The material described by MgYMo(WO4)2 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(2), one O(5), one O(6), one O(7), and one O(8) atom to form distorted MgO6 octahedra that share edges with two equivalent W(1)O6 octahedra and edges with two equivalent W(2)O6 octahedra. Y(1) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(8) atom. There are two inequivalent W sites. In the first W site, W(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(7), and one O(8) atom to form WO6 octahedra that share edges with two equivalent Mg(1)O6 octahedra and edges with two equivalent W(2)O6 octahedra. In the second W site, W(2) is bonded to one O(3), one O(4), one O(5), one O(6), one O(7), and one O(8) atom to form WO6 octahedra that share edges with two equivalent Mg(1)O6 octahedra and edges with two equivalent W(1)O6 octahedra. Mo(1) is bonded in a rectangular see-saw-like geometry to one O(2), one O(3), one O(5), and one O(7) atom. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal non-coplanar geometry to one Mg(1), one Y(1), and one W(1) atom. In the second O site, O(2) is bonded to one Mg(1), one Y(1), one W(1), and one Mo(1) atom to form distorted OYMgMoW trigonal pyramids that share  a cornercorner with one O(7)MgMoW2 trigonal pyramid,  a cornercorner with one O(8)YMgW2 trigonal pyramid,  a cornercorner with one O(3)YMoW2 trigonal pyramid,  an edgeedge with one O(7)MgMoW2 trigonal pyramid,  an edgeedge with one O(8)YMgW2 trigonal pyramid, and  an edgeedge with one O(3)YMoW2 trigonal pyramid. In the third O site, O(3) is bonded to one Y(1), one W(1), one W(2), and one Mo(1) atom to form distorted OYMoW2 trigonal pyramids that share  a cornercorner with one O(7)MgMoW2 trigonal pyramid,  a cornercorner with one O(2)YMgMoW trigonal pyramid,  a cornercorner with one O(8)YMgW2 trigonal pyramid,  an edgeedge with one O(7)MgMoW2 trigonal pyramid,  an edgeedge with one O(2)YMgMoW trigonal pyramid, and  an edgeedge with one O(8)YMgW2 trigonal pyramid. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Y(1), one W(1), and one W(2) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mg(1), one W(2), and one Mo(1) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Mg(1), one Y(1), and one W(2) atom. In the seventh O site, O(7) is bonded to one Mg(1), one W(1), one W(2), and one Mo(1) atom to form OMgMoW2 trigonal pyramids that share  a cornercorner with one O(2)YMgMoW trigonal pyramid,  a cornercorner with one O(8)YMgW2 trigonal pyramid,  a cornercorner with one O(3)YMoW2 trigonal pyramid,  an edgeedge with one O(2)YMgMoW trigonal pyramid,  an edgeedge with one O(8)YMgW2 trigonal pyramid, and  an edgeedge with one O(3)YMoW2 trigonal pyramid. In the eighth O site, O(8) is bonded to one Mg(1), one Y(1), one W(1), and one W(2) atom to form distorted OYMgW2 trigonal pyramids that share  a cornercorner with one O(7)MgMoW2 trigonal pyramid,  a cornercorner with one O(2)YMgMoW trigonal pyramid,  a cornercorner with one O(3)YMoW2 trigonal pyramid,  an edgeedge with one O(7)MgMoW2 trigonal pyramid,  an edgeedge with one O(2)YMgMoW trigonal pyramid, and  an edgeedge with one O(3)YMoW2 trigonal pyramid. is represented by the CIF file [CIF]
data_YMgMo(WO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.260
_cell_length_b   6.412
_cell_length_c   6.908
_cell_angle_alpha   116.961
_cell_angle_beta   116.875
_cell_angle_gamma   90.842
_symmetry_Int_Tables_number   1
_cell_volume   177.993
_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
  Y  Y0  1  0.595  0.646  0.150  1.0
  Mg  Mg1  1  0.388  0.633  0.608  1.0
  Mo  Mo2  1  0.116  0.180  0.065  1.0
  W  W3  1  0.886  0.381  0.602  1.0
  W  W4  1  0.376  0.087  0.590  1.0
  O  O5  1  0.213  0.686  0.836  1.0
  O  O6  1  0.548  0.474  0.360  1.0
  O  O7  1  0.221  0.253  0.820  1.0
  O  O8  1  0.561  0.030  0.387  1.0
  O  O9  1  0.652  0.974  0.800  1.0
  O  O10  1  0.095  0.763  0.388  1.0
  O  O11  1  0.074  0.233  0.386  1.0
  O  O12  1  0.660  0.453  0.796  1.0
[/CIF]
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The material described by MgYMo(WO4)2 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(2), one O(5), one O(6), one O(7), and one O(8) atom to form distorted MgO6 octahedra that share edges with two equivalent W(1)O6 octahedra and edges with two equivalent W(2)O6 octahedra. Y(1) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(8) atom. There are two inequivalent W sites. In the first W site, W(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(7), and one O(8) atom to form WO6 octahedra that share edges with two equivalent Mg(1)O6 octahedra and edges with two equivalent W(2)O6 octahedra. In the second W site, W(2) is bonded to one O(3), one O(4), one O(5), one O(6), one O(7), and one O(8) atom to form WO6 octahedra that share edges with two equivalent Mg(1)O6 octahedra and edges with two equivalent W(1)O6 octahedra. Mo(1) is bonded in a rectangular see-saw-like geometry to one O(2), one O(3), one O(5), and one O(7) atom. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal non-coplanar geometry to one Mg(1), one Y(1), and one W(1) atom. In the second O site, O(2) is bonded to one Mg(1), one Y(1), one W(1), and one Mo(1) atom to form distorted OYMgMoW trigonal pyramids that share  a cornercorner with one O(7)MgMoW2 trigonal pyramid,  a cornercorner with one O(8)YMgW2 trigonal pyramid,  a cornercorner with one O(3)YMoW2 trigonal pyramid,  an edgeedge with one O(7)MgMoW2 trigonal pyramid,  an edgeedge with one O(8)YMgW2 trigonal pyramid, and  an edgeedge with one O(3)YMoW2 trigonal pyramid. In the third O site, O(3) is bonded to one Y(1), one W(1), one W(2), and one Mo(1) atom to form distorted OYMoW2 trigonal pyramids that share  a cornercorner with one O(7)MgMoW2 trigonal pyramid,  a cornercorner with one O(2)YMgMoW trigonal pyramid,  a cornercorner with one O(8)YMgW2 trigonal pyramid,  an edgeedge with one O(7)MgMoW2 trigonal pyramid,  an edgeedge with one O(2)YMgMoW trigonal pyramid, and  an edgeedge with one O(8)YMgW2 trigonal pyramid. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Y(1), one W(1), and one W(2) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mg(1), one W(2), and one Mo(1) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Mg(1), one Y(1), and one W(2) atom. In the seventh O site, O(7) is bonded to one Mg(1), one W(1), one W(2), and one Mo(1) atom to form OMgMoW2 trigonal pyramids that share  a cornercorner with one O(2)YMgMoW trigonal pyramid,  a cornercorner with one O(8)YMgW2 trigonal pyramid,  a cornercorner with one O(3)YMoW2 trigonal pyramid,  an edgeedge with one O(2)YMgMoW trigonal pyramid,  an edgeedge with one O(8)YMgW2 trigonal pyramid, and  an edgeedge with one O(3)YMoW2 trigonal pyramid. In the eighth O site, O(8) is bonded to one Mg(1), one Y(1), one W(1), and one W(2) atom to form distorted OYMgW2 trigonal pyramids that share  a cornercorner with one O(7)MgMoW2 trigonal pyramid,  a cornercorner with one O(2)YMgMoW trigonal pyramid,  a cornercorner with one O(3)YMoW2 trigonal pyramid,  an edgeedge with one O(7)MgMoW2 trigonal pyramid,  an edgeedge with one O(2)YMgMoW trigonal pyramid, and  an edgeedge with one O(3)YMoW2 trigonal pyramid. is represented by the CIF file [CIF]
data_YMgMo(WO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.260
_cell_length_b   6.412
_cell_length_c   6.908
_cell_angle_alpha   116.961
_cell_angle_beta   116.875
_cell_angle_gamma   90.842
_symmetry_Int_Tables_number   1
_cell_volume   177.993
_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
  Y  Y0  1  0.595  0.646  0.150  1.0
  Mg  Mg1  1  0.388  0.633  0.608  1.0
  Mo  Mo2  1  0.116  0.180  0.065  1.0
  W  W3  1  0.886  0.381  0.602  1.0
  W  W4  1  0.376  0.087  0.590  1.0
  O  O5  1  0.213  0.686  0.836  1.0
  O  O6  1  0.548  0.474  0.360  1.0
  O  O7  1  0.221  0.253  0.820  1.0
  O  O8  1  0.561  0.030  0.387  1.0
  O  O9  1  0.652  0.974  0.800  1.0
  O  O10  1  0.095  0.763  0.388  1.0
  O  O11  1  0.074  0.233  0.386  1.0
  O  O12  1  0.660  0.453  0.796  1.0
[/CIF]
.