The crystal structure described by Cs2CaTm2(WO4)4 crystallizes in the triclinic P1 space group. There are two inequivalent Cs sites. In the first Cs site, Cs(1) is bonded in a 11-coordinate geometry to one Ca(1), one O(1), one O(10), one O(12), one O(14), one O(16), one O(2), one O(3), one O(4), one O(5), and one O(7) atom. In the second Cs site, Cs(2) is bonded in a 10-coordinate geometry to one O(1), one O(11), one O(13), one O(15), one O(2), one O(3), one O(4), one O(6), one O(8), and one O(9) atom. Ca(1) is bonded in a 9-coordinate geometry to one Cs(1), one O(13), one O(14), one O(15), one O(16), one O(2), one O(4), one O(6), and one O(8) atom. There are two inequivalent Tm sites. In the first Tm site, Tm(1) is bonded in a 6-coordinate geometry to one O(11), one O(13), one O(5), one O(6), one O(8), and one O(9) atom. In the second Tm site, Tm(2) is bonded in a 6-coordinate geometry to one O(10), one O(12), one O(14), one O(16), one O(5), and one O(7) atom. There are four inequivalent W sites. In the first W site, W(1) is bonded to one O(1), one O(10), one O(13), one O(4), one O(7), and one O(9) atom to form a mixture of edge and corner-sharing WO6 octahedra. The corner-sharing octahedral tilt angles range from 36-40°. In the second W site, W(2) is bonded to one O(10), one O(14), one O(2), one O(3), one O(8), and one O(9) atom to form a mixture of edge and corner-sharing WO6 octahedra. The corner-sharing octahedral tilt angles range from 34-43°. In the third W site, W(3) is bonded to one O(11), one O(12), one O(15), one O(2), one O(3), and one O(5) atom to form a mixture of edge and corner-sharing WO6 octahedra. The corner-sharing octahedral tilt angles range from 34-43°. In the fourth W site, W(4) is bonded to one O(1), one O(11), one O(12), one O(16), one O(4), and one O(6) atom to form a mixture of edge and corner-sharing WO6 octahedra. The corner-sharing octahedral tilt angles range from 36-40°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Cs(1), one Cs(2), one W(1), and one W(4) atom. In the second O site, O(2) is bonded in a 5-coordinate geometry to one Cs(1), one Cs(2), one Ca(1), one W(2), and one W(3) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Cs(1), one Cs(2), one W(2), and one W(3) atom. In the fourth O site, O(4) is bonded in a 5-coordinate geometry to one Cs(1), one Cs(2), one Ca(1), one W(1), and one W(4) atom. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Cs(1), one Tm(1), one Tm(2), and one W(3) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Cs(2), one Ca(1), one Tm(1), and one W(4) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one Cs(1), one Tm(2), and one W(1) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one Cs(2), one Ca(1), one Tm(1), and one W(2) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Cs(2), one Tm(1), one W(1), and one W(2) atom. In the tenth O site, O(10) is bonded to one Cs(1), one Tm(2), one W(1), and one W(2) atom to form distorted corner-sharing OCsTmW2 trigonal pyramids. In the eleventh O site, O(11) is bonded in a 4-coordinate geometry to one Cs(2), one Tm(1), one W(3), and one W(4) atom. In the twelfth O site, O(12) is bonded to one Cs(1), one Tm(2), one W(3), and one W(4) atom to form distorted corner-sharing OCsTmW2 trigonal pyramids. In the thirteenth O site, O(13) is bonded in a 4-coordinate geometry to one Cs(2), one Ca(1), one Tm(1), and one W(1) atom. In the fourteenth O site, O(14) is bonded in a 4-coordinate geometry to one Cs(1), one Ca(1), one Tm(2), and one W(2) atom. In the fifteenth O site, O(15) is bonded in a 3-coordinate geometry to one Cs(2), one Ca(1), and one W(3) atom. In the sixteenth O site, O(16) is bonded in a distorted rectangular see-saw-like geometry to one Cs(1), one Ca(1), one Tm(2), and one W(4) atom. is represented by the CIF file [CIF]
data_Cs2CaTm2(WO4)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.064
_cell_length_b   7.996
_cell_length_c   7.571
_cell_angle_alpha   62.883
_cell_angle_beta   60.875
_cell_angle_gamma   90.499
_symmetry_Int_Tables_number   1
_cell_volume   362.500
_cell_formula_units_Z   1
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
  Cs  Cs0  1  0.749  0.255  0.741  1.0
  Cs  Cs1  1  0.212  0.782  0.263  1.0
  Ca  Ca2  1  0.990  0.994  0.780  1.0
  Tm  Tm3  1  0.314  0.791  0.733  1.0
  Tm  Tm4  1  0.785  0.201  0.251  1.0
  W  W5  1  0.303  0.313  0.702  1.0
  W  W6  1  0.703  0.686  0.298  1.0
  W  W7  1  0.683  0.689  0.809  1.0
  W  W8  1  0.298  0.285  0.217  1.0
  O  O9  1  0.360  0.251  0.958  1.0
  O  O10  1  0.641  0.765  0.038  1.0
  O  O11  1  0.742  0.634  0.564  1.0
  O  O12  1  0.226  0.342  0.466  1.0
  O  O13  1  0.620  0.921  0.634  1.0
  O  O14  1  0.331  0.048  0.397  1.0
  O  O15  1  0.054  0.332  0.896  1.0
  O  O16  1  0.959  0.686  0.086  1.0
  O  O17  1  0.414  0.628  0.540  1.0
  O  O18  1  0.593  0.375  0.451  1.0
  O  O19  1  0.368  0.576  0.989  1.0
  O  O20  1  0.614  0.406  0.048  1.0
  O  O21  1  0.258  0.036  0.797  1.0
  O  O22  1  0.766  0.971  0.177  1.0
  O  O23  1  0.947  0.764  0.691  1.0
  O  O24  1  0.027  0.211  0.333  1.0
[/CIF]
.
The crystal structure described by Cs2CaTm2(WO4)4 crystallizes in the triclinic P1 space group. There are two inequivalent Cs sites. In the first Cs site, Cs(1) is bonded in a 11-coordinate geometry to one Ca(1), one O(1), one O(10), one O(12), one O(14), one O(16), one O(2), one O(3), one O(4), one O(5), and one O(7) atom. In the second Cs site, Cs(2) is bonded in a 10-coordinate geometry to one O(1), one O(11), one O(13), one O(15), one O(2), one O(3), one O(4), one O(6), one O(8), and one O(9) atom. Ca(1) is bonded in a 9-coordinate geometry to one Cs(1), one O(13), one O(14), one O(15), one O(16), one O(2), one O(4), one O(6), and one O(8) atom. There are two inequivalent Tm sites. In the first Tm site, Tm(1) is bonded in a 6-coordinate geometry to one O(11), one O(13), one O(5), one O(6), one O(8), and one O(9) atom. In the second Tm site, Tm(2) is bonded in a 6-coordinate geometry to one O(10), one O(12), one O(14), one O(16), one O(5), and one O(7) atom. There are four inequivalent W sites. In the first W site, W(1) is bonded to one O(1), one O(10), one O(13), one O(4), one O(7), and one O(9) atom to form a mixture of edge and corner-sharing WO6 octahedra. The corner-sharing octahedral tilt angles range from 36-40°. In the second W site, W(2) is bonded to one O(10), one O(14), one O(2), one O(3), one O(8), and one O(9) atom to form a mixture of edge and corner-sharing WO6 octahedra. The corner-sharing octahedral tilt angles range from 34-43°. In the third W site, W(3) is bonded to one O(11), one O(12), one O(15), one O(2), one O(3), and one O(5) atom to form a mixture of edge and corner-sharing WO6 octahedra. The corner-sharing octahedral tilt angles range from 34-43°. In the fourth W site, W(4) is bonded to one O(1), one O(11), one O(12), one O(16), one O(4), and one O(6) atom to form a mixture of edge and corner-sharing WO6 octahedra. The corner-sharing octahedral tilt angles range from 36-40°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Cs(1), one Cs(2), one W(1), and one W(4) atom. In the second O site, O(2) is bonded in a 5-coordinate geometry to one Cs(1), one Cs(2), one Ca(1), one W(2), and one W(3) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Cs(1), one Cs(2), one W(2), and one W(3) atom. In the fourth O site, O(4) is bonded in a 5-coordinate geometry to one Cs(1), one Cs(2), one Ca(1), one W(1), and one W(4) atom. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Cs(1), one Tm(1), one Tm(2), and one W(3) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Cs(2), one Ca(1), one Tm(1), and one W(4) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one Cs(1), one Tm(2), and one W(1) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one Cs(2), one Ca(1), one Tm(1), and one W(2) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Cs(2), one Tm(1), one W(1), and one W(2) atom. In the tenth O site, O(10) is bonded to one Cs(1), one Tm(2), one W(1), and one W(2) atom to form distorted corner-sharing OCsTmW2 trigonal pyramids. In the eleventh O site, O(11) is bonded in a 4-coordinate geometry to one Cs(2), one Tm(1), one W(3), and one W(4) atom. In the twelfth O site, O(12) is bonded to one Cs(1), one Tm(2), one W(3), and one W(4) atom to form distorted corner-sharing OCsTmW2 trigonal pyramids. In the thirteenth O site, O(13) is bonded in a 4-coordinate geometry to one Cs(2), one Ca(1), one Tm(1), and one W(1) atom. In the fourteenth O site, O(14) is bonded in a 4-coordinate geometry to one Cs(1), one Ca(1), one Tm(2), and one W(2) atom. In the fifteenth O site, O(15) is bonded in a 3-coordinate geometry to one Cs(2), one Ca(1), and one W(3) atom. In the sixteenth O site, O(16) is bonded in a distorted rectangular see-saw-like geometry to one Cs(1), one Ca(1), one Tm(2), and one W(4) atom. is represented by the CIF file [CIF]
data_Cs2CaTm2(WO4)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.064
_cell_length_b   7.996
_cell_length_c   7.571
_cell_angle_alpha   62.883
_cell_angle_beta   60.875
_cell_angle_gamma   90.499
_symmetry_Int_Tables_number   1
_cell_volume   362.500
_cell_formula_units_Z   1
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
  Cs  Cs0  1  0.749  0.255  0.741  1.0
  Cs  Cs1  1  0.212  0.782  0.263  1.0
  Ca  Ca2  1  0.990  0.994  0.780  1.0
  Tm  Tm3  1  0.314  0.791  0.733  1.0
  Tm  Tm4  1  0.785  0.201  0.251  1.0
  W  W5  1  0.303  0.313  0.702  1.0
  W  W6  1  0.703  0.686  0.298  1.0
  W  W7  1  0.683  0.689  0.809  1.0
  W  W8  1  0.298  0.285  0.217  1.0
  O  O9  1  0.360  0.251  0.958  1.0
  O  O10  1  0.641  0.765  0.038  1.0
  O  O11  1  0.742  0.634  0.564  1.0
  O  O12  1  0.226  0.342  0.466  1.0
  O  O13  1  0.620  0.921  0.634  1.0
  O  O14  1  0.331  0.048  0.397  1.0
  O  O15  1  0.054  0.332  0.896  1.0
  O  O16  1  0.959  0.686  0.086  1.0
  O  O17  1  0.414  0.628  0.540  1.0
  O  O18  1  0.593  0.375  0.451  1.0
  O  O19  1  0.368  0.576  0.989  1.0
  O  O20  1  0.614  0.406  0.048  1.0
  O  O21  1  0.258  0.036  0.797  1.0
  O  O22  1  0.766  0.971  0.177  1.0
  O  O23  1  0.947  0.764  0.691  1.0
  O  O24  1  0.027  0.211  0.333  1.0
[/CIF]
.