The compound described by Rb3Pr3(PS4)4 crystallizes in the triclinic P-1 space group. There are three inequivalent Rb sites. In the first Rb site, Rb(1) is bonded in a 7-coordinate geometry to one S(13), one S(14), one S(3), one S(4), one S(7), one S(8), and one S(9) atom. In the second Rb site, Rb(2) is bonded in a 10-coordinate geometry to one S(1), one S(10), one S(11), one S(12), one S(15), one S(4), one S(6), one S(9), and two equivalent S(5) atoms. In the third Rb site, Rb(3) is bonded in a 7-coordinate geometry to one S(11), one S(12), one S(15), one S(3), one S(7), and two equivalent S(16) atoms. There are three inequivalent Pr sites. In the first Pr site, Pr(1) is bonded in a 8-coordinate geometry to one S(10), one S(12), one S(4), one S(9), two equivalent S(13), and two equivalent S(14) atoms. In the second Pr site, Pr(2) is bonded in a 8-coordinate geometry to one S(11), one S(15), one S(6), one S(7), two equivalent S(2), and two equivalent S(8) atoms. In the third Pr site, Pr(3) is bonded in a 8-coordinate geometry to one S(1), one S(10), one S(14), one S(16), one S(2), one S(3), one S(5), and one S(6) atom. There are four inequivalent P sites. In the first P site, P(1) is bonded in a tetrahedral geometry to one S(14), one S(4), one S(5), and one S(9) atom. In the second P site, P(2) is bonded in a tetrahedral geometry to one S(10), one S(12), one S(13), and one S(3) atom. In the third P site, P(3) is bonded in a tetrahedral geometry to one S(1), one S(11), one S(2), and one S(7) atom. In the fourth P site, P(4) is bonded in a tetrahedral geometry to one S(15), one S(16), one S(6), and one S(8) atom. There are sixteen inequivalent S sites. In the first S site, S(1) is bonded in a 3-coordinate geometry to one Rb(2), one Pr(3), and one P(3) atom. In the second S site, S(2) is bonded to one Pr(3), two equivalent Pr(2), and one P(3) atom to form distorted SPr3P trigonal pyramids that share  a cornercorner with one S(14)RbPr3P trigonal bipyramid, corners with four equivalent S(8)RbPr2P trigonal pyramids, and  an edgeedge with one S(2)Pr3P trigonal pyramid. In the third S site, S(3) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(3), one Pr(3), and one P(2) atom. In the fourth S site, S(4) is bonded in a distorted rectangular see-saw-like geometry to one Rb(1), one Rb(2), one Pr(1), and one P(1) atom. In the fifth S site, S(5) is bonded in a 4-coordinate geometry to two equivalent Rb(2), one Pr(3), and one P(1) atom. In the sixth S site, S(6) is bonded in a 3-coordinate geometry to one Rb(2), one Pr(2), one Pr(3), and one P(4) atom. In the seventh S site, S(7) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(3), one Pr(2), and one P(3) atom. In the eighth S site, S(8) is bonded to one Rb(1), two equivalent Pr(2), and one P(4) atom to form distorted SRbPr2P trigonal pyramids that share  a cornercorner with one S(14)RbPr3P trigonal bipyramid, corners with four equivalent S(2)Pr3P trigonal pyramids, and  an edgeedge with one S(8)RbPr2P trigonal pyramid. In the ninth S site, S(9) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(2), one Pr(1), and one P(1) atom. In the tenth S site, S(10) is bonded in a distorted rectangular see-saw-like geometry to one Rb(2), one Pr(1), one Pr(3), and one P(2) atom. In the eleventh S site, S(11) is bonded in a 4-coordinate geometry to one Rb(2), one Rb(3), one Pr(2), and one P(3) atom. In the twelfth S site, S(12) is bonded to one Rb(2), one Rb(3), one Pr(1), and one P(2) atom to form distorted corner-sharing SRb2PrP trigonal pyramids. In the thirteenth S site, S(13) is bonded in a 4-coordinate geometry to one Rb(1), two equivalent Pr(1), and one P(2) atom. In the fourteenth S site, S(14) is bonded to one Rb(1), one Pr(3), two equivalent Pr(1), and one P(1) atom to form distorted SRbPr3P trigonal bipyramids that share  a cornercorner with one S(2)Pr3P trigonal pyramid,  a cornercorner with one S(8)RbPr2P trigonal pyramid, corners with two equivalent S(12)Rb2PrP trigonal pyramids, and  an edgeedge with one S(14)RbPr3P trigonal bipyramid. In the fifteenth S site, S(15) is bonded in a 4-coordinate geometry to one Rb(2), one Rb(3), one Pr(2), and one P(4) atom. In the sixteenth S site, S(16) is bonded in a 4-coordinate geometry to two equivalent Rb(3), one Pr(3), and one P(4) atom. is represented by the CIF file [CIF]
data_Rb3Pr3(PS4)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.432
_cell_length_b   10.779
_cell_length_c   14.819
_cell_angle_alpha   85.709
_cell_angle_beta   87.891
_cell_angle_gamma   80.699
_symmetry_Int_Tables_number   1
_cell_volume   1482.073
_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
  Rb  Rb0  1  0.618  0.198  0.255  1.0
  Rb  Rb1  1  0.736  0.424  0.646  1.0
  Rb  Rb2  1  0.208  0.079  0.085  1.0
  Rb  Rb3  1  0.382  0.802  0.745  1.0
  Rb  Rb4  1  0.792  0.921  0.915  1.0
  Rb  Rb5  1  0.264  0.576  0.354  1.0
  Pr  Pr6  1  0.766  0.985  0.525  1.0
  Pr  Pr7  1  0.747  0.470  0.997  1.0
  Pr  Pr8  1  0.253  0.530  0.003  1.0
  Pr  Pr9  1  0.234  0.015  0.475  1.0
  Pr  Pr10  1  0.245  0.278  0.737  1.0
  Pr  Pr11  1  0.755  0.722  0.263  1.0
  P  P12  1  0.448  0.249  0.514  1.0
  P  P13  1  0.003  0.934  0.319  1.0
  P  P14  1  0.992  0.434  0.180  1.0
  P  P15  1  0.472  0.718  0.096  1.0
  P  P16  1  0.997  0.066  0.681  1.0
  P  P17  1  0.528  0.282  0.904  1.0
  P  P18  1  0.008  0.566  0.820  1.0
  P  P19  1  0.552  0.751  0.486  1.0
  S  S20  1  0.076  0.525  0.693  1.0
  S  S21  1  0.055  0.400  0.905  1.0
  S  S22  1  0.107  0.060  0.799  1.0
  S  S23  1  0.945  0.600  0.095  1.0
  S  S24  1  0.678  0.754  0.596  1.0
  S  S25  1  0.627  0.597  0.417  1.0
  S  S26  1  0.580  0.562  0.171  1.0
  S  S27  1  0.892  0.296  0.133  1.0
  S  S28  1  0.503  0.675  0.962  1.0
  S  S29  1  0.655  0.246  0.470  1.0
  S  S30  1  0.322  0.246  0.404  1.0
  S  S31  1  0.373  0.403  0.583  1.0
  S  S32  1  0.944  0.789  0.404  1.0
  S  S33  1  0.791  0.624  0.832  1.0
  S  S34  1  0.220  0.917  0.299  1.0
  S  S35  1  0.051  0.903  0.614  1.0
  S  S36  1  0.345  0.754  0.530  1.0
  S  S37  1  0.442  0.088  0.602  1.0
  S  S38  1  0.744  0.262  0.883  1.0
  S  S39  1  0.558  0.912  0.398  1.0
  S  S40  1  0.256  0.738  0.117  1.0
  S  S41  1  0.564  0.869  0.124  1.0
  S  S42  1  0.108  0.704  0.867  1.0
  S  S43  1  0.949  0.097  0.386  1.0
  S  S44  1  0.497  0.325  0.038  1.0
  S  S45  1  0.780  0.083  0.701  1.0
  S  S46  1  0.436  0.131  0.876  1.0
  S  S47  1  0.893  0.940  0.201  1.0
  S  S48  1  0.924  0.475  0.307  1.0
  S  S49  1  0.056  0.211  0.596  1.0
  S  S50  1  0.209  0.376  0.168  1.0
  S  S51  1  0.420  0.438  0.829  1.0
[/CIF]
.
The compound described by Rb3Pr3(PS4)4 crystallizes in the triclinic P-1 space group. There are three inequivalent Rb sites. In the first Rb site, Rb(1) is bonded in a 7-coordinate geometry to one S(13), one S(14), one S(3), one S(4), one S(7), one S(8), and one S(9) atom. In the second Rb site, Rb(2) is bonded in a 10-coordinate geometry to one S(1), one S(10), one S(11), one S(12), one S(15), one S(4), one S(6), one S(9), and two equivalent S(5) atoms. In the third Rb site, Rb(3) is bonded in a 7-coordinate geometry to one S(11), one S(12), one S(15), one S(3), one S(7), and two equivalent S(16) atoms. There are three inequivalent Pr sites. In the first Pr site, Pr(1) is bonded in a 8-coordinate geometry to one S(10), one S(12), one S(4), one S(9), two equivalent S(13), and two equivalent S(14) atoms. In the second Pr site, Pr(2) is bonded in a 8-coordinate geometry to one S(11), one S(15), one S(6), one S(7), two equivalent S(2), and two equivalent S(8) atoms. In the third Pr site, Pr(3) is bonded in a 8-coordinate geometry to one S(1), one S(10), one S(14), one S(16), one S(2), one S(3), one S(5), and one S(6) atom. There are four inequivalent P sites. In the first P site, P(1) is bonded in a tetrahedral geometry to one S(14), one S(4), one S(5), and one S(9) atom. In the second P site, P(2) is bonded in a tetrahedral geometry to one S(10), one S(12), one S(13), and one S(3) atom. In the third P site, P(3) is bonded in a tetrahedral geometry to one S(1), one S(11), one S(2), and one S(7) atom. In the fourth P site, P(4) is bonded in a tetrahedral geometry to one S(15), one S(16), one S(6), and one S(8) atom. There are sixteen inequivalent S sites. In the first S site, S(1) is bonded in a 3-coordinate geometry to one Rb(2), one Pr(3), and one P(3) atom. In the second S site, S(2) is bonded to one Pr(3), two equivalent Pr(2), and one P(3) atom to form distorted SPr3P trigonal pyramids that share  a cornercorner with one S(14)RbPr3P trigonal bipyramid, corners with four equivalent S(8)RbPr2P trigonal pyramids, and  an edgeedge with one S(2)Pr3P trigonal pyramid. In the third S site, S(3) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(3), one Pr(3), and one P(2) atom. In the fourth S site, S(4) is bonded in a distorted rectangular see-saw-like geometry to one Rb(1), one Rb(2), one Pr(1), and one P(1) atom. In the fifth S site, S(5) is bonded in a 4-coordinate geometry to two equivalent Rb(2), one Pr(3), and one P(1) atom. In the sixth S site, S(6) is bonded in a 3-coordinate geometry to one Rb(2), one Pr(2), one Pr(3), and one P(4) atom. In the seventh S site, S(7) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(3), one Pr(2), and one P(3) atom. In the eighth S site, S(8) is bonded to one Rb(1), two equivalent Pr(2), and one P(4) atom to form distorted SRbPr2P trigonal pyramids that share  a cornercorner with one S(14)RbPr3P trigonal bipyramid, corners with four equivalent S(2)Pr3P trigonal pyramids, and  an edgeedge with one S(8)RbPr2P trigonal pyramid. In the ninth S site, S(9) is bonded in a 4-coordinate geometry to one Rb(1), one Rb(2), one Pr(1), and one P(1) atom. In the tenth S site, S(10) is bonded in a distorted rectangular see-saw-like geometry to one Rb(2), one Pr(1), one Pr(3), and one P(2) atom. In the eleventh S site, S(11) is bonded in a 4-coordinate geometry to one Rb(2), one Rb(3), one Pr(2), and one P(3) atom. In the twelfth S site, S(12) is bonded to one Rb(2), one Rb(3), one Pr(1), and one P(2) atom to form distorted corner-sharing SRb2PrP trigonal pyramids. In the thirteenth S site, S(13) is bonded in a 4-coordinate geometry to one Rb(1), two equivalent Pr(1), and one P(2) atom. In the fourteenth S site, S(14) is bonded to one Rb(1), one Pr(3), two equivalent Pr(1), and one P(1) atom to form distorted SRbPr3P trigonal bipyramids that share  a cornercorner with one S(2)Pr3P trigonal pyramid,  a cornercorner with one S(8)RbPr2P trigonal pyramid, corners with two equivalent S(12)Rb2PrP trigonal pyramids, and  an edgeedge with one S(14)RbPr3P trigonal bipyramid. In the fifteenth S site, S(15) is bonded in a 4-coordinate geometry to one Rb(2), one Rb(3), one Pr(2), and one P(4) atom. In the sixteenth S site, S(16) is bonded in a 4-coordinate geometry to two equivalent Rb(3), one Pr(3), and one P(4) atom. is represented by the CIF file [CIF]
data_Rb3Pr3(PS4)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.432
_cell_length_b   10.779
_cell_length_c   14.819
_cell_angle_alpha   85.709
_cell_angle_beta   87.891
_cell_angle_gamma   80.699
_symmetry_Int_Tables_number   1
_cell_volume   1482.073
_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
  Rb  Rb0  1  0.618  0.198  0.255  1.0
  Rb  Rb1  1  0.736  0.424  0.646  1.0
  Rb  Rb2  1  0.208  0.079  0.085  1.0
  Rb  Rb3  1  0.382  0.802  0.745  1.0
  Rb  Rb4  1  0.792  0.921  0.915  1.0
  Rb  Rb5  1  0.264  0.576  0.354  1.0
  Pr  Pr6  1  0.766  0.985  0.525  1.0
  Pr  Pr7  1  0.747  0.470  0.997  1.0
  Pr  Pr8  1  0.253  0.530  0.003  1.0
  Pr  Pr9  1  0.234  0.015  0.475  1.0
  Pr  Pr10  1  0.245  0.278  0.737  1.0
  Pr  Pr11  1  0.755  0.722  0.263  1.0
  P  P12  1  0.448  0.249  0.514  1.0
  P  P13  1  0.003  0.934  0.319  1.0
  P  P14  1  0.992  0.434  0.180  1.0
  P  P15  1  0.472  0.718  0.096  1.0
  P  P16  1  0.997  0.066  0.681  1.0
  P  P17  1  0.528  0.282  0.904  1.0
  P  P18  1  0.008  0.566  0.820  1.0
  P  P19  1  0.552  0.751  0.486  1.0
  S  S20  1  0.076  0.525  0.693  1.0
  S  S21  1  0.055  0.400  0.905  1.0
  S  S22  1  0.107  0.060  0.799  1.0
  S  S23  1  0.945  0.600  0.095  1.0
  S  S24  1  0.678  0.754  0.596  1.0
  S  S25  1  0.627  0.597  0.417  1.0
  S  S26  1  0.580  0.562  0.171  1.0
  S  S27  1  0.892  0.296  0.133  1.0
  S  S28  1  0.503  0.675  0.962  1.0
  S  S29  1  0.655  0.246  0.470  1.0
  S  S30  1  0.322  0.246  0.404  1.0
  S  S31  1  0.373  0.403  0.583  1.0
  S  S32  1  0.944  0.789  0.404  1.0
  S  S33  1  0.791  0.624  0.832  1.0
  S  S34  1  0.220  0.917  0.299  1.0
  S  S35  1  0.051  0.903  0.614  1.0
  S  S36  1  0.345  0.754  0.530  1.0
  S  S37  1  0.442  0.088  0.602  1.0
  S  S38  1  0.744  0.262  0.883  1.0
  S  S39  1  0.558  0.912  0.398  1.0
  S  S40  1  0.256  0.738  0.117  1.0
  S  S41  1  0.564  0.869  0.124  1.0
  S  S42  1  0.108  0.704  0.867  1.0
  S  S43  1  0.949  0.097  0.386  1.0
  S  S44  1  0.497  0.325  0.038  1.0
  S  S45  1  0.780  0.083  0.701  1.0
  S  S46  1  0.436  0.131  0.876  1.0
  S  S47  1  0.893  0.940  0.201  1.0
  S  S48  1  0.924  0.475  0.307  1.0
  S  S49  1  0.056  0.211  0.596  1.0
  S  S50  1  0.209  0.376  0.168  1.0
  S  S51  1  0.420  0.438  0.829  1.0
[/CIF]
.