The structure described by MgCrMn5(PO4)6 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(13), one O(15), one O(18), one O(19), one O(2), and one O(21) atom to form distorted MgO6 pentagonal pyramids that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra,  an edgeedge with one P(6)O4 tetrahedra, and  a faceface with one Cr(1)O6 octahedra. Cr(1) is bonded to one O(11), one O(13), one O(16), one O(18), one O(21), and one O(5) atom to form CrO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one P(6)O4 tetrahedra, and  a faceface with one Mg(1)O6 pentagonal pyramid. There are five inequivalent Mn sites. In the first Mn site, Mn(1) is bonded in a 6-coordinate geometry to one O(11), one O(14), one O(18), one O(21), one O(4), and one O(7) atom. In the second Mn site, Mn(2) is bonded to one O(10), one O(22), one O(23), one O(24), one O(6), and one O(8) atom to form distorted MnO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. In the third Mn site, Mn(3) is bonded in a distorted hexagonal planar geometry to one O(10), one O(15), one O(17), one O(19), one O(6), and one O(8) atom. In the fourth Mn site, Mn(4) is bonded to one O(12), one O(14), one O(20), one O(4), one O(7), and one O(9) atom to form MnO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. In the fifth Mn site, Mn(5) is bonded in a 5-coordinate geometry to one O(1), one O(15), one O(17), one O(19), one O(2), and one O(3) atom. There are six inequivalent P sites. In the first P site, P(1) is bonded to one O(3), one O(4), one O(5), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra, and  a cornercorner with one Mn(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 29-49°. In the second P site, P(2) is bonded to one O(1), one O(13), one O(7), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra, and  a cornercorner with one Mg(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 43-45°. In the third P site, P(3) is bonded to one O(10), one O(14), one O(16), and one O(2) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra, and  a cornercorner with one Mg(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 4-50°. In the fourth P site, P(4) is bonded to one O(11), one O(15), one O(23), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra, and  a cornercorner with one Mg(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 26-48°. In the fifth P site, P(5) is bonded to one O(12), one O(17), one O(18), and one O(24) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra, and  a cornercorner with one Mg(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 24-45°. In the sixth P site, P(6) is bonded to one O(19), one O(20), one O(21), and one O(22) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra, and  an edgeedge with one Mg(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 27-48°. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a linear geometry to one Mn(5) and one P(2) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Mg(1), one Mn(5), and one P(3) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Mn(5) and one P(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(4), and one P(1) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Cr(1) and one P(1) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Mn(2), one Mn(3), and one P(1) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(4), and one P(2) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Mn(2), one Mn(3), and one P(2) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one Mn(4) and one P(4) atom. In the tenth O site, O(10) is bonded in a 3-coordinate geometry to one Mn(2), one Mn(3), and one P(3) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Cr(1), one Mn(1), and one P(4) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Mn(4) and one P(5) atom. In the thirteenth O site, O(13) is bonded in a distorted T-shaped geometry to one Mg(1), one Cr(1), and one P(2) atom. In the fourteenth O site, O(14) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(4), and one P(3) atom. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(3), one Mn(5), and one P(4) atom. In the sixteenth O site, O(16) is bonded in a linear geometry to one Cr(1) and one P(3) atom. In the seventeenth O site, O(17) is bonded in a distorted trigonal planar geometry to one Mn(3), one Mn(5), and one P(5) atom. In the eighteenth O site, O(18) is bonded in a 4-coordinate geometry to one Mg(1), one Cr(1), one Mn(1), and one P(5) atom. In the nineteenth O site, O(19) is bonded in a distorted trigonal pyramidal geometry to one Mg(1), one Mn(3), one Mn(5), and one P(6) atom. In the twentieth O site, O(20) is bonded in a bent 150 degrees geometry to one Mn(4) and one P(6) atom. In the twenty-first O site, O(21) is bonded in a distorted rectangular see-saw-like geometry to one Mg(1), one Cr(1), one Mn(1), and one P(6) atom. In the twenty-second O site, O(22) is bonded in a bent 150 degrees geometry to one Mn(2) and one P(6) atom. In the twenty-third O site, O(23) is bonded in a bent 150 degrees geometry to one Mn(2) and one P(4) atom. In the twenty-fourth O site, O(24) is bonded in a bent 150 degrees geometry to one Mn(2) and one P(5) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_MgMn5Cr(PO4)6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.964
_cell_length_b   8.657
_cell_length_c   8.809
_cell_angle_alpha   59.622
_cell_angle_beta   57.727
_cell_angle_gamma   57.757
_symmetry_Int_Tables_number   1
_cell_volume   464.975
_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  0.755  0.743  0.132  1.0
  Mn  Mn1  1  0.010  0.010  0.012  1.0
  Mn  Mn2  1  0.071  0.643  0.634  1.0
  Mn  Mn3  1  0.496  0.480  0.519  1.0
  Mn  Mn4  1  0.431  0.860  0.846  1.0
  Mn  Mn5  1  0.951  0.350  0.366  1.0
  Cr  Cr6  1  0.565  0.146  0.146  1.0
  P  P7  1  0.251  0.247  0.551  1.0
  P  P8  1  0.274  0.943  0.249  1.0
  P  P9  1  0.232  0.549  0.965  1.0
  P  P10  1  0.736  0.471  0.028  1.0
  P  P11  1  0.753  0.043  0.741  1.0
  P  P12  1  0.753  0.752  0.453  1.0
  O  O13  1  0.108  0.120  0.303  1.0
  O  O14  1  0.030  0.536  0.108  1.0
  O  O15  1  0.069  0.310  0.528  1.0
  O  O16  1  0.239  0.089  0.749  1.0
  O  O17  1  0.433  0.178  0.394  1.0
  O  O18  1  0.267  0.414  0.561  1.0
  O  O19  1  0.251  0.936  0.089  1.0
  O  O20  1  0.275  0.752  0.415  1.0
  O  O21  1  0.563  0.610  0.970  1.0
  O  O22  1  0.274  0.547  0.772  1.0
  O  O23  1  0.757  0.262  0.071  1.0
  O  O24  1  0.579  0.011  0.794  1.0
  O  O25  1  0.469  0.950  0.191  1.0
  O  O26  1  0.211  0.745  0.950  1.0
  O  O27  1  0.698  0.502  0.209  1.0
  O  O28  1  0.383  0.377  0.043  1.0
  O  O29  1  0.746  0.241  0.583  1.0
  O  O30  1  0.762  0.039  0.918  1.0
  O  O31  1  0.745  0.587  0.424  1.0
  O  O32  1  0.563  0.813  0.604  1.0
  O  O33  1  0.766  0.904  0.246  1.0
  O  O34  1  0.928  0.703  0.477  1.0
  O  O35  1  0.920  0.502  0.876  1.0
  O  O36  1  0.941  0.883  0.678  1.0
[/CIF]
.
The structure described by MgCrMn5(PO4)6 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(13), one O(15), one O(18), one O(19), one O(2), and one O(21) atom to form distorted MgO6 pentagonal pyramids that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra,  an edgeedge with one P(6)O4 tetrahedra, and  a faceface with one Cr(1)O6 octahedra. Cr(1) is bonded to one O(11), one O(13), one O(16), one O(18), one O(21), and one O(5) atom to form CrO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one P(6)O4 tetrahedra, and  a faceface with one Mg(1)O6 pentagonal pyramid. There are five inequivalent Mn sites. In the first Mn site, Mn(1) is bonded in a 6-coordinate geometry to one O(11), one O(14), one O(18), one O(21), one O(4), and one O(7) atom. In the second Mn site, Mn(2) is bonded to one O(10), one O(22), one O(23), one O(24), one O(6), and one O(8) atom to form distorted MnO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. In the third Mn site, Mn(3) is bonded in a distorted hexagonal planar geometry to one O(10), one O(15), one O(17), one O(19), one O(6), and one O(8) atom. In the fourth Mn site, Mn(4) is bonded to one O(12), one O(14), one O(20), one O(4), one O(7), and one O(9) atom to form MnO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. In the fifth Mn site, Mn(5) is bonded in a 5-coordinate geometry to one O(1), one O(15), one O(17), one O(19), one O(2), and one O(3) atom. There are six inequivalent P sites. In the first P site, P(1) is bonded to one O(3), one O(4), one O(5), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra, and  a cornercorner with one Mn(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 29-49°. In the second P site, P(2) is bonded to one O(1), one O(13), one O(7), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra, and  a cornercorner with one Mg(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 43-45°. In the third P site, P(3) is bonded to one O(10), one O(14), one O(16), and one O(2) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra, and  a cornercorner with one Mg(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 4-50°. In the fourth P site, P(4) is bonded to one O(11), one O(15), one O(23), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra, and  a cornercorner with one Mg(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 26-48°. In the fifth P site, P(5) is bonded to one O(12), one O(17), one O(18), and one O(24) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra, and  a cornercorner with one Mg(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 24-45°. In the sixth P site, P(6) is bonded to one O(19), one O(20), one O(21), and one O(22) atom to form PO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra, and  an edgeedge with one Mg(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 27-48°. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a linear geometry to one Mn(5) and one P(2) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Mg(1), one Mn(5), and one P(3) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Mn(5) and one P(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(4), and one P(1) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Cr(1) and one P(1) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Mn(2), one Mn(3), and one P(1) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(4), and one P(2) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Mn(2), one Mn(3), and one P(2) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one Mn(4) and one P(4) atom. In the tenth O site, O(10) is bonded in a 3-coordinate geometry to one Mn(2), one Mn(3), and one P(3) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Cr(1), one Mn(1), and one P(4) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Mn(4) and one P(5) atom. In the thirteenth O site, O(13) is bonded in a distorted T-shaped geometry to one Mg(1), one Cr(1), and one P(2) atom. In the fourteenth O site, O(14) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(4), and one P(3) atom. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(3), one Mn(5), and one P(4) atom. In the sixteenth O site, O(16) is bonded in a linear geometry to one Cr(1) and one P(3) atom. In the seventeenth O site, O(17) is bonded in a distorted trigonal planar geometry to one Mn(3), one Mn(5), and one P(5) atom. In the eighteenth O site, O(18) is bonded in a 4-coordinate geometry to one Mg(1), one Cr(1), one Mn(1), and one P(5) atom. In the nineteenth O site, O(19) is bonded in a distorted trigonal pyramidal geometry to one Mg(1), one Mn(3), one Mn(5), and one P(6) atom. In the twentieth O site, O(20) is bonded in a bent 150 degrees geometry to one Mn(4) and one P(6) atom. In the twenty-first O site, O(21) is bonded in a distorted rectangular see-saw-like geometry to one Mg(1), one Cr(1), one Mn(1), and one P(6) atom. In the twenty-second O site, O(22) is bonded in a bent 150 degrees geometry to one Mn(2) and one P(6) atom. In the twenty-third O site, O(23) is bonded in a bent 150 degrees geometry to one Mn(2) and one P(4) atom. In the twenty-fourth O site, O(24) is bonded in a bent 150 degrees geometry to one Mn(2) and one P(5) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_MgMn5Cr(PO4)6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.964
_cell_length_b   8.657
_cell_length_c   8.809
_cell_angle_alpha   59.622
_cell_angle_beta   57.727
_cell_angle_gamma   57.757
_symmetry_Int_Tables_number   1
_cell_volume   464.975
_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  0.755  0.743  0.132  1.0
  Mn  Mn1  1  0.010  0.010  0.012  1.0
  Mn  Mn2  1  0.071  0.643  0.634  1.0
  Mn  Mn3  1  0.496  0.480  0.519  1.0
  Mn  Mn4  1  0.431  0.860  0.846  1.0
  Mn  Mn5  1  0.951  0.350  0.366  1.0
  Cr  Cr6  1  0.565  0.146  0.146  1.0
  P  P7  1  0.251  0.247  0.551  1.0
  P  P8  1  0.274  0.943  0.249  1.0
  P  P9  1  0.232  0.549  0.965  1.0
  P  P10  1  0.736  0.471  0.028  1.0
  P  P11  1  0.753  0.043  0.741  1.0
  P  P12  1  0.753  0.752  0.453  1.0
  O  O13  1  0.108  0.120  0.303  1.0
  O  O14  1  0.030  0.536  0.108  1.0
  O  O15  1  0.069  0.310  0.528  1.0
  O  O16  1  0.239  0.089  0.749  1.0
  O  O17  1  0.433  0.178  0.394  1.0
  O  O18  1  0.267  0.414  0.561  1.0
  O  O19  1  0.251  0.936  0.089  1.0
  O  O20  1  0.275  0.752  0.415  1.0
  O  O21  1  0.563  0.610  0.970  1.0
  O  O22  1  0.274  0.547  0.772  1.0
  O  O23  1  0.757  0.262  0.071  1.0
  O  O24  1  0.579  0.011  0.794  1.0
  O  O25  1  0.469  0.950  0.191  1.0
  O  O26  1  0.211  0.745  0.950  1.0
  O  O27  1  0.698  0.502  0.209  1.0
  O  O28  1  0.383  0.377  0.043  1.0
  O  O29  1  0.746  0.241  0.583  1.0
  O  O30  1  0.762  0.039  0.918  1.0
  O  O31  1  0.745  0.587  0.424  1.0
  O  O32  1  0.563  0.813  0.604  1.0
  O  O33  1  0.766  0.904  0.246  1.0
  O  O34  1  0.928  0.703  0.477  1.0
  O  O35  1  0.920  0.502  0.876  1.0
  O  O36  1  0.941  0.883  0.678  1.0
[/CIF]
.