The compound described by BaLaGa3O7 crystallizes in the orthorhombic Cmm2 space group. Ba(1) is bonded in a 8-coordinate geometry to one O(1), one O(5), two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms. La(1) is bonded in a 8-coordinate geometry to one O(2), one O(6), two equivalent O(1), two equivalent O(3), and two equivalent O(4) atoms. There are three inequivalent Ga sites. In the first Ga site, Ga(1) is bonded to two equivalent O(3) and two equivalent O(4) atoms to form corner-sharing GaO4 tetrahedra. In the second Ga site, Ga(2) is bonded to one O(1), one O(6), and two equivalent O(4) atoms to form corner-sharing GaO4 tetrahedra. In the third Ga site, Ga(3) is bonded to one O(2), one O(5), and two equivalent O(3) atoms to form corner-sharing GaO4 tetrahedra. There are six inequivalent O sites. In the first O site, O(5) is bonded in a 4-coordinate geometry to two equivalent Ba(1) and two equivalent Ga(3) atoms. In the second O site, O(6) is bonded to two equivalent La(1) and two equivalent Ga(2) atoms to form a mixture of edge and corner-sharing OLa2Ga2 tetrahedra. In the third O site, O(1) is bonded to one Ba(1), two equivalent La(1), and one Ga(2) atom to form OBaLa2Ga tetrahedra that share  a cornercorner with one O(6)La2Ga2 tetrahedra,  an edgeedge with one O(1)BaLa2Ga tetrahedra, and  an edgeedge with one O(6)La2Ga2 tetrahedra. In the fourth O site, O(2) is bonded in a 4-coordinate geometry to two equivalent Ba(1), one La(1), and one Ga(3) atom. In the fifth O site, O(3) is bonded in a 4-coordinate geometry to one Ba(1), one La(1), one Ga(1), and one Ga(3) atom. In the sixth O site, O(4) is bonded in a 4-coordinate geometry to one Ba(1), one La(1), one Ga(1), and one Ga(2) atom. is represented by the CIF card [CIF]
data_BaLaGa3O7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.475
_cell_length_b   8.253
_cell_length_c   8.253
_cell_angle_alpha   88.686
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   372.774
_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  0.505  0.336  0.836  1.0
  Ba  Ba1  1  0.505  0.664  0.164  1.0
  La  La2  1  0.487  0.162  0.338  1.0
  La  La3  1  0.487  0.838  0.662  1.0
  Ga  Ga4  1  0.007  0.500  0.500  1.0
  Ga  Ga5  1  0.007  0.000  0.000  1.0
  Ga  Ga6  1  0.968  0.862  0.362  1.0
  Ga  Ga7  1  0.030  0.649  0.851  1.0
  Ga  Ga8  1  0.968  0.138  0.638  1.0
  Ga  Ga9  1  0.030  0.351  0.149  1.0
  O  O10  1  0.301  0.123  0.623  1.0
  O  O11  1  0.699  0.341  0.159  1.0
  O  O12  1  0.301  0.877  0.377  1.0
  O  O13  1  0.699  0.659  0.841  1.0
  O  O14  1  0.203  0.405  0.340  1.0
  O  O15  1  0.811  0.076  0.831  1.0
  O  O16  1  0.203  0.595  0.660  1.0
  O  O17  1  0.811  0.924  0.169  1.0
  O  O18  1  0.811  0.669  0.424  1.0
  O  O19  1  0.203  0.840  0.905  1.0
  O  O20  1  0.811  0.331  0.576  1.0
  O  O21  1  0.203  0.160  0.095  1.0
  O  O22  1  0.156  0.500  0.000  1.0
  O  O23  1  0.794  0.000  0.500  1.0
[/CIF]
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The compound described by BaLaGa3O7 crystallizes in the orthorhombic Cmm2 space group. Ba(1) is bonded in a 8-coordinate geometry to one O(1), one O(5), two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms. La(1) is bonded in a 8-coordinate geometry to one O(2), one O(6), two equivalent O(1), two equivalent O(3), and two equivalent O(4) atoms. There are three inequivalent Ga sites. In the first Ga site, Ga(1) is bonded to two equivalent O(3) and two equivalent O(4) atoms to form corner-sharing GaO4 tetrahedra. In the second Ga site, Ga(2) is bonded to one O(1), one O(6), and two equivalent O(4) atoms to form corner-sharing GaO4 tetrahedra. In the third Ga site, Ga(3) is bonded to one O(2), one O(5), and two equivalent O(3) atoms to form corner-sharing GaO4 tetrahedra. There are six inequivalent O sites. In the first O site, O(5) is bonded in a 4-coordinate geometry to two equivalent Ba(1) and two equivalent Ga(3) atoms. In the second O site, O(6) is bonded to two equivalent La(1) and two equivalent Ga(2) atoms to form a mixture of edge and corner-sharing OLa2Ga2 tetrahedra. In the third O site, O(1) is bonded to one Ba(1), two equivalent La(1), and one Ga(2) atom to form OBaLa2Ga tetrahedra that share  a cornercorner with one O(6)La2Ga2 tetrahedra,  an edgeedge with one O(1)BaLa2Ga tetrahedra, and  an edgeedge with one O(6)La2Ga2 tetrahedra. In the fourth O site, O(2) is bonded in a 4-coordinate geometry to two equivalent Ba(1), one La(1), and one Ga(3) atom. In the fifth O site, O(3) is bonded in a 4-coordinate geometry to one Ba(1), one La(1), one Ga(1), and one Ga(3) atom. In the sixth O site, O(4) is bonded in a 4-coordinate geometry to one Ba(1), one La(1), one Ga(1), and one Ga(2) atom. is represented by the CIF card [CIF]
data_BaLaGa3O7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.475
_cell_length_b   8.253
_cell_length_c   8.253
_cell_angle_alpha   88.686
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   372.774
_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  0.505  0.336  0.836  1.0
  Ba  Ba1  1  0.505  0.664  0.164  1.0
  La  La2  1  0.487  0.162  0.338  1.0
  La  La3  1  0.487  0.838  0.662  1.0
  Ga  Ga4  1  0.007  0.500  0.500  1.0
  Ga  Ga5  1  0.007  0.000  0.000  1.0
  Ga  Ga6  1  0.968  0.862  0.362  1.0
  Ga  Ga7  1  0.030  0.649  0.851  1.0
  Ga  Ga8  1  0.968  0.138  0.638  1.0
  Ga  Ga9  1  0.030  0.351  0.149  1.0
  O  O10  1  0.301  0.123  0.623  1.0
  O  O11  1  0.699  0.341  0.159  1.0
  O  O12  1  0.301  0.877  0.377  1.0
  O  O13  1  0.699  0.659  0.841  1.0
  O  O14  1  0.203  0.405  0.340  1.0
  O  O15  1  0.811  0.076  0.831  1.0
  O  O16  1  0.203  0.595  0.660  1.0
  O  O17  1  0.811  0.924  0.169  1.0
  O  O18  1  0.811  0.669  0.424  1.0
  O  O19  1  0.203  0.840  0.905  1.0
  O  O20  1  0.811  0.331  0.576  1.0
  O  O21  1  0.203  0.160  0.095  1.0
  O  O22  1  0.156  0.500  0.000  1.0
  O  O23  1  0.794  0.000  0.500  1.0
[/CIF]
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