The compound described by LaSnF7 crystallizes in the monoclinic P2_1/c space group. La(1) is bonded in a 8-coordinate geometry to one F(1), one F(2), one F(3), one F(4), one F(5), one F(6), and two equivalent F(7) atoms. Sn(1) is bonded in an octahedral geometry to one F(1), one F(2), one F(3), one F(4), one F(5), and one F(6) atom. There are seven inequivalent F sites. In the first F site, F(7) is bonded in a bent 150 degrees geometry to two equivalent La(1) atoms. In the second F site, F(1) is bonded in a bent 150 degrees geometry to one La(1) and one Sn(1) atom. In the third F site, F(2) is bonded in a bent 150 degrees geometry to one La(1) and one Sn(1) atom. In the fourth F site, F(3) is bonded in a linear geometry to one La(1) and one Sn(1) atom. In the fifth F site, F(4) is bonded in a distorted bent 150 degrees geometry to one La(1) and one Sn(1) atom. In the sixth F site, F(5) is bonded in a bent 150 degrees geometry to one La(1) and one Sn(1) atom. In the seventh F site, F(6) is bonded in a bent 150 degrees geometry to one La(1) and one Sn(1) atom. is represented by the CIF file [CIF]
data_LaSnF7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.727
_cell_length_b   9.311
_cell_length_c   12.522
_cell_angle_alpha   61.753
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   588.164
_cell_formula_units_Z   4
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  0.760  0.811  0.265  1.0
  La  La1  1  0.260  0.189  0.235  1.0
  La  La2  1  0.240  0.189  0.735  1.0
  La  La3  1  0.740  0.811  0.765  1.0
  Sn  Sn4  1  0.245  0.726  0.543  1.0
  Sn  Sn5  1  0.745  0.274  0.957  1.0
  Sn  Sn6  1  0.755  0.274  0.457  1.0
  Sn  Sn7  1  0.255  0.726  0.043  1.0
  F  F8  1  0.957  0.716  0.459  1.0
  F  F9  1  0.457  0.284  0.041  1.0
  F  F10  1  0.043  0.284  0.541  1.0
  F  F11  1  0.543  0.716  0.959  1.0
  F  F12  1  0.056  0.712  0.919  1.0
  F  F13  1  0.556  0.288  0.581  1.0
  F  F14  1  0.944  0.288  0.081  1.0
  F  F15  1  0.444  0.712  0.419  1.0
  F  F16  1  0.734  0.514  0.862  1.0
  F  F17  1  0.234  0.486  0.638  1.0
  F  F18  1  0.266  0.486  0.138  1.0
  F  F19  1  0.766  0.514  0.362  1.0
  F  F20  1  0.738  0.033  0.052  1.0
  F  F21  1  0.238  0.967  0.448  1.0
  F  F22  1  0.262  0.967  0.948  1.0
  F  F23  1  0.762  0.033  0.552  1.0
  F  F24  1  0.053  0.742  0.669  1.0
  F  F25  1  0.553  0.258  0.831  1.0
  F  F26  1  0.947  0.258  0.331  1.0
  F  F27  1  0.447  0.742  0.169  1.0
  F  F28  1  0.025  0.269  0.867  1.0
  F  F29  1  0.525  0.731  0.633  1.0
  F  F30  1  0.975  0.731  0.133  1.0
  F  F31  1  0.475  0.269  0.367  1.0
  F  F32  1  0.103  0.962  0.231  1.0
  F  F33  1  0.603  0.038  0.269  1.0
  F  F34  1  0.897  0.038  0.769  1.0
  F  F35  1  0.397  0.962  0.731  1.0
[/CIF]
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The compound described by LaSnF7 crystallizes in the monoclinic P2_1/c space group. La(1) is bonded in a 8-coordinate geometry to one F(1), one F(2), one F(3), one F(4), one F(5), one F(6), and two equivalent F(7) atoms. Sn(1) is bonded in an octahedral geometry to one F(1), one F(2), one F(3), one F(4), one F(5), and one F(6) atom. There are seven inequivalent F sites. In the first F site, F(7) is bonded in a bent 150 degrees geometry to two equivalent La(1) atoms. In the second F site, F(1) is bonded in a bent 150 degrees geometry to one La(1) and one Sn(1) atom. In the third F site, F(2) is bonded in a bent 150 degrees geometry to one La(1) and one Sn(1) atom. In the fourth F site, F(3) is bonded in a linear geometry to one La(1) and one Sn(1) atom. In the fifth F site, F(4) is bonded in a distorted bent 150 degrees geometry to one La(1) and one Sn(1) atom. In the sixth F site, F(5) is bonded in a bent 150 degrees geometry to one La(1) and one Sn(1) atom. In the seventh F site, F(6) is bonded in a bent 150 degrees geometry to one La(1) and one Sn(1) atom. is represented by the CIF file [CIF]
data_LaSnF7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.727
_cell_length_b   9.311
_cell_length_c   12.522
_cell_angle_alpha   61.753
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   588.164
_cell_formula_units_Z   4
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  0.760  0.811  0.265  1.0
  La  La1  1  0.260  0.189  0.235  1.0
  La  La2  1  0.240  0.189  0.735  1.0
  La  La3  1  0.740  0.811  0.765  1.0
  Sn  Sn4  1  0.245  0.726  0.543  1.0
  Sn  Sn5  1  0.745  0.274  0.957  1.0
  Sn  Sn6  1  0.755  0.274  0.457  1.0
  Sn  Sn7  1  0.255  0.726  0.043  1.0
  F  F8  1  0.957  0.716  0.459  1.0
  F  F9  1  0.457  0.284  0.041  1.0
  F  F10  1  0.043  0.284  0.541  1.0
  F  F11  1  0.543  0.716  0.959  1.0
  F  F12  1  0.056  0.712  0.919  1.0
  F  F13  1  0.556  0.288  0.581  1.0
  F  F14  1  0.944  0.288  0.081  1.0
  F  F15  1  0.444  0.712  0.419  1.0
  F  F16  1  0.734  0.514  0.862  1.0
  F  F17  1  0.234  0.486  0.638  1.0
  F  F18  1  0.266  0.486  0.138  1.0
  F  F19  1  0.766  0.514  0.362  1.0
  F  F20  1  0.738  0.033  0.052  1.0
  F  F21  1  0.238  0.967  0.448  1.0
  F  F22  1  0.262  0.967  0.948  1.0
  F  F23  1  0.762  0.033  0.552  1.0
  F  F24  1  0.053  0.742  0.669  1.0
  F  F25  1  0.553  0.258  0.831  1.0
  F  F26  1  0.947  0.258  0.331  1.0
  F  F27  1  0.447  0.742  0.169  1.0
  F  F28  1  0.025  0.269  0.867  1.0
  F  F29  1  0.525  0.731  0.633  1.0
  F  F30  1  0.975  0.731  0.133  1.0
  F  F31  1  0.475  0.269  0.367  1.0
  F  F32  1  0.103  0.962  0.231  1.0
  F  F33  1  0.603  0.038  0.269  1.0
  F  F34  1  0.897  0.038  0.769  1.0
  F  F35  1  0.397  0.962  0.731  1.0
[/CIF]
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