The structure described by Ca(H2O)7H2O(I)2 is Indium-derived structured and crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of four hydriodic acid atoms, two water molecules, and one Ca(H2O)7 cluster. In the Ca(H2O)7 cluster, Ca(1) is bonded in a 8-coordinate geometry to one O(1), one O(2), one O(4), one O(5), one O(7), one O(8), and two equivalent O(3) atoms. There are fourteen inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(5) atom. In the second H site, H(2) is bonded in a single-bond geometry to one O(2) atom. In the third H site, H(3) is bonded in a single-bond geometry to one O(3) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(3) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(4) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(4) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(1) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one O(1) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one O(7) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one O(2) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one O(8) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one O(7) atom. In the thirteenth H site, H(13) is bonded in a single-bond geometry to one O(8) atom. In the fourteenth H site, H(16) is bonded in a single-bond geometry to one O(5) atom. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a distorted water-like geometry to one Ca(1), one H(7), and one H(8) atom. In the second O site, O(2) is bonded in a distorted water-like geometry to one Ca(1), one H(10), and one H(2) atom. In the third O site, O(3) is bonded in a water-like geometry to two equivalent Ca(1), one H(3), and one H(4) atom. In the fourth O site, O(4) is bonded in a distorted water-like geometry to one Ca(1), one H(5), and one H(6) atom. In the fifth O site, O(5) is bonded in a water-like geometry to one Ca(1), one H(1), and one H(16) atom. In the sixth O site, O(7) is bonded in a distorted water-like geometry to one Ca(1), one H(12), and one H(9) atom. In the seventh O site, O(8) is bonded in a distorted water-like geometry to one Ca(1), one H(11), and one H(13) atom. is represented by the CIF file [CIF]
data_CaH16(IO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.709
_cell_length_b   8.771
_cell_length_c   10.750
_cell_angle_alpha   87.018
_cell_angle_beta   84.226
_cell_angle_gamma   71.899
_symmetry_Int_Tables_number   1
_cell_volume   687.252
_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
  Ca  Ca0  1  0.937  0.117  0.679  1.0
  Ca  Ca1  1  0.063  0.883  0.321  1.0
  H  H2  1  0.892  0.786  0.754  1.0
  H  H3  1  0.108  0.214  0.246  1.0
  H  H4  1  0.830  0.986  0.938  1.0
  H  H5  1  0.170  0.014  0.062  1.0
  H  H6  1  0.248  0.085  0.467  1.0
  H  H7  1  0.752  0.915  0.533  1.0
  H  H8  1  0.293  0.912  0.525  1.0
  H  H9  1  0.707  0.088  0.475  1.0
  H  H10  1  0.914  0.284  0.419  1.0
  H  H11  1  0.086  0.716  0.581  1.0
  H  H12  1  0.816  0.421  0.518  1.0
  H  H13  1  0.184  0.579  0.482  1.0
  H  H14  1  0.354  0.963  0.730  1.0
  H  H15  1  0.646  0.037  0.270  1.0
  H  H16  1  0.259  0.098  0.829  1.0
  H  H17  1  0.741  0.902  0.171  1.0
  H  H18  1  0.527  0.243  0.782  1.0
  H  H19  1  0.473  0.757  0.218  1.0
  H  H20  1  0.807  0.166  0.965  1.0
  H  H21  1  0.193  0.834  0.035  1.0
  H  H22  1  0.010  0.372  0.836  1.0
  H  H23  1  0.990  0.628  0.164  1.0
  H  H24  1  0.523  0.267  0.636  1.0
  H  H25  1  0.477  0.733  0.364  1.0
  H  H26  1  0.838  0.465  0.765  1.0
  H  H27  1  0.162  0.535  0.235  1.0
  H  H28  1  0.633  0.311  0.137  1.0
  H  H29  1  0.367  0.689  0.863  1.0
  H  H30  1  0.756  0.410  0.071  1.0
  H  H31  1  0.244  0.590  0.929  1.0
  H  H32  1  0.089  0.773  0.791  1.0
  H  H33  1  0.911  0.227  0.209  1.0
  I  I34  1  0.278  0.293  0.986  1.0
  I  I35  1  0.722  0.707  0.014  1.0
  I  I36  1  0.586  0.717  0.610  1.0
  I  I37  1  0.414  0.283  0.390  1.0
  O  O38  1  0.236  0.039  0.761  1.0
  O  O39  1  0.764  0.961  0.239  1.0
  O  O40  1  0.843  0.086  0.899  1.0
  O  O41  1  0.157  0.914  0.101  1.0
  O  O42  1  0.190  0.002  0.496  1.0
  O  O43  1  0.810  0.998  0.504  1.0
  O  O44  1  0.891  0.309  0.509  1.0
  O  O45  1  0.109  0.691  0.491  1.0
  O  O46  1  0.003  0.813  0.724  1.0
  O  O47  1  0.997  0.187  0.276  1.0
  O  O48  1  0.757  0.300  0.097  1.0
  O  O49  1  0.243  0.700  0.903  1.0
  O  O50  1  0.605  0.231  0.703  1.0
  O  O51  1  0.395  0.769  0.297  1.0
  O  O52  1  0.937  0.364  0.768  1.0
  O  O53  1  0.063  0.636  0.232  1.0
[/CIF]
.
The structure described by Ca(H2O)7H2O(I)2 is Indium-derived structured and crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of four hydriodic acid atoms, two water molecules, and one Ca(H2O)7 cluster. In the Ca(H2O)7 cluster, Ca(1) is bonded in a 8-coordinate geometry to one O(1), one O(2), one O(4), one O(5), one O(7), one O(8), and two equivalent O(3) atoms. There are fourteen inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(5) atom. In the second H site, H(2) is bonded in a single-bond geometry to one O(2) atom. In the third H site, H(3) is bonded in a single-bond geometry to one O(3) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(3) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(4) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(4) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(1) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one O(1) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one O(7) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one O(2) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one O(8) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one O(7) atom. In the thirteenth H site, H(13) is bonded in a single-bond geometry to one O(8) atom. In the fourteenth H site, H(16) is bonded in a single-bond geometry to one O(5) atom. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a distorted water-like geometry to one Ca(1), one H(7), and one H(8) atom. In the second O site, O(2) is bonded in a distorted water-like geometry to one Ca(1), one H(10), and one H(2) atom. In the third O site, O(3) is bonded in a water-like geometry to two equivalent Ca(1), one H(3), and one H(4) atom. In the fourth O site, O(4) is bonded in a distorted water-like geometry to one Ca(1), one H(5), and one H(6) atom. In the fifth O site, O(5) is bonded in a water-like geometry to one Ca(1), one H(1), and one H(16) atom. In the sixth O site, O(7) is bonded in a distorted water-like geometry to one Ca(1), one H(12), and one H(9) atom. In the seventh O site, O(8) is bonded in a distorted water-like geometry to one Ca(1), one H(11), and one H(13) atom. is represented by the CIF file [CIF]
data_CaH16(IO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.709
_cell_length_b   8.771
_cell_length_c   10.750
_cell_angle_alpha   87.018
_cell_angle_beta   84.226
_cell_angle_gamma   71.899
_symmetry_Int_Tables_number   1
_cell_volume   687.252
_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
  Ca  Ca0  1  0.937  0.117  0.679  1.0
  Ca  Ca1  1  0.063  0.883  0.321  1.0
  H  H2  1  0.892  0.786  0.754  1.0
  H  H3  1  0.108  0.214  0.246  1.0
  H  H4  1  0.830  0.986  0.938  1.0
  H  H5  1  0.170  0.014  0.062  1.0
  H  H6  1  0.248  0.085  0.467  1.0
  H  H7  1  0.752  0.915  0.533  1.0
  H  H8  1  0.293  0.912  0.525  1.0
  H  H9  1  0.707  0.088  0.475  1.0
  H  H10  1  0.914  0.284  0.419  1.0
  H  H11  1  0.086  0.716  0.581  1.0
  H  H12  1  0.816  0.421  0.518  1.0
  H  H13  1  0.184  0.579  0.482  1.0
  H  H14  1  0.354  0.963  0.730  1.0
  H  H15  1  0.646  0.037  0.270  1.0
  H  H16  1  0.259  0.098  0.829  1.0
  H  H17  1  0.741  0.902  0.171  1.0
  H  H18  1  0.527  0.243  0.782  1.0
  H  H19  1  0.473  0.757  0.218  1.0
  H  H20  1  0.807  0.166  0.965  1.0
  H  H21  1  0.193  0.834  0.035  1.0
  H  H22  1  0.010  0.372  0.836  1.0
  H  H23  1  0.990  0.628  0.164  1.0
  H  H24  1  0.523  0.267  0.636  1.0
  H  H25  1  0.477  0.733  0.364  1.0
  H  H26  1  0.838  0.465  0.765  1.0
  H  H27  1  0.162  0.535  0.235  1.0
  H  H28  1  0.633  0.311  0.137  1.0
  H  H29  1  0.367  0.689  0.863  1.0
  H  H30  1  0.756  0.410  0.071  1.0
  H  H31  1  0.244  0.590  0.929  1.0
  H  H32  1  0.089  0.773  0.791  1.0
  H  H33  1  0.911  0.227  0.209  1.0
  I  I34  1  0.278  0.293  0.986  1.0
  I  I35  1  0.722  0.707  0.014  1.0
  I  I36  1  0.586  0.717  0.610  1.0
  I  I37  1  0.414  0.283  0.390  1.0
  O  O38  1  0.236  0.039  0.761  1.0
  O  O39  1  0.764  0.961  0.239  1.0
  O  O40  1  0.843  0.086  0.899  1.0
  O  O41  1  0.157  0.914  0.101  1.0
  O  O42  1  0.190  0.002  0.496  1.0
  O  O43  1  0.810  0.998  0.504  1.0
  O  O44  1  0.891  0.309  0.509  1.0
  O  O45  1  0.109  0.691  0.491  1.0
  O  O46  1  0.003  0.813  0.724  1.0
  O  O47  1  0.997  0.187  0.276  1.0
  O  O48  1  0.757  0.300  0.097  1.0
  O  O49  1  0.243  0.700  0.903  1.0
  O  O50  1  0.605  0.231  0.703  1.0
  O  O51  1  0.395  0.769  0.297  1.0
  O  O52  1  0.937  0.364  0.768  1.0
  O  O53  1  0.063  0.636  0.232  1.0
[/CIF]
.