The crystal structure described by Sr3(Cd2Ga)2 crystallizes in the monoclinic Cm space group. There are six inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 12-coordinate geometry to one Cd(2), three equivalent Cd(5), three equivalent Cd(8), one Ga(1), two equivalent Ga(3), and two equivalent Ga(4) atoms. In the second Sr site, Sr(2) is bonded in a 12-coordinate geometry to two equivalent Cd(1), three equivalent Cd(3), three equivalent Cd(6), one Ga(2), one Ga(4), and two equivalent Ga(1) atoms. In the third Sr site, Sr(3) is bonded in a 12-coordinate geometry to one Cd(1), two equivalent Cd(2), three equivalent Cd(4), three equivalent Cd(7), one Ga(3), and two equivalent Ga(2) atoms. In the fourth Sr site, Sr(4) is bonded in a 12-coordinate geometry to one Cd(4), one Cd(8), two equivalent Cd(5), two equivalent Cd(7), three equivalent Cd(2), and three equivalent Ga(3) atoms. In the fifth Sr site, Sr(5) is bonded in a 12-coordinate geometry to one Cd(5), one Cd(6), two equivalent Cd(3), two equivalent Cd(8), three equivalent Ga(1), and three equivalent Ga(4) atoms. In the sixth Sr site, Sr(6) is bonded in a 12-coordinate geometry to one Cd(3), one Cd(7), two equivalent Cd(4), two equivalent Cd(6), three equivalent Cd(1), and three equivalent Ga(2) atoms. There are eight inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in a 10-coordinate geometry to one Sr(3), two equivalent Sr(2), three equivalent Sr(6), one Cd(3), one Cd(6), and two equivalent Ga(2) atoms. In the second Cd site, Cd(2) is bonded in a 10-coordinate geometry to one Sr(1), two equivalent Sr(3), three equivalent Sr(4), one Cd(4), one Cd(7), and two equivalent Ga(3) atoms. In the third Cd site, Cd(3) is bonded in a 10-coordinate geometry to one Sr(6), two equivalent Sr(5), three equivalent Sr(2), one Cd(1), two equivalent Cd(6), and one Ga(1) atom. In the fourth Cd site, Cd(4) is bonded in a 10-coordinate geometry to one Sr(4), two equivalent Sr(6), three equivalent Sr(3), one Cd(2), two equivalent Cd(7), and one Ga(2) atom. In the fifth Cd site, Cd(5) is bonded in a 10-coordinate geometry to one Sr(5), two equivalent Sr(4), three equivalent Sr(1), two equivalent Cd(8), one Ga(3), and one Ga(4) atom. In the sixth Cd site, Cd(6) is bonded in a 10-coordinate geometry to one Sr(5), two equivalent Sr(6), three equivalent Sr(2), one Cd(1), two equivalent Cd(3), and one Ga(2) atom. In the seventh Cd site, Cd(7) is bonded in a 10-coordinate geometry to one Sr(6), two equivalent Sr(4), three equivalent Sr(3), one Cd(2), two equivalent Cd(4), and one Ga(3) atom. In the eighth Cd site, Cd(8) is bonded in a 10-coordinate geometry to one Sr(4), two equivalent Sr(5), three equivalent Sr(1), two equivalent Cd(5), one Ga(1), and one Ga(4) atom. There are four inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a 10-coordinate geometry to one Sr(1), two equivalent Sr(2), three equivalent Sr(5), one Cd(3), one Cd(8), and two equivalent Ga(4) atoms. In the second Ga site, Ga(2) is bonded in a 10-coordinate geometry to one Sr(2), two equivalent Sr(3), three equivalent Sr(6), one Cd(4), one Cd(6), and two equivalent Cd(1) atoms. In the third Ga site, Ga(3) is bonded in a 10-coordinate geometry to one Sr(3), two equivalent Sr(1), three equivalent Sr(4), one Cd(5), one Cd(7), and two equivalent Cd(2) atoms. In the fourth Ga site, Ga(4) is bonded in a 10-coordinate geometry to one Sr(2), two equivalent Sr(1), three equivalent Sr(5), one Cd(5), one Cd(8), and two equivalent Ga(1) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_Sr3(Cd2Ga)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.966
_cell_length_b   6.328
_cell_length_c   17.806
_cell_angle_alpha   83.971
_cell_angle_beta   98.016
_cell_angle_gamma   113.103
_symmetry_Int_Tables_number   1
_cell_volume   508.923
_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
  Sr  Sr0  1  0.556  0.707  0.905  1.0
  Sr  Sr1  1  0.219  0.704  0.233  1.0
  Sr  Sr2  1  0.887  0.706  0.569  1.0
  Sr  Sr3  1  0.780  0.294  0.765  1.0
  Sr  Sr4  1  0.445  0.293  0.097  1.0
  Sr  Sr5  1  0.113  0.295  0.431  1.0
  Cd  Cd6  1  0.799  0.725  0.373  1.0
  Cd  Cd7  1  0.466  0.726  0.707  1.0
  Cd  Cd8  1  0.921  0.108  0.234  1.0
  Cd  Cd9  1  0.588  0.109  0.568  1.0
  Cd  Cd10  1  0.254  0.104  0.905  1.0
  Cd  Cd11  1  0.536  0.274  0.298  1.0
  Cd  Cd12  1  0.202  0.273  0.632  1.0
  Cd  Cd13  1  0.876  0.285  0.966  1.0
  Ga  Ga14  1  0.737  0.883  0.091  1.0
  Ga  Ga15  1  0.409  0.892  0.426  1.0
  Ga  Ga16  1  0.076  0.891  0.760  1.0
  Ga  Ga17  1  0.135  0.731  0.039  1.0
[/CIF]
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The crystal structure described by Sr3(Cd2Ga)2 crystallizes in the monoclinic Cm space group. There are six inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 12-coordinate geometry to one Cd(2), three equivalent Cd(5), three equivalent Cd(8), one Ga(1), two equivalent Ga(3), and two equivalent Ga(4) atoms. In the second Sr site, Sr(2) is bonded in a 12-coordinate geometry to two equivalent Cd(1), three equivalent Cd(3), three equivalent Cd(6), one Ga(2), one Ga(4), and two equivalent Ga(1) atoms. In the third Sr site, Sr(3) is bonded in a 12-coordinate geometry to one Cd(1), two equivalent Cd(2), three equivalent Cd(4), three equivalent Cd(7), one Ga(3), and two equivalent Ga(2) atoms. In the fourth Sr site, Sr(4) is bonded in a 12-coordinate geometry to one Cd(4), one Cd(8), two equivalent Cd(5), two equivalent Cd(7), three equivalent Cd(2), and three equivalent Ga(3) atoms. In the fifth Sr site, Sr(5) is bonded in a 12-coordinate geometry to one Cd(5), one Cd(6), two equivalent Cd(3), two equivalent Cd(8), three equivalent Ga(1), and three equivalent Ga(4) atoms. In the sixth Sr site, Sr(6) is bonded in a 12-coordinate geometry to one Cd(3), one Cd(7), two equivalent Cd(4), two equivalent Cd(6), three equivalent Cd(1), and three equivalent Ga(2) atoms. There are eight inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in a 10-coordinate geometry to one Sr(3), two equivalent Sr(2), three equivalent Sr(6), one Cd(3), one Cd(6), and two equivalent Ga(2) atoms. In the second Cd site, Cd(2) is bonded in a 10-coordinate geometry to one Sr(1), two equivalent Sr(3), three equivalent Sr(4), one Cd(4), one Cd(7), and two equivalent Ga(3) atoms. In the third Cd site, Cd(3) is bonded in a 10-coordinate geometry to one Sr(6), two equivalent Sr(5), three equivalent Sr(2), one Cd(1), two equivalent Cd(6), and one Ga(1) atom. In the fourth Cd site, Cd(4) is bonded in a 10-coordinate geometry to one Sr(4), two equivalent Sr(6), three equivalent Sr(3), one Cd(2), two equivalent Cd(7), and one Ga(2) atom. In the fifth Cd site, Cd(5) is bonded in a 10-coordinate geometry to one Sr(5), two equivalent Sr(4), three equivalent Sr(1), two equivalent Cd(8), one Ga(3), and one Ga(4) atom. In the sixth Cd site, Cd(6) is bonded in a 10-coordinate geometry to one Sr(5), two equivalent Sr(6), three equivalent Sr(2), one Cd(1), two equivalent Cd(3), and one Ga(2) atom. In the seventh Cd site, Cd(7) is bonded in a 10-coordinate geometry to one Sr(6), two equivalent Sr(4), three equivalent Sr(3), one Cd(2), two equivalent Cd(4), and one Ga(3) atom. In the eighth Cd site, Cd(8) is bonded in a 10-coordinate geometry to one Sr(4), two equivalent Sr(5), three equivalent Sr(1), two equivalent Cd(5), one Ga(1), and one Ga(4) atom. There are four inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a 10-coordinate geometry to one Sr(1), two equivalent Sr(2), three equivalent Sr(5), one Cd(3), one Cd(8), and two equivalent Ga(4) atoms. In the second Ga site, Ga(2) is bonded in a 10-coordinate geometry to one Sr(2), two equivalent Sr(3), three equivalent Sr(6), one Cd(4), one Cd(6), and two equivalent Cd(1) atoms. In the third Ga site, Ga(3) is bonded in a 10-coordinate geometry to one Sr(3), two equivalent Sr(1), three equivalent Sr(4), one Cd(5), one Cd(7), and two equivalent Cd(2) atoms. In the fourth Ga site, Ga(4) is bonded in a 10-coordinate geometry to one Sr(2), two equivalent Sr(1), three equivalent Sr(5), one Cd(5), one Cd(8), and two equivalent Ga(1) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_Sr3(Cd2Ga)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.966
_cell_length_b   6.328
_cell_length_c   17.806
_cell_angle_alpha   83.971
_cell_angle_beta   98.016
_cell_angle_gamma   113.103
_symmetry_Int_Tables_number   1
_cell_volume   508.923
_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
  Sr  Sr0  1  0.556  0.707  0.905  1.0
  Sr  Sr1  1  0.219  0.704  0.233  1.0
  Sr  Sr2  1  0.887  0.706  0.569  1.0
  Sr  Sr3  1  0.780  0.294  0.765  1.0
  Sr  Sr4  1  0.445  0.293  0.097  1.0
  Sr  Sr5  1  0.113  0.295  0.431  1.0
  Cd  Cd6  1  0.799  0.725  0.373  1.0
  Cd  Cd7  1  0.466  0.726  0.707  1.0
  Cd  Cd8  1  0.921  0.108  0.234  1.0
  Cd  Cd9  1  0.588  0.109  0.568  1.0
  Cd  Cd10  1  0.254  0.104  0.905  1.0
  Cd  Cd11  1  0.536  0.274  0.298  1.0
  Cd  Cd12  1  0.202  0.273  0.632  1.0
  Cd  Cd13  1  0.876  0.285  0.966  1.0
  Ga  Ga14  1  0.737  0.883  0.091  1.0
  Ga  Ga15  1  0.409  0.892  0.426  1.0
  Ga  Ga16  1  0.076  0.891  0.760  1.0
  Ga  Ga17  1  0.135  0.731  0.039  1.0
[/CIF]
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