The structure described by La2CoTiO6 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P-1 space group. There are four inequivalent La sites. In the first La site, La(1) is bonded in a 8-coordinate geometry to one O(1), one O(2), one O(3), one O(6), one O(8), one O(9), and two equivalent O(11) atoms. In the second La site, La(2) is bonded in a 8-coordinate geometry to one O(1), one O(10), one O(2), one O(4), one O(5), one O(7), and two equivalent O(12) atoms. In the third La site, La(3) is bonded in a 8-coordinate geometry to one O(1), one O(11), one O(3), one O(4), one O(5), one O(7), and two equivalent O(9) atoms. In the fourth La site, La(4) is bonded in a 8-coordinate geometry to one O(12), one O(2), one O(3), one O(4), one O(6), one O(8), and two equivalent O(10) atoms. There are two inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(1), one O(10), one O(2), one O(5), one O(6), and one O(9) atom to form TiO6 octahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, and corners with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-29°. In the second Ti site, Ti(2) is bonded to one O(11), one O(12), one O(3), one O(4), one O(7), and one O(8) atom to form TiO6 octahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, and corners with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-29°. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to two equivalent O(12), two equivalent O(4), and two equivalent O(5) atoms to form CoO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra and corners with four equivalent Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-29°. In the second Co site, Co(2) is bonded to two equivalent O(1), two equivalent O(7), and two equivalent O(9) atoms to form CoO6 octahedra that share corners with two equivalent Ti(2)O6 octahedra and corners with four equivalent Ti(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-29°. In the third Co site, Co(3) is bonded to two equivalent O(11), two equivalent O(3), and two equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra and corners with four equivalent Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-29°. In the fourth Co site, Co(4) is bonded to two equivalent O(10), two equivalent O(2), and two equivalent O(8) atoms to form CoO6 octahedra that share corners with two equivalent Ti(2)O6 octahedra and corners with four equivalent Ti(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-29°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 5-coordinate geometry to one La(1), one La(2), one La(3), one Ti(1), and one Co(2) atom. In the second O site, O(2) is bonded in a 5-coordinate geometry to one La(1), one La(2), one La(4), one Ti(1), and one Co(4) atom. In the third O site, O(3) is bonded in a 5-coordinate geometry to one La(1), one La(3), one La(4), one Ti(2), and one Co(3) atom. In the fourth O site, O(4) is bonded in a 5-coordinate geometry to one La(2), one La(3), one La(4), one Ti(2), and one Co(1) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one La(2), one La(3), one Ti(1), and one Co(1) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one La(1), one La(4), one Ti(1), and one Co(3) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one La(2), one La(3), one Ti(2), and one Co(2) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one La(1), one La(4), one Ti(2), and one Co(4) atom. In the ninth O site, O(9) is bonded in a 5-coordinate geometry to one La(1), two equivalent La(3), one Ti(1), and one Co(2) atom. In the tenth O site, O(10) is bonded in a 5-coordinate geometry to one La(2), two equivalent La(4), one Ti(1), and one Co(4) atom. In the eleventh O site, O(11) is bonded in a 5-coordinate geometry to one La(3), two equivalent La(1), one Ti(2), and one Co(3) atom. In the twelfth O site, O(12) is bonded in a 5-coordinate geometry to one La(4), two equivalent La(2), one Ti(2), and one Co(1) atom. is represented by the CIF card [CIF]
data_La2TiCoO6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.579
_cell_length_b   5.696
_cell_length_c   7.931
_cell_angle_alpha   90.001
_cell_angle_beta   89.997
_cell_angle_gamma   89.936
_symmetry_Int_Tables_number   1
_cell_volume   252.053
_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
  Co  Co0  1  0.000  0.000  0.500  1.0
  Co  Co1  1  0.500  0.500  0.000  1.0
  La  La2  1  0.011  0.547  0.749  1.0
  La  La3  1  0.990  0.453  0.251  1.0
  La  La4  1  0.490  0.046  0.751  1.0
  La  La5  1  0.510  0.953  0.249  1.0
  O  O6  1  0.198  0.283  0.952  1.0
  O  O7  1  0.802  0.717  0.048  1.0
  O  O8  1  0.302  0.783  0.548  1.0
  O  O9  1  0.698  0.217  0.452  1.0
  O  O10  1  0.914  0.975  0.758  1.0
  O  O11  1  0.086  0.025  0.242  1.0
  O  O12  1  0.587  0.475  0.741  1.0
  O  O13  1  0.414  0.525  0.259  1.0
  O  O14  1  0.283  0.800  0.956  1.0
  O  O15  1  0.716  0.200  0.044  1.0
  O  O16  1  0.217  0.300  0.544  1.0
  O  O17  1  0.783  0.700  0.456  1.0
  Ti  Ti18  1  1.000  0.000  1.000  1.0
  Ti  Ti19  1  0.500  0.500  0.500  1.0
[/CIF]
.
The structure described by La2CoTiO6 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P-1 space group. There are four inequivalent La sites. In the first La site, La(1) is bonded in a 8-coordinate geometry to one O(1), one O(2), one O(3), one O(6), one O(8), one O(9), and two equivalent O(11) atoms. In the second La site, La(2) is bonded in a 8-coordinate geometry to one O(1), one O(10), one O(2), one O(4), one O(5), one O(7), and two equivalent O(12) atoms. In the third La site, La(3) is bonded in a 8-coordinate geometry to one O(1), one O(11), one O(3), one O(4), one O(5), one O(7), and two equivalent O(9) atoms. In the fourth La site, La(4) is bonded in a 8-coordinate geometry to one O(12), one O(2), one O(3), one O(4), one O(6), one O(8), and two equivalent O(10) atoms. There are two inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(1), one O(10), one O(2), one O(5), one O(6), and one O(9) atom to form TiO6 octahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, and corners with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-29°. In the second Ti site, Ti(2) is bonded to one O(11), one O(12), one O(3), one O(4), one O(7), and one O(8) atom to form TiO6 octahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, and corners with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-29°. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to two equivalent O(12), two equivalent O(4), and two equivalent O(5) atoms to form CoO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra and corners with four equivalent Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-29°. In the second Co site, Co(2) is bonded to two equivalent O(1), two equivalent O(7), and two equivalent O(9) atoms to form CoO6 octahedra that share corners with two equivalent Ti(2)O6 octahedra and corners with four equivalent Ti(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-29°. In the third Co site, Co(3) is bonded to two equivalent O(11), two equivalent O(3), and two equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra and corners with four equivalent Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-29°. In the fourth Co site, Co(4) is bonded to two equivalent O(10), two equivalent O(2), and two equivalent O(8) atoms to form CoO6 octahedra that share corners with two equivalent Ti(2)O6 octahedra and corners with four equivalent Ti(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-29°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 5-coordinate geometry to one La(1), one La(2), one La(3), one Ti(1), and one Co(2) atom. In the second O site, O(2) is bonded in a 5-coordinate geometry to one La(1), one La(2), one La(4), one Ti(1), and one Co(4) atom. In the third O site, O(3) is bonded in a 5-coordinate geometry to one La(1), one La(3), one La(4), one Ti(2), and one Co(3) atom. In the fourth O site, O(4) is bonded in a 5-coordinate geometry to one La(2), one La(3), one La(4), one Ti(2), and one Co(1) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one La(2), one La(3), one Ti(1), and one Co(1) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one La(1), one La(4), one Ti(1), and one Co(3) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one La(2), one La(3), one Ti(2), and one Co(2) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one La(1), one La(4), one Ti(2), and one Co(4) atom. In the ninth O site, O(9) is bonded in a 5-coordinate geometry to one La(1), two equivalent La(3), one Ti(1), and one Co(2) atom. In the tenth O site, O(10) is bonded in a 5-coordinate geometry to one La(2), two equivalent La(4), one Ti(1), and one Co(4) atom. In the eleventh O site, O(11) is bonded in a 5-coordinate geometry to one La(3), two equivalent La(1), one Ti(2), and one Co(3) atom. In the twelfth O site, O(12) is bonded in a 5-coordinate geometry to one La(4), two equivalent La(2), one Ti(2), and one Co(1) atom. is represented by the CIF card [CIF]
data_La2TiCoO6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.579
_cell_length_b   5.696
_cell_length_c   7.931
_cell_angle_alpha   90.001
_cell_angle_beta   89.997
_cell_angle_gamma   89.936
_symmetry_Int_Tables_number   1
_cell_volume   252.053
_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
  Co  Co0  1  0.000  0.000  0.500  1.0
  Co  Co1  1  0.500  0.500  0.000  1.0
  La  La2  1  0.011  0.547  0.749  1.0
  La  La3  1  0.990  0.453  0.251  1.0
  La  La4  1  0.490  0.046  0.751  1.0
  La  La5  1  0.510  0.953  0.249  1.0
  O  O6  1  0.198  0.283  0.952  1.0
  O  O7  1  0.802  0.717  0.048  1.0
  O  O8  1  0.302  0.783  0.548  1.0
  O  O9  1  0.698  0.217  0.452  1.0
  O  O10  1  0.914  0.975  0.758  1.0
  O  O11  1  0.086  0.025  0.242  1.0
  O  O12  1  0.587  0.475  0.741  1.0
  O  O13  1  0.414  0.525  0.259  1.0
  O  O14  1  0.283  0.800  0.956  1.0
  O  O15  1  0.716  0.200  0.044  1.0
  O  O16  1  0.217  0.300  0.544  1.0
  O  O17  1  0.783  0.700  0.456  1.0
  Ti  Ti18  1  1.000  0.000  1.000  1.0
  Ti  Ti19  1  0.500  0.500  0.500  1.0
[/CIF]
.