The structure described by Ba3La2Cl12 crystallizes in the triclinic P-1 space group. There are three inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 8-coordinate geometry to one Cl(1), one Cl(11), one Cl(12), one Cl(3), one Cl(4), one Cl(9), and two equivalent Cl(5) atoms. In the second Ba site, Ba(2) is bonded in a 7-coordinate geometry to one Cl(1), one Cl(10), one Cl(12), one Cl(5), one Cl(6), one Cl(7), and one Cl(9) atom. In the third Ba site, Ba(3) is bonded in a 7-coordinate geometry to one Cl(1), one Cl(11), one Cl(2), one Cl(4), one Cl(6), and two equivalent Cl(9) atoms. There are two inequivalent La sites. In the first La site, La(1) is bonded in an octahedral geometry to one Cl(2), one Cl(3), one Cl(4), one Cl(6), one Cl(7), and one Cl(8) atom. In the second La site, La(2) is bonded in a 7-coordinate geometry to one Cl(10), one Cl(11), one Cl(12), one Cl(3), one Cl(5), one Cl(7), and one Cl(8) atom. There are twelve inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in a trigonal non-coplanar geometry to one Ba(1), one Ba(2), and one Ba(3) atom. In the second Cl site, Cl(2) is bonded in a 2-coordinate geometry to one Ba(3) and one La(1) atom. In the third Cl site, Cl(3) is bonded in a distorted trigonal planar geometry to one Ba(1), one La(1), and one La(2) atom. In the fourth Cl site, Cl(4) is bonded in a distorted trigonal planar geometry to one Ba(1), one Ba(3), and one La(1) atom. In the fifth Cl site, Cl(5) is bonded to one Ba(2), two equivalent Ba(1), and one La(2) atom to form distorted ClBa3La tetrahedra that share corners with three equivalent Cl(9)Ba4 tetrahedra and  an edgeedge with one Cl(5)Ba3La tetrahedra. In the sixth Cl site, Cl(6) is bonded in a trigonal non-coplanar geometry to one Ba(2), one Ba(3), and one La(1) atom. In the seventh Cl site, Cl(7) is bonded in a 3-coordinate geometry to one Ba(2), one La(1), and one La(2) atom. In the eighth Cl site, Cl(8) is bonded in a bent 150 degrees geometry to one La(1) and one La(2) atom. In the ninth Cl site, Cl(9) is bonded to one Ba(1), one Ba(2), and two equivalent Ba(3) atoms to form ClBa4 tetrahedra that share corners with three equivalent Cl(5)Ba3La tetrahedra and  an edgeedge with one Cl(9)Ba4 tetrahedra. In the tenth Cl site, Cl(10) is bonded in a distorted water-like geometry to one Ba(2) and one La(2) atom. In the eleventh Cl site, Cl(11) is bonded in a distorted trigonal planar geometry to one Ba(1), one Ba(3), and one La(2) atom. In the twelfth Cl site, Cl(12) is bonded in a distorted trigonal planar geometry to one Ba(1), one Ba(2), and one La(2) atom. is represented by the CIF file [CIF]
data_Ba3La2Cl12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.319
_cell_length_b   10.099
_cell_length_c   13.578
_cell_angle_alpha   109.552
_cell_angle_beta   111.190
_cell_angle_gamma   94.203
_symmetry_Int_Tables_number   1
_cell_volume   1094.951
_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
  Ba  Ba0  1  0.221  0.770  0.633  1.0
  Ba  Ba1  1  0.202  0.307  0.207  1.0
  Ba  Ba2  1  0.588  0.213  0.971  1.0
  Ba  Ba3  1  0.412  0.787  0.029  1.0
  Ba  Ba4  1  0.798  0.693  0.793  1.0
  Ba  Ba5  1  0.779  0.230  0.367  1.0
  La  La6  1  0.006  0.229  0.796  1.0
  La  La7  1  0.367  0.280  0.577  1.0
  La  La8  1  0.633  0.720  0.423  1.0
  La  La9  1  0.994  0.771  0.204  1.0
  Cl  Cl10  1  0.133  0.673  0.797  1.0
  Cl  Cl11  1  0.219  0.455  0.986  1.0
  Cl  Cl12  1  0.076  0.236  0.611  1.0
  Cl  Cl13  1  0.225  0.063  0.838  1.0
  Cl  Cl14  1  0.163  0.430  0.465  1.0
  Cl  Cl15  1  0.087  0.851  0.053  1.0
  Cl  Cl16  1  0.243  0.648  0.298  1.0
  Cl  Cl17  1  0.165  0.048  0.366  1.0
  Cl  Cl18  1  0.545  0.882  0.870  1.0
  Cl  Cl19  1  0.469  0.521  0.770  1.0
  Cl  Cl20  1  0.445  0.087  0.682  1.0
  Cl  Cl21  1  0.515  0.701  0.582  1.0
  Cl  Cl22  1  0.485  0.299  0.418  1.0
  Cl  Cl23  1  0.555  0.913  0.318  1.0
  Cl  Cl24  1  0.531  0.479  0.230  1.0
  Cl  Cl25  1  0.455  0.118  0.130  1.0
  Cl  Cl26  1  0.835  0.952  0.634  1.0
  Cl  Cl27  1  0.757  0.352  0.702  1.0
  Cl  Cl28  1  0.913  0.149  0.947  1.0
  Cl  Cl29  1  0.837  0.570  0.535  1.0
  Cl  Cl30  1  0.775  0.937  0.162  1.0
  Cl  Cl31  1  0.924  0.764  0.389  1.0
  Cl  Cl32  1  0.781  0.545  0.014  1.0
  Cl  Cl33  1  0.867  0.327  0.203  1.0
[/CIF]
.
The structure described by Ba3La2Cl12 crystallizes in the triclinic P-1 space group. There are three inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 8-coordinate geometry to one Cl(1), one Cl(11), one Cl(12), one Cl(3), one Cl(4), one Cl(9), and two equivalent Cl(5) atoms. In the second Ba site, Ba(2) is bonded in a 7-coordinate geometry to one Cl(1), one Cl(10), one Cl(12), one Cl(5), one Cl(6), one Cl(7), and one Cl(9) atom. In the third Ba site, Ba(3) is bonded in a 7-coordinate geometry to one Cl(1), one Cl(11), one Cl(2), one Cl(4), one Cl(6), and two equivalent Cl(9) atoms. There are two inequivalent La sites. In the first La site, La(1) is bonded in an octahedral geometry to one Cl(2), one Cl(3), one Cl(4), one Cl(6), one Cl(7), and one Cl(8) atom. In the second La site, La(2) is bonded in a 7-coordinate geometry to one Cl(10), one Cl(11), one Cl(12), one Cl(3), one Cl(5), one Cl(7), and one Cl(8) atom. There are twelve inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in a trigonal non-coplanar geometry to one Ba(1), one Ba(2), and one Ba(3) atom. In the second Cl site, Cl(2) is bonded in a 2-coordinate geometry to one Ba(3) and one La(1) atom. In the third Cl site, Cl(3) is bonded in a distorted trigonal planar geometry to one Ba(1), one La(1), and one La(2) atom. In the fourth Cl site, Cl(4) is bonded in a distorted trigonal planar geometry to one Ba(1), one Ba(3), and one La(1) atom. In the fifth Cl site, Cl(5) is bonded to one Ba(2), two equivalent Ba(1), and one La(2) atom to form distorted ClBa3La tetrahedra that share corners with three equivalent Cl(9)Ba4 tetrahedra and  an edgeedge with one Cl(5)Ba3La tetrahedra. In the sixth Cl site, Cl(6) is bonded in a trigonal non-coplanar geometry to one Ba(2), one Ba(3), and one La(1) atom. In the seventh Cl site, Cl(7) is bonded in a 3-coordinate geometry to one Ba(2), one La(1), and one La(2) atom. In the eighth Cl site, Cl(8) is bonded in a bent 150 degrees geometry to one La(1) and one La(2) atom. In the ninth Cl site, Cl(9) is bonded to one Ba(1), one Ba(2), and two equivalent Ba(3) atoms to form ClBa4 tetrahedra that share corners with three equivalent Cl(5)Ba3La tetrahedra and  an edgeedge with one Cl(9)Ba4 tetrahedra. In the tenth Cl site, Cl(10) is bonded in a distorted water-like geometry to one Ba(2) and one La(2) atom. In the eleventh Cl site, Cl(11) is bonded in a distorted trigonal planar geometry to one Ba(1), one Ba(3), and one La(2) atom. In the twelfth Cl site, Cl(12) is bonded in a distorted trigonal planar geometry to one Ba(1), one Ba(2), and one La(2) atom. is represented by the CIF file [CIF]
data_Ba3La2Cl12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.319
_cell_length_b   10.099
_cell_length_c   13.578
_cell_angle_alpha   109.552
_cell_angle_beta   111.190
_cell_angle_gamma   94.203
_symmetry_Int_Tables_number   1
_cell_volume   1094.951
_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
  Ba  Ba0  1  0.221  0.770  0.633  1.0
  Ba  Ba1  1  0.202  0.307  0.207  1.0
  Ba  Ba2  1  0.588  0.213  0.971  1.0
  Ba  Ba3  1  0.412  0.787  0.029  1.0
  Ba  Ba4  1  0.798  0.693  0.793  1.0
  Ba  Ba5  1  0.779  0.230  0.367  1.0
  La  La6  1  0.006  0.229  0.796  1.0
  La  La7  1  0.367  0.280  0.577  1.0
  La  La8  1  0.633  0.720  0.423  1.0
  La  La9  1  0.994  0.771  0.204  1.0
  Cl  Cl10  1  0.133  0.673  0.797  1.0
  Cl  Cl11  1  0.219  0.455  0.986  1.0
  Cl  Cl12  1  0.076  0.236  0.611  1.0
  Cl  Cl13  1  0.225  0.063  0.838  1.0
  Cl  Cl14  1  0.163  0.430  0.465  1.0
  Cl  Cl15  1  0.087  0.851  0.053  1.0
  Cl  Cl16  1  0.243  0.648  0.298  1.0
  Cl  Cl17  1  0.165  0.048  0.366  1.0
  Cl  Cl18  1  0.545  0.882  0.870  1.0
  Cl  Cl19  1  0.469  0.521  0.770  1.0
  Cl  Cl20  1  0.445  0.087  0.682  1.0
  Cl  Cl21  1  0.515  0.701  0.582  1.0
  Cl  Cl22  1  0.485  0.299  0.418  1.0
  Cl  Cl23  1  0.555  0.913  0.318  1.0
  Cl  Cl24  1  0.531  0.479  0.230  1.0
  Cl  Cl25  1  0.455  0.118  0.130  1.0
  Cl  Cl26  1  0.835  0.952  0.634  1.0
  Cl  Cl27  1  0.757  0.352  0.702  1.0
  Cl  Cl28  1  0.913  0.149  0.947  1.0
  Cl  Cl29  1  0.837  0.570  0.535  1.0
  Cl  Cl30  1  0.775  0.937  0.162  1.0
  Cl  Cl31  1  0.924  0.764  0.389  1.0
  Cl  Cl32  1  0.781  0.545  0.014  1.0
  Cl  Cl33  1  0.867  0.327  0.203  1.0
[/CIF]
.