The compound described by Ba3LaY2(Cu3O7)2 crystallizes in the orthorhombic Fmm2 space group. There are three inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 10-coordinate geometry to two equivalent O(3), two equivalent O(4), two equivalent O(7), and four equivalent O(1) atoms. In the second Ba site, Ba(2) is bonded in a 10-coordinate geometry to two equivalent O(3), two equivalent O(4), two equivalent O(7), and four equivalent O(1) atoms. In the third Ba site, Ba(3) is bonded in a 10-coordinate geometry to two equivalent O(5), two equivalent O(6), two equivalent O(7), and four equivalent O(2) atoms. La(1) is bonded in a 10-coordinate geometry to two equivalent O(5), two equivalent O(6), two equivalent O(7), and four equivalent O(2) atoms. There are two inequivalent Y sites. In the first Y site, Y(1) is bonded in a body-centered cubic geometry to two equivalent O(3), two equivalent O(4), two equivalent O(5), and two equivalent O(6) atoms. In the second Y site, Y(2) is bonded in a body-centered cubic geometry to two equivalent O(3), two equivalent O(4), two equivalent O(5), and two equivalent O(6) atoms. There are three inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a square co-planar geometry to one O(1), one O(2), and two equivalent O(7) atoms. In the second Cu site, Cu(2) is bonded to one O(1), two equivalent O(3), and two equivalent O(4) atoms to form corner-sharing CuO5 square pyramids. In the third Cu site, Cu(3) is bonded to one O(2), two equivalent O(5), and two equivalent O(6) atoms to form corner-sharing CuO5 square pyramids. There are seven inequivalent O sites. In the first O site, O(5) is bonded in a 6-coordinate geometry to one Ba(3), one La(1), one Y(1), one Y(2), and two equivalent Cu(3) atoms. In the second O site, O(6) is bonded in a 6-coordinate geometry to one Ba(3), one La(1), one Y(1), one Y(2), and two equivalent Cu(3) atoms. In the third O site, O(7) is bonded in a 6-coordinate geometry to one Ba(1), one Ba(2), one Ba(3), one La(1), and two equivalent Cu(1) atoms. In the fourth O site, O(1) is bonded to two equivalent Ba(1), two equivalent Ba(2), one Cu(1), and one Cu(2) atom to form distorted OBa4Cu2 octahedra that share  a cornercorner with one O(2)Ba2La2Cu2 octahedra, corners with four equivalent O(1)Ba4Cu2 octahedra, and edges with four equivalent O(1)Ba4Cu2 octahedra. The corner-sharing octahedral tilt angles range from 0-14°. In the fifth O site, O(2) is bonded to two equivalent Ba(3), two equivalent La(1), one Cu(1), and one Cu(3) atom to form distorted OBa2La2Cu2 octahedra that share  a cornercorner with one O(1)Ba4Cu2 octahedra, corners with four equivalent O(2)Ba2La2Cu2 octahedra, and edges with four equivalent O(2)Ba2La2Cu2 octahedra. The corner-sharing octahedral tilt angles range from 0-10°. In the sixth O site, O(3) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(2), one Y(1), one Y(2), and two equivalent Cu(2) atoms. In the seventh O site, O(4) is bonded in a 6-coordinate geometry to one Ba(1), one Ba(2), one Y(1), one Y(2), and two equivalent Cu(2) atoms. is represented by the CIF card [CIF]
data_Ba3LaY2(Cu3O7)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   12.300
_cell_length_b   12.263
_cell_length_c   5.483
_cell_angle_alpha   77.473
_cell_angle_beta   76.728
_cell_angle_gamma   25.798
_symmetry_Int_Tables_number   1
_cell_volume   350.250
_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
  Ba  Ba0  1  0.591  0.591  0.409  1.0
  Ba  Ba1  1  0.093  0.093  0.907  1.0
  Ba  Ba2  1  0.908  0.908  0.092  1.0
  La  La3  1  0.410  0.410  0.590  1.0
  Y  Y4  1  0.251  0.251  0.749  1.0
  Y  Y5  1  0.751  0.751  0.249  1.0
  Cu  Cu6  1  0.998  0.998  0.502  1.0
  Cu  Cu7  1  0.498  0.498  0.002  1.0
  Cu  Cu8  1  0.679  0.679  0.821  1.0
  Cu  Cu9  1  0.179  0.179  0.321  1.0
  Cu  Cu10  1  0.822  0.822  0.678  1.0
  Cu  Cu11  1  0.322  0.322  0.178  1.0
  O  O12  1  0.579  0.579  0.921  1.0
  O  O13  1  0.079  0.079  0.421  1.0
  O  O14  1  0.917  0.917  0.583  1.0
  O  O15  1  0.417  0.417  0.083  1.0
  O  O16  1  0.941  0.443  0.557  1.0
  O  O17  1  0.443  0.941  0.059  1.0
  O  O18  1  0.940  0.439  0.060  1.0
  O  O19  1  0.439  0.940  0.561  1.0
  O  O20  1  0.070  0.560  0.440  1.0
  O  O21  1  0.560  0.070  0.930  1.0
  O  O22  1  0.068  0.562  0.932  1.0
  O  O23  1  0.562  0.068  0.438  1.0
  O  O24  1  0.706  0.277  0.294  1.0
  O  O25  1  0.277  0.706  0.723  1.0
[/CIF]
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The compound described by Ba3LaY2(Cu3O7)2 crystallizes in the orthorhombic Fmm2 space group. There are three inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 10-coordinate geometry to two equivalent O(3), two equivalent O(4), two equivalent O(7), and four equivalent O(1) atoms. In the second Ba site, Ba(2) is bonded in a 10-coordinate geometry to two equivalent O(3), two equivalent O(4), two equivalent O(7), and four equivalent O(1) atoms. In the third Ba site, Ba(3) is bonded in a 10-coordinate geometry to two equivalent O(5), two equivalent O(6), two equivalent O(7), and four equivalent O(2) atoms. La(1) is bonded in a 10-coordinate geometry to two equivalent O(5), two equivalent O(6), two equivalent O(7), and four equivalent O(2) atoms. There are two inequivalent Y sites. In the first Y site, Y(1) is bonded in a body-centered cubic geometry to two equivalent O(3), two equivalent O(4), two equivalent O(5), and two equivalent O(6) atoms. In the second Y site, Y(2) is bonded in a body-centered cubic geometry to two equivalent O(3), two equivalent O(4), two equivalent O(5), and two equivalent O(6) atoms. There are three inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a square co-planar geometry to one O(1), one O(2), and two equivalent O(7) atoms. In the second Cu site, Cu(2) is bonded to one O(1), two equivalent O(3), and two equivalent O(4) atoms to form corner-sharing CuO5 square pyramids. In the third Cu site, Cu(3) is bonded to one O(2), two equivalent O(5), and two equivalent O(6) atoms to form corner-sharing CuO5 square pyramids. There are seven inequivalent O sites. In the first O site, O(5) is bonded in a 6-coordinate geometry to one Ba(3), one La(1), one Y(1), one Y(2), and two equivalent Cu(3) atoms. In the second O site, O(6) is bonded in a 6-coordinate geometry to one Ba(3), one La(1), one Y(1), one Y(2), and two equivalent Cu(3) atoms. In the third O site, O(7) is bonded in a 6-coordinate geometry to one Ba(1), one Ba(2), one Ba(3), one La(1), and two equivalent Cu(1) atoms. In the fourth O site, O(1) is bonded to two equivalent Ba(1), two equivalent Ba(2), one Cu(1), and one Cu(2) atom to form distorted OBa4Cu2 octahedra that share  a cornercorner with one O(2)Ba2La2Cu2 octahedra, corners with four equivalent O(1)Ba4Cu2 octahedra, and edges with four equivalent O(1)Ba4Cu2 octahedra. The corner-sharing octahedral tilt angles range from 0-14°. In the fifth O site, O(2) is bonded to two equivalent Ba(3), two equivalent La(1), one Cu(1), and one Cu(3) atom to form distorted OBa2La2Cu2 octahedra that share  a cornercorner with one O(1)Ba4Cu2 octahedra, corners with four equivalent O(2)Ba2La2Cu2 octahedra, and edges with four equivalent O(2)Ba2La2Cu2 octahedra. The corner-sharing octahedral tilt angles range from 0-10°. In the sixth O site, O(3) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(2), one Y(1), one Y(2), and two equivalent Cu(2) atoms. In the seventh O site, O(4) is bonded in a 6-coordinate geometry to one Ba(1), one Ba(2), one Y(1), one Y(2), and two equivalent Cu(2) atoms. is represented by the CIF card [CIF]
data_Ba3LaY2(Cu3O7)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   12.300
_cell_length_b   12.263
_cell_length_c   5.483
_cell_angle_alpha   77.473
_cell_angle_beta   76.728
_cell_angle_gamma   25.798
_symmetry_Int_Tables_number   1
_cell_volume   350.250
_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
  Ba  Ba0  1  0.591  0.591  0.409  1.0
  Ba  Ba1  1  0.093  0.093  0.907  1.0
  Ba  Ba2  1  0.908  0.908  0.092  1.0
  La  La3  1  0.410  0.410  0.590  1.0
  Y  Y4  1  0.251  0.251  0.749  1.0
  Y  Y5  1  0.751  0.751  0.249  1.0
  Cu  Cu6  1  0.998  0.998  0.502  1.0
  Cu  Cu7  1  0.498  0.498  0.002  1.0
  Cu  Cu8  1  0.679  0.679  0.821  1.0
  Cu  Cu9  1  0.179  0.179  0.321  1.0
  Cu  Cu10  1  0.822  0.822  0.678  1.0
  Cu  Cu11  1  0.322  0.322  0.178  1.0
  O  O12  1  0.579  0.579  0.921  1.0
  O  O13  1  0.079  0.079  0.421  1.0
  O  O14  1  0.917  0.917  0.583  1.0
  O  O15  1  0.417  0.417  0.083  1.0
  O  O16  1  0.941  0.443  0.557  1.0
  O  O17  1  0.443  0.941  0.059  1.0
  O  O18  1  0.940  0.439  0.060  1.0
  O  O19  1  0.439  0.940  0.561  1.0
  O  O20  1  0.070  0.560  0.440  1.0
  O  O21  1  0.560  0.070  0.930  1.0
  O  O22  1  0.068  0.562  0.932  1.0
  O  O23  1  0.562  0.068  0.438  1.0
  O  O24  1  0.706  0.277  0.294  1.0
  O  O25  1  0.277  0.706  0.723  1.0
[/CIF]
.