The compound described by La11Ni4Ge6 crystallizes in the triclinic P1 space group. There are eleven inequivalent La sites. In the first La site, La(1) is bonded in a 6-coordinate geometry to one Ni(2), one Ge(3), two equivalent Ge(4), and two equivalent Ge(5) atoms. In the second La site, La(2) is bonded in a 7-coordinate geometry to one Ni(1), two equivalent Ni(4), two equivalent Ge(2), and two equivalent Ge(6) atoms. In the third La site, La(3) is bonded to one Ni(3), one Ge(4), two equivalent Ge(1), and two equivalent Ge(3) atoms to form distorted edge-sharing LaNiGe5 octahedra. In the fourth La site, La(4) is bonded in a 8-coordinate geometry to two equivalent Ni(2), two equivalent Ni(3), one Ge(1), one Ge(3), one Ge(4), and one Ge(5) atom. In the fifth La site, La(5) is bonded in a 7-coordinate geometry to one Ni(4), two equivalent Ni(1), one Ge(5), one Ge(6), and two equivalent Ge(3) atoms. In the sixth La site, La(6) is bonded in a 8-coordinate geometry to two equivalent Ni(2), two equivalent Ni(3), one Ge(1), one Ge(2), one Ge(4), and one Ge(6) atom. In the seventh La site, La(7) is bonded in a square co-planar geometry to two equivalent Ge(5) and two equivalent Ge(6) atoms. In the eighth La site, La(8) is bonded in a 7-coordinate geometry to one Ni(4), two equivalent Ni(1), two equivalent Ge(3), and two equivalent Ge(5) atoms. In the ninth La site, La(9) is bonded to one Ni(2), one Ge(1), two equivalent Ge(2), and two equivalent Ge(4) atoms to form distorted edge-sharing LaNiGe5 octahedra. In the tenth La site, La(10) is bonded in a 7-coordinate geometry to one Ni(1), two equivalent Ni(4), one Ge(5), one Ge(6), and two equivalent Ge(2) atoms. In the eleventh La site, La(11) is bonded in a 6-coordinate geometry to one Ni(3), one Ge(2), two equivalent Ge(1), and two equivalent Ge(6) atoms. There are four inequivalent Ni sites. In the first Ni site, Ni(1) is bonded in a 9-coordinate geometry to one La(10), one La(2), two equivalent La(5), two equivalent La(8), two equivalent Ni(4), and one Ge(3) atom. In the second Ni site, Ni(2) is bonded in a 9-coordinate geometry to one La(1), one La(9), two equivalent La(4), two equivalent La(6), one Ni(3), and two equivalent Ge(4) atoms. In the third Ni site, Ni(3) is bonded in a 9-coordinate geometry to one La(11), one La(3), two equivalent La(4), two equivalent La(6), one Ni(2), and two equivalent Ge(1) atoms. In the fourth Ni site, Ni(4) is bonded in a 9-coordinate geometry to one La(5), one La(8), two equivalent La(10), two equivalent La(2), two equivalent Ni(1), and one Ge(2) atom. There are six inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to one La(4), one La(6), one La(9), two equivalent La(11), two equivalent La(3), and two equivalent Ni(3) atoms. In the second Ge site, Ge(2) is bonded in a 9-coordinate geometry to one La(11), one La(6), two equivalent La(10), two equivalent La(2), two equivalent La(9), and one Ni(4) atom. In the third Ge site, Ge(3) is bonded in a 9-coordinate geometry to one La(1), one La(4), two equivalent La(3), two equivalent La(5), two equivalent La(8), and one Ni(1) atom. In the fourth Ge site, Ge(4) is bonded in a 9-coordinate geometry to one La(3), one La(4), one La(6), two equivalent La(1), two equivalent La(9), and two equivalent Ni(2) atoms. In the fifth Ge site, Ge(5) is bonded in a 9-coordinate geometry to one La(10), one La(4), one La(5), two equivalent La(1), two equivalent La(7), and two equivalent La(8) atoms. In the sixth Ge site, Ge(6) is bonded in a 9-coordinate geometry to one La(10), one La(5), one La(6), two equivalent La(11), two equivalent La(2), and two equivalent La(7) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_La11(Ni2Ge3)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.390
_cell_length_b   9.529
_cell_length_c   14.138
_cell_angle_alpha   105.495
_cell_angle_beta   90.007
_cell_angle_gamma   103.310
_symmetry_Int_Tables_number   1
_cell_volume   553.363
_cell_formula_units_Z   1
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
  La  La0  1  0.905  0.810  0.216  1.0
  La  La1  1  0.856  0.711  0.649  1.0
  La  La2  1  0.213  0.426  0.100  1.0
  La  La3  1  0.546  0.092  0.123  1.0
  La  La4  1  0.337  0.674  0.409  1.0
  La  La5  1  0.454  0.908  0.878  1.0
  La  La6  1  1.000  1.000  0.501  1.0
  La  La7  1  0.145  0.289  0.352  1.0
  La  La8  1  0.787  0.573  0.901  1.0
  La  La9  1  0.663  0.326  0.592  1.0
  La  La10  1  0.095  0.189  0.785  1.0
  Ni  Ni11  1  0.753  0.508  0.451  1.0
  Ni  Ni12  1  0.938  0.880  0.026  1.0
  Ni  Ni13  1  0.062  0.119  0.976  1.0
  Ni  Ni14  1  0.248  0.493  0.550  1.0
  Ge  Ge15  1  0.629  0.257  0.951  1.0
  Ge  Ge16  1  0.261  0.521  0.734  1.0
  Ge  Ge17  1  0.739  0.478  0.267  1.0
  Ge  Ge18  1  0.371  0.742  0.050  1.0
  Ge  Ge19  1  0.514  0.028  0.349  1.0
  Ge  Ge20  1  0.486  0.972  0.652  1.0
[/CIF]
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The compound described by La11Ni4Ge6 crystallizes in the triclinic P1 space group. There are eleven inequivalent La sites. In the first La site, La(1) is bonded in a 6-coordinate geometry to one Ni(2), one Ge(3), two equivalent Ge(4), and two equivalent Ge(5) atoms. In the second La site, La(2) is bonded in a 7-coordinate geometry to one Ni(1), two equivalent Ni(4), two equivalent Ge(2), and two equivalent Ge(6) atoms. In the third La site, La(3) is bonded to one Ni(3), one Ge(4), two equivalent Ge(1), and two equivalent Ge(3) atoms to form distorted edge-sharing LaNiGe5 octahedra. In the fourth La site, La(4) is bonded in a 8-coordinate geometry to two equivalent Ni(2), two equivalent Ni(3), one Ge(1), one Ge(3), one Ge(4), and one Ge(5) atom. In the fifth La site, La(5) is bonded in a 7-coordinate geometry to one Ni(4), two equivalent Ni(1), one Ge(5), one Ge(6), and two equivalent Ge(3) atoms. In the sixth La site, La(6) is bonded in a 8-coordinate geometry to two equivalent Ni(2), two equivalent Ni(3), one Ge(1), one Ge(2), one Ge(4), and one Ge(6) atom. In the seventh La site, La(7) is bonded in a square co-planar geometry to two equivalent Ge(5) and two equivalent Ge(6) atoms. In the eighth La site, La(8) is bonded in a 7-coordinate geometry to one Ni(4), two equivalent Ni(1), two equivalent Ge(3), and two equivalent Ge(5) atoms. In the ninth La site, La(9) is bonded to one Ni(2), one Ge(1), two equivalent Ge(2), and two equivalent Ge(4) atoms to form distorted edge-sharing LaNiGe5 octahedra. In the tenth La site, La(10) is bonded in a 7-coordinate geometry to one Ni(1), two equivalent Ni(4), one Ge(5), one Ge(6), and two equivalent Ge(2) atoms. In the eleventh La site, La(11) is bonded in a 6-coordinate geometry to one Ni(3), one Ge(2), two equivalent Ge(1), and two equivalent Ge(6) atoms. There are four inequivalent Ni sites. In the first Ni site, Ni(1) is bonded in a 9-coordinate geometry to one La(10), one La(2), two equivalent La(5), two equivalent La(8), two equivalent Ni(4), and one Ge(3) atom. In the second Ni site, Ni(2) is bonded in a 9-coordinate geometry to one La(1), one La(9), two equivalent La(4), two equivalent La(6), one Ni(3), and two equivalent Ge(4) atoms. In the third Ni site, Ni(3) is bonded in a 9-coordinate geometry to one La(11), one La(3), two equivalent La(4), two equivalent La(6), one Ni(2), and two equivalent Ge(1) atoms. In the fourth Ni site, Ni(4) is bonded in a 9-coordinate geometry to one La(5), one La(8), two equivalent La(10), two equivalent La(2), two equivalent Ni(1), and one Ge(2) atom. There are six inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to one La(4), one La(6), one La(9), two equivalent La(11), two equivalent La(3), and two equivalent Ni(3) atoms. In the second Ge site, Ge(2) is bonded in a 9-coordinate geometry to one La(11), one La(6), two equivalent La(10), two equivalent La(2), two equivalent La(9), and one Ni(4) atom. In the third Ge site, Ge(3) is bonded in a 9-coordinate geometry to one La(1), one La(4), two equivalent La(3), two equivalent La(5), two equivalent La(8), and one Ni(1) atom. In the fourth Ge site, Ge(4) is bonded in a 9-coordinate geometry to one La(3), one La(4), one La(6), two equivalent La(1), two equivalent La(9), and two equivalent Ni(2) atoms. In the fifth Ge site, Ge(5) is bonded in a 9-coordinate geometry to one La(10), one La(4), one La(5), two equivalent La(1), two equivalent La(7), and two equivalent La(8) atoms. In the sixth Ge site, Ge(6) is bonded in a 9-coordinate geometry to one La(10), one La(5), one La(6), two equivalent La(11), two equivalent La(2), and two equivalent La(7) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_La11(Ni2Ge3)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.390
_cell_length_b   9.529
_cell_length_c   14.138
_cell_angle_alpha   105.495
_cell_angle_beta   90.007
_cell_angle_gamma   103.310
_symmetry_Int_Tables_number   1
_cell_volume   553.363
_cell_formula_units_Z   1
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
  La  La0  1  0.905  0.810  0.216  1.0
  La  La1  1  0.856  0.711  0.649  1.0
  La  La2  1  0.213  0.426  0.100  1.0
  La  La3  1  0.546  0.092  0.123  1.0
  La  La4  1  0.337  0.674  0.409  1.0
  La  La5  1  0.454  0.908  0.878  1.0
  La  La6  1  1.000  1.000  0.501  1.0
  La  La7  1  0.145  0.289  0.352  1.0
  La  La8  1  0.787  0.573  0.901  1.0
  La  La9  1  0.663  0.326  0.592  1.0
  La  La10  1  0.095  0.189  0.785  1.0
  Ni  Ni11  1  0.753  0.508  0.451  1.0
  Ni  Ni12  1  0.938  0.880  0.026  1.0
  Ni  Ni13  1  0.062  0.119  0.976  1.0
  Ni  Ni14  1  0.248  0.493  0.550  1.0
  Ge  Ge15  1  0.629  0.257  0.951  1.0
  Ge  Ge16  1  0.261  0.521  0.734  1.0
  Ge  Ge17  1  0.739  0.478  0.267  1.0
  Ge  Ge18  1  0.371  0.742  0.050  1.0
  Ge  Ge19  1  0.514  0.028  0.349  1.0
  Ge  Ge20  1  0.486  0.972  0.652  1.0
[/CIF]
.