The material structure described by SrH4(SO4)3 crystallizes in the triclinic P-1 space group. Sr(1) is bonded in a 9-coordinate geometry to one O(11), one O(12), one O(4), one O(6), one O(7), two equivalent O(10), and two equivalent O(5) atoms. There are four inequivalent H sites. In the first H site, H(1) is bonded in a distorted single-bond geometry to one O(2) and one O(8) atom. In the second H site, H(2) is bonded in a distorted single-bond geometry to one O(1) and one O(3) atom. In the third H site, H(3) is bonded in a linear geometry to one O(11) and one O(6) atom. In the fourth H site, H(4) is bonded in a distorted single-bond geometry to one O(8) and one O(9) atom. There are three inequivalent S sites. In the first S site, S(1) is bonded in a tetrahedral geometry to one O(10), one O(3), one O(6), and one O(7) atom. In the second S site, S(2) is bonded in a tetrahedral geometry to one O(1), one O(2), one O(4), and one O(9) atom. In the third S site, S(3) is bonded in a tetrahedral geometry to one O(11), one O(12), one O(5), and one O(8) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 150 degrees geometry to one H(2) and one S(2) atom. In the second O site, O(2) is bonded in a water-like geometry to one H(1) and one S(2) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one H(2) and one S(1) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one Sr(1) and one S(2) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to two equivalent Sr(1) and one S(3) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Sr(1), one H(3), and one S(1) atom. In the seventh O site, O(7) is bonded in a linear geometry to one Sr(1) and one S(1) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one H(1), one H(4), and one S(3) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one H(4) and one S(2) atom. In the tenth O site, O(10) is bonded in a distorted single-bond geometry to two equivalent Sr(1) and one S(1) atom. In the eleventh O site, O(11) is bonded in a distorted bent 120 degrees geometry to one Sr(1), one H(3), and one S(3) atom. In the twelfth O site, O(12) is bonded in a distorted linear geometry to one Sr(1) and one S(3) atom. is represented by the CIF card [CIF]
data_SrH4(SO4)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.041
_cell_length_b   8.574
_cell_length_c   10.390
_cell_angle_alpha   81.467
_cell_angle_beta   83.528
_cell_angle_gamma   70.831
_symmetry_Int_Tables_number   1
_cell_volume   501.542
_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  0.002  0.761  0.441  1.0
  Sr  Sr1  1  0.998  0.239  0.559  1.0
  H  H2  1  0.993  0.522  0.133  1.0
  H  H3  1  0.244  0.096  0.131  1.0
  H  H4  1  0.559  0.279  0.345  1.0
  H  H5  1  0.499  0.652  0.085  1.0
  H  H6  1  0.501  0.348  0.915  1.0
  H  H7  1  0.441  0.721  0.655  1.0
  H  H8  1  0.756  0.904  0.869  1.0
  H  H9  1  0.007  0.478  0.867  1.0
  S  S10  1  0.382  0.045  0.324  1.0
  S  S11  1  0.123  0.724  0.065  1.0
  S  S12  1  0.338  0.492  0.678  1.0
  S  S13  1  0.662  0.508  0.322  1.0
  S  S14  1  0.877  0.276  0.935  1.0
  S  S15  1  0.618  0.955  0.676  1.0
  O  O16  1  0.011  0.205  0.047  1.0
  O  O17  1  0.151  0.534  0.098  1.0
  O  O18  1  0.390  0.028  0.176  1.0
  O  O19  1  0.044  0.805  0.182  1.0
  O  O20  1  0.158  0.471  0.604  1.0
  O  O21  1  0.344  0.222  0.341  1.0
  O  O22  1  0.391  0.066  0.638  1.0
  O  O23  1  0.287  0.456  0.820  1.0
  O  O24  1  0.380  0.714  0.018  1.0
  O  O25  1  0.181  0.999  0.393  1.0
  O  O26  1  0.295  0.686  0.645  1.0
  O  O27  1  0.421  0.595  0.362  1.0
  O  O28  1  0.579  0.405  0.638  1.0
  O  O29  1  0.705  0.314  0.355  1.0
  O  O30  1  0.819  0.001  0.607  1.0
  O  O31  1  0.620  0.286  0.982  1.0
  O  O32  1  0.713  0.544  0.180  1.0
  O  O33  1  0.609  0.934  0.362  1.0
  O  O34  1  0.656  0.778  0.659  1.0
  O  O35  1  0.842  0.529  0.396  1.0
  O  O36  1  0.956  0.195  0.818  1.0
  O  O37  1  0.610  0.972  0.824  1.0
  O  O38  1  0.849  0.466  0.902  1.0
  O  O39  1  0.989  0.795  0.953  1.0
[/CIF]
.
The material structure described by SrH4(SO4)3 crystallizes in the triclinic P-1 space group. Sr(1) is bonded in a 9-coordinate geometry to one O(11), one O(12), one O(4), one O(6), one O(7), two equivalent O(10), and two equivalent O(5) atoms. There are four inequivalent H sites. In the first H site, H(1) is bonded in a distorted single-bond geometry to one O(2) and one O(8) atom. In the second H site, H(2) is bonded in a distorted single-bond geometry to one O(1) and one O(3) atom. In the third H site, H(3) is bonded in a linear geometry to one O(11) and one O(6) atom. In the fourth H site, H(4) is bonded in a distorted single-bond geometry to one O(8) and one O(9) atom. There are three inequivalent S sites. In the first S site, S(1) is bonded in a tetrahedral geometry to one O(10), one O(3), one O(6), and one O(7) atom. In the second S site, S(2) is bonded in a tetrahedral geometry to one O(1), one O(2), one O(4), and one O(9) atom. In the third S site, S(3) is bonded in a tetrahedral geometry to one O(11), one O(12), one O(5), and one O(8) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 150 degrees geometry to one H(2) and one S(2) atom. In the second O site, O(2) is bonded in a water-like geometry to one H(1) and one S(2) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one H(2) and one S(1) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one Sr(1) and one S(2) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to two equivalent Sr(1) and one S(3) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Sr(1), one H(3), and one S(1) atom. In the seventh O site, O(7) is bonded in a linear geometry to one Sr(1) and one S(1) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one H(1), one H(4), and one S(3) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one H(4) and one S(2) atom. In the tenth O site, O(10) is bonded in a distorted single-bond geometry to two equivalent Sr(1) and one S(1) atom. In the eleventh O site, O(11) is bonded in a distorted bent 120 degrees geometry to one Sr(1), one H(3), and one S(3) atom. In the twelfth O site, O(12) is bonded in a distorted linear geometry to one Sr(1) and one S(3) atom. is represented by the CIF card [CIF]
data_SrH4(SO4)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.041
_cell_length_b   8.574
_cell_length_c   10.390
_cell_angle_alpha   81.467
_cell_angle_beta   83.528
_cell_angle_gamma   70.831
_symmetry_Int_Tables_number   1
_cell_volume   501.542
_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  0.002  0.761  0.441  1.0
  Sr  Sr1  1  0.998  0.239  0.559  1.0
  H  H2  1  0.993  0.522  0.133  1.0
  H  H3  1  0.244  0.096  0.131  1.0
  H  H4  1  0.559  0.279  0.345  1.0
  H  H5  1  0.499  0.652  0.085  1.0
  H  H6  1  0.501  0.348  0.915  1.0
  H  H7  1  0.441  0.721  0.655  1.0
  H  H8  1  0.756  0.904  0.869  1.0
  H  H9  1  0.007  0.478  0.867  1.0
  S  S10  1  0.382  0.045  0.324  1.0
  S  S11  1  0.123  0.724  0.065  1.0
  S  S12  1  0.338  0.492  0.678  1.0
  S  S13  1  0.662  0.508  0.322  1.0
  S  S14  1  0.877  0.276  0.935  1.0
  S  S15  1  0.618  0.955  0.676  1.0
  O  O16  1  0.011  0.205  0.047  1.0
  O  O17  1  0.151  0.534  0.098  1.0
  O  O18  1  0.390  0.028  0.176  1.0
  O  O19  1  0.044  0.805  0.182  1.0
  O  O20  1  0.158  0.471  0.604  1.0
  O  O21  1  0.344  0.222  0.341  1.0
  O  O22  1  0.391  0.066  0.638  1.0
  O  O23  1  0.287  0.456  0.820  1.0
  O  O24  1  0.380  0.714  0.018  1.0
  O  O25  1  0.181  0.999  0.393  1.0
  O  O26  1  0.295  0.686  0.645  1.0
  O  O27  1  0.421  0.595  0.362  1.0
  O  O28  1  0.579  0.405  0.638  1.0
  O  O29  1  0.705  0.314  0.355  1.0
  O  O30  1  0.819  0.001  0.607  1.0
  O  O31  1  0.620  0.286  0.982  1.0
  O  O32  1  0.713  0.544  0.180  1.0
  O  O33  1  0.609  0.934  0.362  1.0
  O  O34  1  0.656  0.778  0.659  1.0
  O  O35  1  0.842  0.529  0.396  1.0
  O  O36  1  0.956  0.195  0.818  1.0
  O  O37  1  0.610  0.972  0.824  1.0
  O  O38  1  0.849  0.466  0.902  1.0
  O  O39  1  0.989  0.795  0.953  1.0
[/CIF]
.