The compound described by Ag2FeMn2(PO4)3 crystallizes in the monoclinic C2 space group. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent O(3), two equivalent O(5), and two equivalent O(7) atoms to form distorted MnO6 octahedra that share corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra, and edges with two equivalent Mn(3)O6 octahedra. In the second Mn site, Mn(2) is bonded to two equivalent O(4), two equivalent O(6), and two equivalent O(8) atoms to form distorted MnO6 octahedra that share corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and edges with two equivalent Fe(1)O6 octahedra. In the third Mn site, Mn(3) is bonded to one O(1), one O(11), one O(2), one O(3), one O(5), and one O(9) atom to form distorted MnO6 octahedra that share  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra,  an edgeedge with one Mn(1)O6 octahedra, and  an edgeedge with one Fe(1)O6 octahedra. Fe(1) is bonded to one O(1), one O(10), one O(12), one O(2), one O(4), and one O(6) atom to form FeO6 octahedra that share  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra,  an edgeedge with one Mn(2)O6 octahedra, and  an edgeedge with one Mn(3)O6 octahedra. There are three inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 6-coordinate geometry to one O(11), one O(12), two equivalent O(7), and two equivalent O(8) atoms. In the second Ag site, Ag(2) is bonded in a 4-coordinate geometry to two equivalent O(10) and two equivalent O(9) atoms. In the third Ag site, Ag(3) is bonded in a 4-coordinate geometry to two equivalent O(10) and two equivalent O(9) atoms. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(4), one O(7), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and corners with two equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 36-62°. In the second P site, P(2) is bonded to one O(10), one O(2), one O(3), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and corners with two equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 36-61°. In the third P site, P(3) is bonded to two equivalent O(11) and two equivalent O(6) atoms to form PO4 tetrahedra that share corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and corners with two equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 47-66°. In the fourth P site, P(4) is bonded to two equivalent O(12) and two equivalent O(5) atoms to form PO4 tetrahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and corners with two equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-59°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Mn(3), one Fe(1), and one P(1) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Mn(3), one Fe(1), and one P(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(3), and one P(2) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Mn(2), one Fe(1), and one P(1) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(3), and one P(4) atom. In the sixth O site, O(6) is bonded in a distorted trigonal non-coplanar geometry to one Mn(2), one Fe(1), and one P(3) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one Mn(1), two equivalent Ag(1), and one P(1) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one Mn(2), two equivalent Ag(1), and one P(2) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Mn(3), one Ag(2), one Ag(3), and one P(1) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Fe(1), one Ag(2), one Ag(3), and one P(2) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Mn(3), one Ag(1), and one P(3) atom. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Fe(1), one Ag(1), and one P(4) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Mn2FeAg2(PO4)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.929
_cell_length_b   8.929
_cell_length_c   6.601
_cell_angle_alpha   73.352
_cell_angle_beta   73.352
_cell_angle_gamma   92.801
_symmetry_Int_Tables_number   1
_cell_volume   478.143
_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
  Mn  Mn0  1  0.266  0.734  0.500  1.0
  Mn  Mn1  1  0.731  0.269  0.000  1.0
  Mn  Mn2  1  0.374  0.066  0.613  1.0
  Mn  Mn3  1  0.934  0.626  0.387  1.0
  Fe  Fe4  1  0.619  0.936  0.881  1.0
  Fe  Fe5  1  0.064  0.381  0.119  1.0
  Ag  Ag6  1  0.500  0.500  0.251  1.0
  Ag  Ag7  1  0.500  0.500  0.749  1.0
  Ag  Ag8  1  0.992  0.008  0.500  1.0
  Ag  Ag9  1  0.012  0.988  0.000  1.0
  P  P10  1  0.653  0.875  0.376  1.0
  P  P11  1  0.125  0.347  0.624  1.0
  P  P12  1  0.348  0.128  0.121  1.0
  P  P13  1  0.872  0.652  0.879  1.0
  P  P14  1  0.717  0.283  0.500  1.0
  P  P15  1  0.286  0.714  0.000  1.0
  O  O16  1  0.605  0.951  0.567  1.0
  O  O17  1  0.049  0.395  0.433  1.0
  O  O18  1  0.405  0.048  0.936  1.0
  O  O19  1  0.952  0.595  0.064  1.0
  O  O20  1  0.318  0.999  0.351  1.0
  O  O21  1  0.001  0.682  0.649  1.0
  O  O22  1  0.661  0.998  0.146  1.0
  O  O23  1  0.002  0.339  0.854  1.0
  O  O24  1  0.258  0.821  0.788  1.0
  O  O25  1  0.179  0.742  0.212  1.0
  O  O26  1  0.738  0.162  0.715  1.0
  O  O27  1  0.838  0.262  0.285  1.0
  O  O28  1  0.267  0.472  0.573  1.0
  O  O29  1  0.528  0.733  0.427  1.0
  O  O30  1  0.734  0.526  0.921  1.0
  O  O31  1  0.474  0.266  0.079  1.0
  O  O32  1  0.165  0.177  0.648  1.0
  O  O33  1  0.823  0.835  0.352  1.0
  O  O34  1  0.812  0.816  0.876  1.0
  O  O35  1  0.184  0.188  0.124  1.0
  O  O36  1  0.552  0.258  0.477  1.0
  O  O37  1  0.742  0.448  0.523  1.0
  O  O38  1  0.462  0.743  0.996  1.0
  O  O39  1  0.257  0.538  0.004  1.0
[/CIF]
.
The compound described by Ag2FeMn2(PO4)3 crystallizes in the monoclinic C2 space group. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent O(3), two equivalent O(5), and two equivalent O(7) atoms to form distorted MnO6 octahedra that share corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, corners with two equivalent P(4)O4 tetrahedra, and edges with two equivalent Mn(3)O6 octahedra. In the second Mn site, Mn(2) is bonded to two equivalent O(4), two equivalent O(6), and two equivalent O(8) atoms to form distorted MnO6 octahedra that share corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and edges with two equivalent Fe(1)O6 octahedra. In the third Mn site, Mn(3) is bonded to one O(1), one O(11), one O(2), one O(3), one O(5), and one O(9) atom to form distorted MnO6 octahedra that share  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra,  an edgeedge with one Mn(1)O6 octahedra, and  an edgeedge with one Fe(1)O6 octahedra. Fe(1) is bonded to one O(1), one O(10), one O(12), one O(2), one O(4), and one O(6) atom to form FeO6 octahedra that share  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra,  an edgeedge with one Mn(2)O6 octahedra, and  an edgeedge with one Mn(3)O6 octahedra. There are three inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 6-coordinate geometry to one O(11), one O(12), two equivalent O(7), and two equivalent O(8) atoms. In the second Ag site, Ag(2) is bonded in a 4-coordinate geometry to two equivalent O(10) and two equivalent O(9) atoms. In the third Ag site, Ag(3) is bonded in a 4-coordinate geometry to two equivalent O(10) and two equivalent O(9) atoms. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(4), one O(7), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and corners with two equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 36-62°. In the second P site, P(2) is bonded to one O(10), one O(2), one O(3), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and corners with two equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 36-61°. In the third P site, P(3) is bonded to two equivalent O(11) and two equivalent O(6) atoms to form PO4 tetrahedra that share corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and corners with two equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 47-66°. In the fourth P site, P(4) is bonded to two equivalent O(12) and two equivalent O(5) atoms to form PO4 tetrahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and corners with two equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-59°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Mn(3), one Fe(1), and one P(1) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Mn(3), one Fe(1), and one P(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(3), and one P(2) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Mn(2), one Fe(1), and one P(1) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(3), and one P(4) atom. In the sixth O site, O(6) is bonded in a distorted trigonal non-coplanar geometry to one Mn(2), one Fe(1), and one P(3) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one Mn(1), two equivalent Ag(1), and one P(1) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one Mn(2), two equivalent Ag(1), and one P(2) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Mn(3), one Ag(2), one Ag(3), and one P(1) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Fe(1), one Ag(2), one Ag(3), and one P(2) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Mn(3), one Ag(1), and one P(3) atom. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Fe(1), one Ag(1), and one P(4) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Mn2FeAg2(PO4)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.929
_cell_length_b   8.929
_cell_length_c   6.601
_cell_angle_alpha   73.352
_cell_angle_beta   73.352
_cell_angle_gamma   92.801
_symmetry_Int_Tables_number   1
_cell_volume   478.143
_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
  Mn  Mn0  1  0.266  0.734  0.500  1.0
  Mn  Mn1  1  0.731  0.269  0.000  1.0
  Mn  Mn2  1  0.374  0.066  0.613  1.0
  Mn  Mn3  1  0.934  0.626  0.387  1.0
  Fe  Fe4  1  0.619  0.936  0.881  1.0
  Fe  Fe5  1  0.064  0.381  0.119  1.0
  Ag  Ag6  1  0.500  0.500  0.251  1.0
  Ag  Ag7  1  0.500  0.500  0.749  1.0
  Ag  Ag8  1  0.992  0.008  0.500  1.0
  Ag  Ag9  1  0.012  0.988  0.000  1.0
  P  P10  1  0.653  0.875  0.376  1.0
  P  P11  1  0.125  0.347  0.624  1.0
  P  P12  1  0.348  0.128  0.121  1.0
  P  P13  1  0.872  0.652  0.879  1.0
  P  P14  1  0.717  0.283  0.500  1.0
  P  P15  1  0.286  0.714  0.000  1.0
  O  O16  1  0.605  0.951  0.567  1.0
  O  O17  1  0.049  0.395  0.433  1.0
  O  O18  1  0.405  0.048  0.936  1.0
  O  O19  1  0.952  0.595  0.064  1.0
  O  O20  1  0.318  0.999  0.351  1.0
  O  O21  1  0.001  0.682  0.649  1.0
  O  O22  1  0.661  0.998  0.146  1.0
  O  O23  1  0.002  0.339  0.854  1.0
  O  O24  1  0.258  0.821  0.788  1.0
  O  O25  1  0.179  0.742  0.212  1.0
  O  O26  1  0.738  0.162  0.715  1.0
  O  O27  1  0.838  0.262  0.285  1.0
  O  O28  1  0.267  0.472  0.573  1.0
  O  O29  1  0.528  0.733  0.427  1.0
  O  O30  1  0.734  0.526  0.921  1.0
  O  O31  1  0.474  0.266  0.079  1.0
  O  O32  1  0.165  0.177  0.648  1.0
  O  O33  1  0.823  0.835  0.352  1.0
  O  O34  1  0.812  0.816  0.876  1.0
  O  O35  1  0.184  0.188  0.124  1.0
  O  O36  1  0.552  0.258  0.477  1.0
  O  O37  1  0.742  0.448  0.523  1.0
  O  O38  1  0.462  0.743  0.996  1.0
  O  O39  1  0.257  0.538  0.004  1.0
[/CIF]
.