The crystal structure described by NaMnP2(H3O5)2NH4 crystallizes in the monoclinic Cc space group. The structure consists of four ammonium molecules inside a NaMnP2(H3O5)2 framework. In the NaMnP2(H3O5)2 framework, Na(1) is bonded in a 7-coordinate geometry to one O(10), one O(2), one O(5), two equivalent O(7), and two equivalent O(8) atoms. Mn(1) is bonded to one O(1), one O(10), one O(2), one O(4), one O(6), and one O(9) atom to form MnO6 octahedra that share corners with two equivalent P(2)O4 tetrahedra and corners with three equivalent P(1)O4 tetrahedra. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(4), one O(5), one O(6), and one O(9) atom to form PO4 tetrahedra that share corners with three equivalent Mn(1)O6 octahedra and  a cornercorner with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 47-56°. In the second P site, P(2) is bonded to one O(1), one O(2), one O(5), and one O(7) atom to form PO4 tetrahedra that share corners with two equivalent Mn(1)O6 octahedra and  a cornercorner with one P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 44-51°. There are six inequivalent H sites. In the first H site, H(5) is bonded in a single-bond geometry to one O(3) and one O(4) atom. In the second H site, H(6) is bonded in a single-bond geometry to one O(3) atom. In the third H site, H(7) is bonded in a single-bond geometry to one O(8) atom. In the fourth H site, H(8) is bonded in a single-bond geometry to one O(10) atom. In the fifth H site, H(9) is bonded in a single-bond geometry to one O(10) and one O(9) atom. In the sixth H site, H(10) is bonded in a single-bond geometry to one O(8) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one P(2) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Na(1), one Mn(1), and one P(2) atom. In the third O site, O(3) is bonded in a water-like geometry to one H(5) and one H(6) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Mn(1), one P(1), and one H(5) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Na(1), one P(1), and one P(2) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Mn(1) and one P(1) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to two equivalent Na(1) and one P(2) atom. In the eighth O site, O(8) is bonded in a distorted water-like geometry to two equivalent Na(1), one H(10), and one H(7) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Mn(1), one P(1), and one H(9) atom. In the tenth O site, O(10) is bonded in a distorted water-like geometry to one Na(1), one Mn(1), one H(8), and one H(9) atom. is represented by the CIF file [CIF]
data_NaMnP2H10NO10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.662
_cell_length_b   9.662
_cell_length_c   5.629
_cell_angle_alpha   82.644
_cell_angle_beta   82.644
_cell_angle_gamma   116.417
_symmetry_Int_Tables_number   1
_cell_volume   456.450
_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
  Na  Na0  1  0.221  0.099  0.651  1.0
  Na  Na1  1  0.099  0.221  0.151  1.0
  Mn  Mn2  1  0.450  0.940  0.880  1.0
  Mn  Mn3  1  0.940  0.450  0.380  1.0
  P  P4  1  0.720  0.293  0.960  1.0
  P  P5  1  0.861  0.113  0.750  1.0
  P  P6  1  0.293  0.720  0.460  1.0
  P  P7  1  0.113  0.861  0.250  1.0
  H  H8  1  0.924  0.847  0.798  1.0
  H  H9  1  0.847  0.924  0.298  1.0
  H  H10  1  0.894  0.680  0.984  1.0
  H  H11  1  0.901  0.686  0.678  1.0
  H  H12  1  0.680  0.894  0.484  1.0
  H  H13  1  0.745  0.683  0.855  1.0
  H  H14  1  0.686  0.901  0.178  1.0
  H  H15  1  0.683  0.745  0.355  1.0
  H  H16  1  0.484  0.657  0.781  1.0
  H  H17  1  0.657  0.484  0.281  1.0
  H  H18  1  0.610  0.484  0.552  1.0
  H  H19  1  0.484  0.610  0.052  1.0
  H  H20  1  0.409  0.390  0.908  1.0
  H  H21  1  0.574  0.225  0.570  1.0
  H  H22  1  0.390  0.409  0.408  1.0
  H  H23  1  0.122  0.507  0.875  1.0
  H  H24  1  0.391  0.220  0.995  1.0
  H  H25  1  0.225  0.574  0.070  1.0
  H  H26  1  0.507  0.122  0.375  1.0
  H  H27  1  0.220  0.391  0.495  1.0
  N  N28  1  0.867  0.724  0.828  1.0
  N  N29  1  0.724  0.867  0.328  1.0
  O  O30  1  0.692  0.974  0.787  1.0
  O  O31  1  0.974  0.692  0.287  1.0
  O  O32  1  0.219  0.920  0.993  1.0
  O  O33  1  0.524  0.599  0.889  1.0
  O  O34  1  0.402  0.767  0.644  1.0
  O  O35  1  0.846  0.225  0.944  1.0
  O  O36  1  0.738  0.381  0.700  1.0
  O  O37  1  0.920  0.219  0.493  1.0
  O  O38  1  0.974  0.060  0.841  1.0
  O  O39  1  0.599  0.524  0.389  1.0
  O  O40  1  0.767  0.402  0.144  1.0
  O  O41  1  0.225  0.846  0.444  1.0
  O  O42  1  0.381  0.738  0.200  1.0
  O  O43  1  0.060  0.974  0.341  1.0
  O  O44  1  0.341  0.276  0.914  1.0
  O  O45  1  0.151  0.553  0.556  1.0
  O  O46  1  0.485  0.127  0.551  1.0
  O  O47  1  0.276  0.341  0.414  1.0
  O  O48  1  0.553  0.151  0.056  1.0
  O  O49  1  0.127  0.485  0.051  1.0
[/CIF]
.
The crystal structure described by NaMnP2(H3O5)2NH4 crystallizes in the monoclinic Cc space group. The structure consists of four ammonium molecules inside a NaMnP2(H3O5)2 framework. In the NaMnP2(H3O5)2 framework, Na(1) is bonded in a 7-coordinate geometry to one O(10), one O(2), one O(5), two equivalent O(7), and two equivalent O(8) atoms. Mn(1) is bonded to one O(1), one O(10), one O(2), one O(4), one O(6), and one O(9) atom to form MnO6 octahedra that share corners with two equivalent P(2)O4 tetrahedra and corners with three equivalent P(1)O4 tetrahedra. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(4), one O(5), one O(6), and one O(9) atom to form PO4 tetrahedra that share corners with three equivalent Mn(1)O6 octahedra and  a cornercorner with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 47-56°. In the second P site, P(2) is bonded to one O(1), one O(2), one O(5), and one O(7) atom to form PO4 tetrahedra that share corners with two equivalent Mn(1)O6 octahedra and  a cornercorner with one P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 44-51°. There are six inequivalent H sites. In the first H site, H(5) is bonded in a single-bond geometry to one O(3) and one O(4) atom. In the second H site, H(6) is bonded in a single-bond geometry to one O(3) atom. In the third H site, H(7) is bonded in a single-bond geometry to one O(8) atom. In the fourth H site, H(8) is bonded in a single-bond geometry to one O(10) atom. In the fifth H site, H(9) is bonded in a single-bond geometry to one O(10) and one O(9) atom. In the sixth H site, H(10) is bonded in a single-bond geometry to one O(8) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one P(2) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Na(1), one Mn(1), and one P(2) atom. In the third O site, O(3) is bonded in a water-like geometry to one H(5) and one H(6) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Mn(1), one P(1), and one H(5) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Na(1), one P(1), and one P(2) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Mn(1) and one P(1) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to two equivalent Na(1) and one P(2) atom. In the eighth O site, O(8) is bonded in a distorted water-like geometry to two equivalent Na(1), one H(10), and one H(7) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Mn(1), one P(1), and one H(9) atom. In the tenth O site, O(10) is bonded in a distorted water-like geometry to one Na(1), one Mn(1), one H(8), and one H(9) atom. is represented by the CIF file [CIF]
data_NaMnP2H10NO10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.662
_cell_length_b   9.662
_cell_length_c   5.629
_cell_angle_alpha   82.644
_cell_angle_beta   82.644
_cell_angle_gamma   116.417
_symmetry_Int_Tables_number   1
_cell_volume   456.450
_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
  Na  Na0  1  0.221  0.099  0.651  1.0
  Na  Na1  1  0.099  0.221  0.151  1.0
  Mn  Mn2  1  0.450  0.940  0.880  1.0
  Mn  Mn3  1  0.940  0.450  0.380  1.0
  P  P4  1  0.720  0.293  0.960  1.0
  P  P5  1  0.861  0.113  0.750  1.0
  P  P6  1  0.293  0.720  0.460  1.0
  P  P7  1  0.113  0.861  0.250  1.0
  H  H8  1  0.924  0.847  0.798  1.0
  H  H9  1  0.847  0.924  0.298  1.0
  H  H10  1  0.894  0.680  0.984  1.0
  H  H11  1  0.901  0.686  0.678  1.0
  H  H12  1  0.680  0.894  0.484  1.0
  H  H13  1  0.745  0.683  0.855  1.0
  H  H14  1  0.686  0.901  0.178  1.0
  H  H15  1  0.683  0.745  0.355  1.0
  H  H16  1  0.484  0.657  0.781  1.0
  H  H17  1  0.657  0.484  0.281  1.0
  H  H18  1  0.610  0.484  0.552  1.0
  H  H19  1  0.484  0.610  0.052  1.0
  H  H20  1  0.409  0.390  0.908  1.0
  H  H21  1  0.574  0.225  0.570  1.0
  H  H22  1  0.390  0.409  0.408  1.0
  H  H23  1  0.122  0.507  0.875  1.0
  H  H24  1  0.391  0.220  0.995  1.0
  H  H25  1  0.225  0.574  0.070  1.0
  H  H26  1  0.507  0.122  0.375  1.0
  H  H27  1  0.220  0.391  0.495  1.0
  N  N28  1  0.867  0.724  0.828  1.0
  N  N29  1  0.724  0.867  0.328  1.0
  O  O30  1  0.692  0.974  0.787  1.0
  O  O31  1  0.974  0.692  0.287  1.0
  O  O32  1  0.219  0.920  0.993  1.0
  O  O33  1  0.524  0.599  0.889  1.0
  O  O34  1  0.402  0.767  0.644  1.0
  O  O35  1  0.846  0.225  0.944  1.0
  O  O36  1  0.738  0.381  0.700  1.0
  O  O37  1  0.920  0.219  0.493  1.0
  O  O38  1  0.974  0.060  0.841  1.0
  O  O39  1  0.599  0.524  0.389  1.0
  O  O40  1  0.767  0.402  0.144  1.0
  O  O41  1  0.225  0.846  0.444  1.0
  O  O42  1  0.381  0.738  0.200  1.0
  O  O43  1  0.060  0.974  0.341  1.0
  O  O44  1  0.341  0.276  0.914  1.0
  O  O45  1  0.151  0.553  0.556  1.0
  O  O46  1  0.485  0.127  0.551  1.0
  O  O47  1  0.276  0.341  0.414  1.0
  O  O48  1  0.553  0.151  0.056  1.0
  O  O49  1  0.127  0.485  0.051  1.0
[/CIF]
.