The structure described by MgSb2P2(HO5)2 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(10), one O(3), one O(5), one O(8), and one O(9) atom to form MgO5 trigonal bipyramids that share corners with two equivalent P(1)O4 tetrahedra and  an edgeedge with one P(2)O4 tetrahedra. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(2), one O(3), and one O(8) atom. In the second Sb site, Sb(2) is bonded in a distorted rectangular see-saw-like geometry to one O(10), one O(4), one O(6), and one O(7) atom. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(2), one O(4), one O(5), and one O(8) atom to form PO4 tetrahedra that share corners with two equivalent Mg(1)O5 trigonal bipyramids. In the second P site, P(2) is bonded to one O(3), one O(6), one O(7), and one O(9) atom to form PO4 tetrahedra that share  an edgeedge with one Mg(1)O5 trigonal bipyramid. There are two inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(10) atom. In the second H site, H(2) is bonded in a single-bond geometry to one O(1) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Sb(1) and one H(2) atom. In the second O site, O(2) is bonded in a distorted bent 150 degrees geometry to one Sb(1) and one P(1) atom. In the third O site, O(3) is bonded in a distorted T-shaped geometry to one Mg(1), one Sb(1), and one P(2) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Sb(2) and one P(1) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Mg(1) and one P(1) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Sb(2) and one P(2) atom. In the seventh O site, O(7) is bonded in a distorted bent 120 degrees geometry to one Sb(2) and one P(2) atom. In the eighth O site, O(8) is bonded in a distorted bent 120 degrees geometry to one Mg(1), one Sb(1), and one P(1) atom. In the ninth O site, O(9) is bonded in an L-shaped geometry to one Mg(1) and one P(2) atom. In the tenth O site, O(10) is bonded in a distorted single-bond geometry to one Mg(1), one Sb(2), and one H(1) atom. is represented by the CIF card [CIF]
data_MgSb2P2(HO5)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.851
_cell_length_b   8.784
_cell_length_c   5.541
_cell_angle_alpha   109.272
_cell_angle_beta   97.646
_cell_angle_gamma   111.903
_symmetry_Int_Tables_number   1
_cell_volume   238.493
_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
  Mg  Mg0  1  0.455  0.425  0.281  1.0
  Sb  Sb1  1  0.992  0.487  0.949  1.0
  Sb  Sb2  1  0.003  0.981  0.021  1.0
  P  P3  1  0.337  0.256  0.667  1.0
  P  P4  1  0.652  0.777  0.355  1.0
  H  H5  1  1.000  0.272  0.336  1.0
  H  H6  1  0.995  0.658  0.649  1.0
  O  O7  1  0.099  0.685  0.827  1.0
  O  O8  1  0.139  0.341  0.685  1.0
  O  O9  1  0.356  0.627  0.254  1.0
  O  O10  1  0.202  0.064  0.442  1.0
  O  O11  1  0.438  0.255  0.936  1.0
  O  O12  1  0.689  0.857  0.141  1.0
  O  O13  1  0.712  0.918  0.635  1.0
  O  O14  1  0.564  0.379  0.594  1.0
  O  O15  1  0.789  0.654  0.351  1.0
  O  O16  1  0.043  0.246  0.165  1.0
[/CIF]
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The structure described by MgSb2P2(HO5)2 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(10), one O(3), one O(5), one O(8), and one O(9) atom to form MgO5 trigonal bipyramids that share corners with two equivalent P(1)O4 tetrahedra and  an edgeedge with one P(2)O4 tetrahedra. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(2), one O(3), and one O(8) atom. In the second Sb site, Sb(2) is bonded in a distorted rectangular see-saw-like geometry to one O(10), one O(4), one O(6), and one O(7) atom. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(2), one O(4), one O(5), and one O(8) atom to form PO4 tetrahedra that share corners with two equivalent Mg(1)O5 trigonal bipyramids. In the second P site, P(2) is bonded to one O(3), one O(6), one O(7), and one O(9) atom to form PO4 tetrahedra that share  an edgeedge with one Mg(1)O5 trigonal bipyramid. There are two inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(10) atom. In the second H site, H(2) is bonded in a single-bond geometry to one O(1) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Sb(1) and one H(2) atom. In the second O site, O(2) is bonded in a distorted bent 150 degrees geometry to one Sb(1) and one P(1) atom. In the third O site, O(3) is bonded in a distorted T-shaped geometry to one Mg(1), one Sb(1), and one P(2) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Sb(2) and one P(1) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Mg(1) and one P(1) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Sb(2) and one P(2) atom. In the seventh O site, O(7) is bonded in a distorted bent 120 degrees geometry to one Sb(2) and one P(2) atom. In the eighth O site, O(8) is bonded in a distorted bent 120 degrees geometry to one Mg(1), one Sb(1), and one P(1) atom. In the ninth O site, O(9) is bonded in an L-shaped geometry to one Mg(1) and one P(2) atom. In the tenth O site, O(10) is bonded in a distorted single-bond geometry to one Mg(1), one Sb(2), and one H(1) atom. is represented by the CIF card [CIF]
data_MgSb2P2(HO5)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.851
_cell_length_b   8.784
_cell_length_c   5.541
_cell_angle_alpha   109.272
_cell_angle_beta   97.646
_cell_angle_gamma   111.903
_symmetry_Int_Tables_number   1
_cell_volume   238.493
_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
  Mg  Mg0  1  0.455  0.425  0.281  1.0
  Sb  Sb1  1  0.992  0.487  0.949  1.0
  Sb  Sb2  1  0.003  0.981  0.021  1.0
  P  P3  1  0.337  0.256  0.667  1.0
  P  P4  1  0.652  0.777  0.355  1.0
  H  H5  1  1.000  0.272  0.336  1.0
  H  H6  1  0.995  0.658  0.649  1.0
  O  O7  1  0.099  0.685  0.827  1.0
  O  O8  1  0.139  0.341  0.685  1.0
  O  O9  1  0.356  0.627  0.254  1.0
  O  O10  1  0.202  0.064  0.442  1.0
  O  O11  1  0.438  0.255  0.936  1.0
  O  O12  1  0.689  0.857  0.141  1.0
  O  O13  1  0.712  0.918  0.635  1.0
  O  O14  1  0.564  0.379  0.594  1.0
  O  O15  1  0.789  0.654  0.351  1.0
  O  O16  1  0.043  0.246  0.165  1.0
[/CIF]
.