The material described by KMnPO4 crystallizes in the triclinic P-1 space group. There are two inequivalent K sites. In the first K site, K(1) is bonded in a 8-coordinate geometry to one O(5), one O(6), two equivalent O(1), two equivalent O(2), and two equivalent O(8) atoms. In the second K site, K(2) is bonded in a 5-coordinate geometry to one O(3), one O(4), one O(5), one O(6), and one O(7) atom. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(5), one O(6), and one O(7) atom to form MnO4 tetrahedra that share  a cornercorner with one P(2)O4 tetrahedra and corners with three equivalent P(1)O4 tetrahedra. In the second Mn site, Mn(2) is bonded in a 5-coordinate geometry to one O(2), one O(3), one O(8), and two equivalent O(4) atoms. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(3), one O(5), and one O(6) atom to form PO4 tetrahedra that share corners with three equivalent Mn(1)O4 tetrahedra. In the second P site, P(2) is bonded to one O(2), one O(4), one O(7), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O4 tetrahedra. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate geometry to two equivalent K(1), one Mn(1), and one P(1) atom. In the second O site, O(2) is bonded in a 4-coordinate geometry to two equivalent K(1), one Mn(2), and one P(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one K(2), one Mn(2), and one P(1) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one K(2), two equivalent Mn(2), and one P(2) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one K(1), one K(2), one Mn(1), and one P(1) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one K(1), one K(2), one Mn(1), and one P(1) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one K(2), one Mn(1), and one P(2) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to two equivalent K(1), one Mn(2), and one P(2) atom. is represented by the CIF card [CIF]
data_KMnPO4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.567
_cell_length_b   8.783
_cell_length_c   9.057
_cell_angle_alpha   88.031
_cell_angle_beta   89.145
_cell_angle_gamma   87.719
_symmetry_Int_Tables_number   1
_cell_volume   442.180
_cell_formula_units_Z   4
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
  K  K0  1  0.761  0.999  0.679  1.0
  K  K1  1  0.239  0.001  0.321  1.0
  K  K2  1  0.782  0.495  0.823  1.0
  K  K3  1  0.218  0.505  0.177  1.0
  Mn  Mn4  1  0.727  0.824  0.104  1.0
  Mn  Mn5  1  0.690  0.342  0.421  1.0
  Mn  Mn6  1  0.272  0.176  0.896  1.0
  Mn  Mn7  1  0.310  0.658  0.579  1.0
  P  P8  1  0.766  0.203  0.093  1.0
  P  P9  1  0.234  0.797  0.907  1.0
  P  P10  1  0.781  0.704  0.444  1.0
  P  P11  1  0.219  0.296  0.556  1.0
  O  O12  1  0.244  0.957  0.830  1.0
  O  O13  1  0.756  0.043  0.170  1.0
  O  O14  1  0.002  0.220  0.488  1.0
  O  O15  1  0.998  0.780  0.512  1.0
  O  O16  1  0.350  0.674  0.806  1.0
  O  O17  1  0.650  0.326  0.194  1.0
  O  O18  1  0.735  0.548  0.527  1.0
  O  O19  1  0.265  0.452  0.473  1.0
  O  O20  1  0.966  0.757  0.939  1.0
  O  O21  1  0.034  0.243  0.061  1.0
  O  O22  1  0.630  0.208  0.943  1.0
  O  O23  1  0.370  0.792  0.057  1.0
  O  O24  1  0.171  0.323  0.723  1.0
  O  O25  1  0.828  0.677  0.277  1.0
  O  O26  1  0.451  0.194  0.533  1.0
  O  O27  1  0.549  0.806  0.467  1.0
[/CIF]
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The material described by KMnPO4 crystallizes in the triclinic P-1 space group. There are two inequivalent K sites. In the first K site, K(1) is bonded in a 8-coordinate geometry to one O(5), one O(6), two equivalent O(1), two equivalent O(2), and two equivalent O(8) atoms. In the second K site, K(2) is bonded in a 5-coordinate geometry to one O(3), one O(4), one O(5), one O(6), and one O(7) atom. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(5), one O(6), and one O(7) atom to form MnO4 tetrahedra that share  a cornercorner with one P(2)O4 tetrahedra and corners with three equivalent P(1)O4 tetrahedra. In the second Mn site, Mn(2) is bonded in a 5-coordinate geometry to one O(2), one O(3), one O(8), and two equivalent O(4) atoms. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(3), one O(5), and one O(6) atom to form PO4 tetrahedra that share corners with three equivalent Mn(1)O4 tetrahedra. In the second P site, P(2) is bonded to one O(2), one O(4), one O(7), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O4 tetrahedra. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate geometry to two equivalent K(1), one Mn(1), and one P(1) atom. In the second O site, O(2) is bonded in a 4-coordinate geometry to two equivalent K(1), one Mn(2), and one P(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one K(2), one Mn(2), and one P(1) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one K(2), two equivalent Mn(2), and one P(2) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one K(1), one K(2), one Mn(1), and one P(1) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one K(1), one K(2), one Mn(1), and one P(1) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one K(2), one Mn(1), and one P(2) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to two equivalent K(1), one Mn(2), and one P(2) atom. is represented by the CIF card [CIF]
data_KMnPO4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.567
_cell_length_b   8.783
_cell_length_c   9.057
_cell_angle_alpha   88.031
_cell_angle_beta   89.145
_cell_angle_gamma   87.719
_symmetry_Int_Tables_number   1
_cell_volume   442.180
_cell_formula_units_Z   4
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
  K  K0  1  0.761  0.999  0.679  1.0
  K  K1  1  0.239  0.001  0.321  1.0
  K  K2  1  0.782  0.495  0.823  1.0
  K  K3  1  0.218  0.505  0.177  1.0
  Mn  Mn4  1  0.727  0.824  0.104  1.0
  Mn  Mn5  1  0.690  0.342  0.421  1.0
  Mn  Mn6  1  0.272  0.176  0.896  1.0
  Mn  Mn7  1  0.310  0.658  0.579  1.0
  P  P8  1  0.766  0.203  0.093  1.0
  P  P9  1  0.234  0.797  0.907  1.0
  P  P10  1  0.781  0.704  0.444  1.0
  P  P11  1  0.219  0.296  0.556  1.0
  O  O12  1  0.244  0.957  0.830  1.0
  O  O13  1  0.756  0.043  0.170  1.0
  O  O14  1  0.002  0.220  0.488  1.0
  O  O15  1  0.998  0.780  0.512  1.0
  O  O16  1  0.350  0.674  0.806  1.0
  O  O17  1  0.650  0.326  0.194  1.0
  O  O18  1  0.735  0.548  0.527  1.0
  O  O19  1  0.265  0.452  0.473  1.0
  O  O20  1  0.966  0.757  0.939  1.0
  O  O21  1  0.034  0.243  0.061  1.0
  O  O22  1  0.630  0.208  0.943  1.0
  O  O23  1  0.370  0.792  0.057  1.0
  O  O24  1  0.171  0.323  0.723  1.0
  O  O25  1  0.828  0.677  0.277  1.0
  O  O26  1  0.451  0.194  0.533  1.0
  O  O27  1  0.549  0.806  0.467  1.0
[/CIF]
.