4Sn square pyramids that share corners with two equivalent S(9)Eu4Sn square pyramids, corners with three equivalent S(12)Eu4Sn square pyramids, corners with four equivalent S(10)Eu4Sn square pyramids, corners with two equivalent S(5)Eu3Sn2 trigonal bipyramids, corners with two equivalent S(3)EuLuSn2 trigonal pyramids,  an edgeedge with one S(12)Eu4Sn square pyramid, edges with two equivalent S(10)Eu4Sn square pyramids, edges with two equivalent S(11)Eu4Sn square pyramids, and  a faceface with one S(9)Eu4Sn square pyramid. In the twelfth S site, S(12) is bonded to two equivalent Eu(1), two equivalent Eu(3), and one Sn(3) atom to form SEu4Sn square pyramids that share corners with two equivalent S(10)Eu4Sn square pyramids, corners with two equivalent S(8)Eu4Sn square pyramids, corners with two equivalent S(9)Eu4Sn square pyramids, corners with three equivalent S(11)Eu4Sn square pyramids, corners with two equivalent S(2)EuLuSn2 trigonal pyramids,  an edgeedge with one S(10)Eu4Sn square pyramid,  an edgeedge with one S(11)Eu4Sn square pyramid,  an edgeedge with one S(8)Eu4Sn square pyramid, edges with two equivalent S(12)Eu4Sn square pyramids, edges with two equivalent S(5)Eu3Sn2 trigonal bipyramids, and  a faceface with one S(9)Eu4Sn square pyramid. is represented by the CIF card [CIF]
data_Eu4Lu(SnS4)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.971
_cell_length_b   11.512
_cell_length_c   20.356
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   930.510
_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
  Eu  Eu0  1  0.500  0.910  0.741  1.0
  Eu  Eu1  1  0.500  0.410  0.259  1.0
  Eu  Eu2  1  0.500  0.274  0.618  1.0
  Eu  Eu3  1  0.500  0.774  0.382  1.0
  Eu  Eu4  1  0.500  0.148  0.412  1.0
  Eu  Eu5  1  0.500  0.648  0.588  1.0
  Eu  Eu6  1  0.500  0.688  0.916  1.0
  Eu  Eu7  1  0.500  0.188  0.084  1.0
  Lu  Lu8  1  0.500  0.328  0.895  1.0
  Lu  Lu9  1  0.500  0.828  0.105  1.0
  Sn  Sn10  1  0.000  0.020  0.912  1.0
  Sn  Sn11  1  0.000  0.520  0.088  1.0
  Sn  Sn12  1  0.000  0.499  0.750  1.0
  Sn  Sn13  1  0.000  0.999  0.250  1.0
  Sn  Sn14  1  0.000  0.488  0.425  1.0
  Sn  Sn15  1  0.000  0.988  0.575  1.0
  S  S16  1  0.500  0.950  0.988  1.0
  S  S17  1  0.500  0.450  0.012  1.0
  S  S18  1  0.500  0.103  0.842  1.0
  S  S19  1  0.500  0.603  0.158  1.0
  S  S20  1  0.500  0.348  0.761  1.0
  S  S21  1  0.500  0.848  0.239  1.0
  S  S22  1  0.500  0.425  0.491  1.0
  S  S23  1  0.500  0.925  0.509  1.0
  S  S24  1  0.500  0.147  0.252  1.0
  S  S25  1  0.500  0.647  0.748  1.0
  S  S26  1  0.000  0.220  0.969  1.0
  S  S27  1  0.000  0.720  0.031  1.0
  S  S28  1  0.000  0.495  0.878  1.0
  S  S29  1  0.000  0.995  0.122  1.0
  S  S30  1  0.000  0.835  0.845  1.0
  S  S31  1  0.000  0.335  0.155  1.0
  S  S32  1  0.000  0.096  0.681  1.0
  S  S33  1  0.000  0.596  0.319  1.0
  S  S34  1  0.000  0.467  0.627  1.0
  S  S35  1  0.000  0.967  0.373  1.0
  S  S36  1  0.000  0.185  0.520  1.0
  S  S37  1  0.000  0.685  0.480  1.0
  S  S38  1  0.000  0.308  0.352  1.0
  S  S39  1  0.000  0.808  0.648  1.0
[/CIF]
.