The material structure described by La3Mn2Sb3O14 crystallizes in the trigonal R-3m space group. La(1) is bonded in a distorted body-centered cubic geometry to two equivalent O(1), two equivalent O(2), and four equivalent O(3) atoms. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to six equivalent O(3) atoms to form MnO6 octahedra that share corners with six equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles are 55°. In the second Mn site, Mn(2) is bonded to two equivalent O(1) and six equivalent O(2) atoms to form distorted MnO8 hexagonal bipyramids that share edges with six equivalent Sb(1)O6 octahedra. Sb(1) is bonded to two equivalent O(3) and four equivalent O(2) atoms to form SbO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with four equivalent Sb(1)O6 octahedra, and edges with two equivalent Mn(2)O8 hexagonal bipyramids. The corner-sharing octahedral tilt angles range from 42-55°. There are three inequivalent O sites. In the first O site, O(3) is bonded to two equivalent La(1), one Mn(1), and one Sb(1) atom to form distorted OLa2MnSb tetrahedra that share corners with two equivalent O(1)La3Mn tetrahedra, corners with eight equivalent O(3)La2MnSb tetrahedra, corners with four equivalent O(2)LaMnSb2 trigonal pyramids,  an edgeedge with one O(1)La3Mn tetrahedra, edges with two equivalent O(3)La2MnSb tetrahedra, and edges with two equivalent O(2)LaMnSb2 trigonal pyramids. In the second O site, O(1) is bonded to three equivalent La(1) and one Mn(2) atom to form OLa3Mn tetrahedra that share corners with four equivalent O(1)La3Mn tetrahedra, corners with six equivalent O(3)La2MnSb tetrahedra, corners with six equivalent O(2)LaMnSb2 trigonal pyramids, edges with three equivalent O(3)La2MnSb tetrahedra, and edges with three equivalent O(2)LaMnSb2 trigonal pyramids. In the third O site, O(2) is bonded to one La(1), one Mn(2), and two equivalent Sb(1) atoms to form distorted OLaMnSb2 trigonal pyramids that share corners with two equivalent O(1)La3Mn tetrahedra, corners with four equivalent O(3)La2MnSb tetrahedra, corners with eight equivalent O(2)LaMnSb2 trigonal pyramids,  an edgeedge with one O(1)La3Mn tetrahedra, edges with two equivalent O(3)La2MnSb tetrahedra, and edges with two equivalent O(2)LaMnSb2 trigonal pyramids. is represented by the Crystallographic Information File (CIF) [CIF]
data_La3Mn2Sb3O14
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.435
_cell_length_b   7.435
_cell_length_c   7.435
_cell_angle_alpha   61.786
_cell_angle_beta   61.785
_cell_angle_gamma   61.784
_symmetry_Int_Tables_number   1
_cell_volume   302.265
_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  1.000  0.500  0.500  1.0
  La  La1  1  0.500  0.000  0.500  1.0
  La  La2  1  0.500  0.500  1.000  1.0
  Mn  Mn3  1  0.000  1.000  0.000  1.0
  Mn  Mn4  1  0.500  0.500  0.500  1.0
  O  O5  1  0.385  0.385  0.385  1.0
  O  O6  1  0.615  0.615  0.615  1.0
  O  O7  1  0.682  0.682  0.080  1.0
  O  O8  1  0.080  0.682  0.682  1.0
  O  O9  1  0.682  0.080  0.682  1.0
  O  O10  1  0.318  0.318  0.920  1.0
  O  O11  1  0.920  0.318  0.318  1.0
  O  O12  1  0.318  0.920  0.318  1.0
  O  O13  1  0.090  0.090  0.647  1.0
  O  O14  1  0.647  0.090  0.090  1.0
  O  O15  1  0.090  0.647  0.090  1.0
  O  O16  1  0.910  0.910  0.353  1.0
  O  O17  1  0.353  0.910  0.910  1.0
  O  O18  1  0.910  0.353  0.910  1.0
  Sb  Sb19  1  0.500  0.000  1.000  1.0
  Sb  Sb20  1  0.000  0.500  1.000  1.0
  Sb  Sb21  1  1.000  1.000  0.500  1.0
[/CIF]
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The material structure described by La3Mn2Sb3O14 crystallizes in the trigonal R-3m space group. La(1) is bonded in a distorted body-centered cubic geometry to two equivalent O(1), two equivalent O(2), and four equivalent O(3) atoms. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to six equivalent O(3) atoms to form MnO6 octahedra that share corners with six equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles are 55°. In the second Mn site, Mn(2) is bonded to two equivalent O(1) and six equivalent O(2) atoms to form distorted MnO8 hexagonal bipyramids that share edges with six equivalent Sb(1)O6 octahedra. Sb(1) is bonded to two equivalent O(3) and four equivalent O(2) atoms to form SbO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with four equivalent Sb(1)O6 octahedra, and edges with two equivalent Mn(2)O8 hexagonal bipyramids. The corner-sharing octahedral tilt angles range from 42-55°. There are three inequivalent O sites. In the first O site, O(3) is bonded to two equivalent La(1), one Mn(1), and one Sb(1) atom to form distorted OLa2MnSb tetrahedra that share corners with two equivalent O(1)La3Mn tetrahedra, corners with eight equivalent O(3)La2MnSb tetrahedra, corners with four equivalent O(2)LaMnSb2 trigonal pyramids,  an edgeedge with one O(1)La3Mn tetrahedra, edges with two equivalent O(3)La2MnSb tetrahedra, and edges with two equivalent O(2)LaMnSb2 trigonal pyramids. In the second O site, O(1) is bonded to three equivalent La(1) and one Mn(2) atom to form OLa3Mn tetrahedra that share corners with four equivalent O(1)La3Mn tetrahedra, corners with six equivalent O(3)La2MnSb tetrahedra, corners with six equivalent O(2)LaMnSb2 trigonal pyramids, edges with three equivalent O(3)La2MnSb tetrahedra, and edges with three equivalent O(2)LaMnSb2 trigonal pyramids. In the third O site, O(2) is bonded to one La(1), one Mn(2), and two equivalent Sb(1) atoms to form distorted OLaMnSb2 trigonal pyramids that share corners with two equivalent O(1)La3Mn tetrahedra, corners with four equivalent O(3)La2MnSb tetrahedra, corners with eight equivalent O(2)LaMnSb2 trigonal pyramids,  an edgeedge with one O(1)La3Mn tetrahedra, edges with two equivalent O(3)La2MnSb tetrahedra, and edges with two equivalent O(2)LaMnSb2 trigonal pyramids. is represented by the Crystallographic Information File (CIF) [CIF]
data_La3Mn2Sb3O14
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.435
_cell_length_b   7.435
_cell_length_c   7.435
_cell_angle_alpha   61.786
_cell_angle_beta   61.785
_cell_angle_gamma   61.784
_symmetry_Int_Tables_number   1
_cell_volume   302.265
_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  1.000  0.500  0.500  1.0
  La  La1  1  0.500  0.000  0.500  1.0
  La  La2  1  0.500  0.500  1.000  1.0
  Mn  Mn3  1  0.000  1.000  0.000  1.0
  Mn  Mn4  1  0.500  0.500  0.500  1.0
  O  O5  1  0.385  0.385  0.385  1.0
  O  O6  1  0.615  0.615  0.615  1.0
  O  O7  1  0.682  0.682  0.080  1.0
  O  O8  1  0.080  0.682  0.682  1.0
  O  O9  1  0.682  0.080  0.682  1.0
  O  O10  1  0.318  0.318  0.920  1.0
  O  O11  1  0.920  0.318  0.318  1.0
  O  O12  1  0.318  0.920  0.318  1.0
  O  O13  1  0.090  0.090  0.647  1.0
  O  O14  1  0.647  0.090  0.090  1.0
  O  O15  1  0.090  0.647  0.090  1.0
  O  O16  1  0.910  0.910  0.353  1.0
  O  O17  1  0.353  0.910  0.910  1.0
  O  O18  1  0.910  0.353  0.910  1.0
  Sb  Sb19  1  0.500  0.000  1.000  1.0
  Sb  Sb20  1  0.000  0.500  1.000  1.0
  Sb  Sb21  1  1.000  1.000  0.500  1.0
[/CIF]
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