The material described by Sm2Fe15Co2 crystallizes in the monoclinic Cm space group. There are two inequivalent Sm sites. In the first Sm site, Sm(1) is bonded in a 19-coordinate geometry to one Fe(5), one Fe(6), one Fe(8), two equivalent Fe(1), two equivalent Fe(10), two equivalent Fe(2), two equivalent Fe(3), two equivalent Fe(4), four equivalent Fe(9), and two equivalent Co(1) atoms. In the second Sm site, Sm(2) is bonded in a 19-coordinate geometry to one Fe(10), one Fe(5), one Fe(7), two equivalent Fe(1), two equivalent Fe(2), two equivalent Fe(3), two equivalent Fe(4), two equivalent Fe(8), two equivalent Fe(9), and four equivalent Co(1) atoms. There are ten inequivalent Fe sites. In the first Fe site, Fe(1) is bonded in a 12-coordinate geometry to one Sm(1), one Sm(2), one Fe(1), one Fe(2), one Fe(4), one Fe(5), one Fe(6), one Fe(7), one Fe(8), two equivalent Fe(9), and one Co(1) atom. In the second Fe site, Fe(2) is bonded in a 12-coordinate geometry to one Sm(1), one Sm(2), one Fe(1), one Fe(10), one Fe(3), one Fe(6), one Fe(7), one Fe(8), one Fe(9), two equivalent Fe(4), and one Co(1) atom. In the third Fe site, Fe(3) is bonded in a 12-coordinate geometry to one Sm(1), one Sm(2), one Fe(10), one Fe(2), one Fe(3), one Fe(4), one Fe(5), one Fe(6), one Fe(7), one Fe(9), and two equivalent Co(1) atoms. In the fourth Fe site, Fe(4) is bonded to one Sm(1), one Sm(2), one Fe(1), one Fe(10), one Fe(3), one Fe(6), one Fe(7), one Fe(8), one Fe(9), two equivalent Fe(2), and one Co(1) atom to form distorted FeSm2Fe9Co cuboctahedra that share  a cornercorner with one Fe(10)Sm3Fe7Co2 cuboctahedra,  a cornercorner with one Fe(8)Sm3Fe9 cuboctahedra, corners with two equivalent Fe(5)Sm2Fe8Co2 cuboctahedra, corners with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, corners with four equivalent Fe(9)Sm3Fe8Co cuboctahedra, corners with four equivalent Co(1)Sm3Fe9 cuboctahedra,  an edgeedge with one Fe(10)Sm3Fe7Co2 cuboctahedra,  an edgeedge with one Fe(8)Sm3Fe9 cuboctahedra, edges with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, edges with two equivalent Co(1)Sm3Fe9 cuboctahedra,  a faceface with one Fe(10)Sm3Fe7Co2 cuboctahedra,  a faceface with one Fe(8)Sm3Fe9 cuboctahedra, faces with two equivalent Fe(5)Sm2Fe8Co2 cuboctahedra, faces with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, faces with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, and faces with two equivalent Co(1)Sm3Fe9 cuboctahedra. In the fifth Fe site, Fe(5) is bonded to one Sm(1), one Sm(2), one Fe(6), one Fe(7), two equivalent Fe(1), two equivalent Fe(3), two equivalent Fe(9), and two equivalent Co(1) atoms to form distorted FeSm2Fe8Co2 cuboctahedra that share corners with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, corners with two equivalent Co(1)Sm3Fe9 cuboctahedra, corners with three equivalent Fe(10)Sm3Fe7Co2 cuboctahedra, corners with three equivalent Fe(8)Sm3Fe9 cuboctahedra, corners with four equivalent Fe(4)Sm2Fe9Co cuboctahedra,  an edgeedge with one Fe(10)Sm3Fe7Co2 cuboctahedra,  an edgeedge with one Fe(8)Sm3Fe9 cuboctahedra, edges with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, edges with two equivalent Co(1)Sm3Fe9 cuboctahedra,  a faceface with one Fe(10)Sm3Fe7Co2 cuboctahedra,  a faceface with one Fe(8)Sm3Fe9 cuboctahedra, faces with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, faces with two equivalent Co(1)Sm3Fe9 cuboctahedra, and faces with four equivalent Fe(4)Sm2Fe9Co cuboctahedra. In the sixth Fe site, Fe(6) is bonded in a 14-coordinate geometry to one Sm(1), one Fe(10), one Fe(5), one Fe(7), two equivalent Fe(1), two equivalent Fe(2), two equivalent Fe(3), two equivalent Fe(4), and two equivalent Fe(9) atoms. In the seventh Fe site, Fe(7) is bonded in a 14-coordinate geometry to one Sm(2), one Fe(5), one Fe(6), one Fe(8), two equivalent Fe(1), two equivalent Fe(2), two equivalent Fe(3), two equivalent Fe(4), and two equivalent Co(1) atoms. In the eighth Fe site, Fe(8) is bonded to one Sm(1), two equivalent Sm(2), one Fe(7), two equivalent Fe(1), two equivalent Fe(2), two equivalent Fe(4), and two equivalent Fe(9) atoms to form FeSm3Fe9 cuboctahedra that share corners with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, corners with two equivalent Fe(10)Sm3Fe7Co2 cuboctahedra, corners with two equivalent Fe(8)Sm3Fe9 cuboctahedra, corners with three equivalent Fe(5)Sm2Fe8Co2 cuboctahedra, corners with six equivalent Fe(9)Sm3Fe8Co cuboctahedra,  an edgeedge with one Fe(5)Sm2Fe8Co2 cuboctahedra,  an edgeedge with one Fe(10)Sm3Fe7Co2 cuboctahedra, edges with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, edges with four equivalent Co(1)Sm3Fe9 cuboctahedra,  a faceface with one Fe(5)Sm2Fe8Co2 cuboctahedra,  a faceface with one Fe(10)Sm3Fe7Co2 cuboctahedra, faces with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, faces with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, and faces with four equivalent Co(1)Sm3Fe9 cuboctahedra. In the ninth Fe site, Fe(9) is bonded to one Sm(2), two equivalent Sm(1), one Fe(2), one Fe(3), one Fe(4), one Fe(5), one Fe(6), one Fe(8), two equivalent Fe(1), and one Co(1) atom to form FeSm3Fe8Co cuboctahedra that share  a cornercorner with one Fe(5)Sm2Fe8Co2 cuboctahedra, corners with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, corners with three equivalent Fe(8)Sm3Fe9 cuboctahedra, corners with four equivalent Fe(4)Sm2Fe9Co cuboctahedra, corners with five equivalent Co(1)Sm3Fe9 cuboctahedra,  an edgeedge with one Fe(5)Sm2Fe8Co2 cuboctahedra,  an edgeedge with one Co(1)Sm3Fe9 cuboctahedra, edges with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, edges with two equivalent Fe(10)Sm3Fe7Co2 cuboctahedra, edges with two equivalent Fe(9)Sm3Fe8Co cuboctahedra,  a faceface with one Fe(5)Sm2Fe8Co2 cuboctahedra,  a faceface with one Fe(8)Sm3Fe9 cuboctahedra, faces with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, faces with two equivalent Fe(10)Sm3Fe7Co2 cuboctahedra, faces with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, and faces with two equivalent Co(1)Sm3Fe9 cuboctahedra. In the tenth Fe site, Fe(10) is bonded to one Sm(2), two equivalent Sm(1), one Fe(6), two equivalent Fe(2), two equivalent Fe(3), two equivalent Fe(4), and two equivalent Co(1) atoms to form FeSm3Fe7Co2 cuboctahedra that share corners with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, corners with two equivalent Fe(10)Sm3Fe7Co2 cuboctahedra, corners with two equivalent Fe(8)Sm3Fe9 cuboctahedra, corners with three equivalent Fe(5)Sm2Fe8Co2 cuboctahedra, corners with six equivalent Co(1)Sm3Fe9 cuboctahedra,  an edgeedge with one Fe(5)Sm2Fe8Co2 cuboctahedra,  an edgeedge with one Fe(8)Sm3Fe9 cuboctahedra, edges with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, edges with four equivalent Fe(9)Sm3Fe8Co cuboctahedra,  a faceface with one Fe(5)Sm2Fe8Co2 cuboctahedra,  a faceface with one Fe(8)Sm3Fe9 cuboctahedra, faces with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, faces with two equivalent Co(1)Sm3Fe9 cuboctahedra, and faces with four equivalent Fe(9)Sm3Fe8Co cuboctahedra. Co(1) is bonded to one Sm(1), two equivalent Sm(2), one Fe(1), one Fe(10), one Fe(2), one Fe(4), one Fe(5), one Fe(7), one Fe(9), and two equivalent Fe(3) atoms to form distorted CoSm3Fe9 cuboctahedra that share  a cornercorner with one Fe(5)Sm2Fe8Co2 cuboctahedra, corners with two equivalent Co(1)Sm3Fe9 cuboctahedra, corners with three equivalent Fe(10)Sm3Fe7Co2 cuboctahedra, corners with four equivalent Fe(4)Sm2Fe9Co cuboctahedra, corners with five equivalent Fe(9)Sm3Fe8Co cuboctahedra,  an edgeedge with one Fe(5)Sm2Fe8Co2 cuboctahedra,  an edgeedge with one Fe(9)Sm3Fe8Co cuboctahedra, edges with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, edges with two equivalent Fe(8)Sm3Fe9 cuboctahedra, edges with two equivalent Co(1)Sm3Fe9 cuboctahedra,  a faceface with one Fe(5)Sm2Fe8Co2 cuboctahedra,  a faceface with one Fe(10)Sm3Fe7Co2 cuboctahedra, faces with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, faces with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, faces with two equivalent Fe(8)Sm3Fe9 cuboctahedra, and faces with two equivalent Co(1)Sm3Fe9 cuboctahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_Sm2Fe15Co2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.442
_cell_length_b   6.442
_cell_length_c   6.425
_cell_angle_alpha   82.428
_cell_angle_beta   82.428
_cell_angle_gamma   82.657
_symmetry_Int_Tables_number   1
_cell_volume   260.352
_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
  Sm  Sm0  1  0.341  0.341  0.342  1.0
  Sm  Sm1  1  0.659  0.659  0.658  1.0
  Fe  Fe2  1  0.999  0.706  0.293  1.0
  Fe  Fe3  1  0.711  0.290  1.000  1.0
  Fe  Fe4  1  0.292  0.001  0.707  1.0
  Fe  Fe5  1  0.290  0.711  1.000  1.0
  Fe  Fe6  1  0.706  0.999  0.293  1.0
  Fe  Fe7  1  0.001  0.292  0.707  1.0
  Fe  Fe8  1  0.499  0.001  0.000  1.0
  Fe  Fe9  1  1.000  1.000  0.500  1.0
  Fe  Fe10  1  0.001  0.499  0.000  1.0
  Fe  Fe11  1  0.096  0.096  0.096  1.0
  Fe  Fe12  1  0.904  0.904  0.905  1.0
  Fe  Fe13  1  0.658  0.658  0.154  1.0
  Fe  Fe14  1  0.341  0.841  0.342  1.0
  Fe  Fe15  1  0.841  0.341  0.342  1.0
  Fe  Fe16  1  0.344  0.344  0.839  1.0
  Co  Co17  1  0.661  0.156  0.659  1.0
  Co  Co18  1  0.156  0.661  0.659  1.0
[/CIF]
.
The material described by Sm2Fe15Co2 crystallizes in the monoclinic Cm space group. There are two inequivalent Sm sites. In the first Sm site, Sm(1) is bonded in a 19-coordinate geometry to one Fe(5), one Fe(6), one Fe(8), two equivalent Fe(1), two equivalent Fe(10), two equivalent Fe(2), two equivalent Fe(3), two equivalent Fe(4), four equivalent Fe(9), and two equivalent Co(1) atoms. In the second Sm site, Sm(2) is bonded in a 19-coordinate geometry to one Fe(10), one Fe(5), one Fe(7), two equivalent Fe(1), two equivalent Fe(2), two equivalent Fe(3), two equivalent Fe(4), two equivalent Fe(8), two equivalent Fe(9), and four equivalent Co(1) atoms. There are ten inequivalent Fe sites. In the first Fe site, Fe(1) is bonded in a 12-coordinate geometry to one Sm(1), one Sm(2), one Fe(1), one Fe(2), one Fe(4), one Fe(5), one Fe(6), one Fe(7), one Fe(8), two equivalent Fe(9), and one Co(1) atom. In the second Fe site, Fe(2) is bonded in a 12-coordinate geometry to one Sm(1), one Sm(2), one Fe(1), one Fe(10), one Fe(3), one Fe(6), one Fe(7), one Fe(8), one Fe(9), two equivalent Fe(4), and one Co(1) atom. In the third Fe site, Fe(3) is bonded in a 12-coordinate geometry to one Sm(1), one Sm(2), one Fe(10), one Fe(2), one Fe(3), one Fe(4), one Fe(5), one Fe(6), one Fe(7), one Fe(9), and two equivalent Co(1) atoms. In the fourth Fe site, Fe(4) is bonded to one Sm(1), one Sm(2), one Fe(1), one Fe(10), one Fe(3), one Fe(6), one Fe(7), one Fe(8), one Fe(9), two equivalent Fe(2), and one Co(1) atom to form distorted FeSm2Fe9Co cuboctahedra that share  a cornercorner with one Fe(10)Sm3Fe7Co2 cuboctahedra,  a cornercorner with one Fe(8)Sm3Fe9 cuboctahedra, corners with two equivalent Fe(5)Sm2Fe8Co2 cuboctahedra, corners with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, corners with four equivalent Fe(9)Sm3Fe8Co cuboctahedra, corners with four equivalent Co(1)Sm3Fe9 cuboctahedra,  an edgeedge with one Fe(10)Sm3Fe7Co2 cuboctahedra,  an edgeedge with one Fe(8)Sm3Fe9 cuboctahedra, edges with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, edges with two equivalent Co(1)Sm3Fe9 cuboctahedra,  a faceface with one Fe(10)Sm3Fe7Co2 cuboctahedra,  a faceface with one Fe(8)Sm3Fe9 cuboctahedra, faces with two equivalent Fe(5)Sm2Fe8Co2 cuboctahedra, faces with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, faces with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, and faces with two equivalent Co(1)Sm3Fe9 cuboctahedra. In the fifth Fe site, Fe(5) is bonded to one Sm(1), one Sm(2), one Fe(6), one Fe(7), two equivalent Fe(1), two equivalent Fe(3), two equivalent Fe(9), and two equivalent Co(1) atoms to form distorted FeSm2Fe8Co2 cuboctahedra that share corners with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, corners with two equivalent Co(1)Sm3Fe9 cuboctahedra, corners with three equivalent Fe(10)Sm3Fe7Co2 cuboctahedra, corners with three equivalent Fe(8)Sm3Fe9 cuboctahedra, corners with four equivalent Fe(4)Sm2Fe9Co cuboctahedra,  an edgeedge with one Fe(10)Sm3Fe7Co2 cuboctahedra,  an edgeedge with one Fe(8)Sm3Fe9 cuboctahedra, edges with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, edges with two equivalent Co(1)Sm3Fe9 cuboctahedra,  a faceface with one Fe(10)Sm3Fe7Co2 cuboctahedra,  a faceface with one Fe(8)Sm3Fe9 cuboctahedra, faces with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, faces with two equivalent Co(1)Sm3Fe9 cuboctahedra, and faces with four equivalent Fe(4)Sm2Fe9Co cuboctahedra. In the sixth Fe site, Fe(6) is bonded in a 14-coordinate geometry to one Sm(1), one Fe(10), one Fe(5), one Fe(7), two equivalent Fe(1), two equivalent Fe(2), two equivalent Fe(3), two equivalent Fe(4), and two equivalent Fe(9) atoms. In the seventh Fe site, Fe(7) is bonded in a 14-coordinate geometry to one Sm(2), one Fe(5), one Fe(6), one Fe(8), two equivalent Fe(1), two equivalent Fe(2), two equivalent Fe(3), two equivalent Fe(4), and two equivalent Co(1) atoms. In the eighth Fe site, Fe(8) is bonded to one Sm(1), two equivalent Sm(2), one Fe(7), two equivalent Fe(1), two equivalent Fe(2), two equivalent Fe(4), and two equivalent Fe(9) atoms to form FeSm3Fe9 cuboctahedra that share corners with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, corners with two equivalent Fe(10)Sm3Fe7Co2 cuboctahedra, corners with two equivalent Fe(8)Sm3Fe9 cuboctahedra, corners with three equivalent Fe(5)Sm2Fe8Co2 cuboctahedra, corners with six equivalent Fe(9)Sm3Fe8Co cuboctahedra,  an edgeedge with one Fe(5)Sm2Fe8Co2 cuboctahedra,  an edgeedge with one Fe(10)Sm3Fe7Co2 cuboctahedra, edges with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, edges with four equivalent Co(1)Sm3Fe9 cuboctahedra,  a faceface with one Fe(5)Sm2Fe8Co2 cuboctahedra,  a faceface with one Fe(10)Sm3Fe7Co2 cuboctahedra, faces with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, faces with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, and faces with four equivalent Co(1)Sm3Fe9 cuboctahedra. In the ninth Fe site, Fe(9) is bonded to one Sm(2), two equivalent Sm(1), one Fe(2), one Fe(3), one Fe(4), one Fe(5), one Fe(6), one Fe(8), two equivalent Fe(1), and one Co(1) atom to form FeSm3Fe8Co cuboctahedra that share  a cornercorner with one Fe(5)Sm2Fe8Co2 cuboctahedra, corners with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, corners with three equivalent Fe(8)Sm3Fe9 cuboctahedra, corners with four equivalent Fe(4)Sm2Fe9Co cuboctahedra, corners with five equivalent Co(1)Sm3Fe9 cuboctahedra,  an edgeedge with one Fe(5)Sm2Fe8Co2 cuboctahedra,  an edgeedge with one Co(1)Sm3Fe9 cuboctahedra, edges with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, edges with two equivalent Fe(10)Sm3Fe7Co2 cuboctahedra, edges with two equivalent Fe(9)Sm3Fe8Co cuboctahedra,  a faceface with one Fe(5)Sm2Fe8Co2 cuboctahedra,  a faceface with one Fe(8)Sm3Fe9 cuboctahedra, faces with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, faces with two equivalent Fe(10)Sm3Fe7Co2 cuboctahedra, faces with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, and faces with two equivalent Co(1)Sm3Fe9 cuboctahedra. In the tenth Fe site, Fe(10) is bonded to one Sm(2), two equivalent Sm(1), one Fe(6), two equivalent Fe(2), two equivalent Fe(3), two equivalent Fe(4), and two equivalent Co(1) atoms to form FeSm3Fe7Co2 cuboctahedra that share corners with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, corners with two equivalent Fe(10)Sm3Fe7Co2 cuboctahedra, corners with two equivalent Fe(8)Sm3Fe9 cuboctahedra, corners with three equivalent Fe(5)Sm2Fe8Co2 cuboctahedra, corners with six equivalent Co(1)Sm3Fe9 cuboctahedra,  an edgeedge with one Fe(5)Sm2Fe8Co2 cuboctahedra,  an edgeedge with one Fe(8)Sm3Fe9 cuboctahedra, edges with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, edges with four equivalent Fe(9)Sm3Fe8Co cuboctahedra,  a faceface with one Fe(5)Sm2Fe8Co2 cuboctahedra,  a faceface with one Fe(8)Sm3Fe9 cuboctahedra, faces with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, faces with two equivalent Co(1)Sm3Fe9 cuboctahedra, and faces with four equivalent Fe(9)Sm3Fe8Co cuboctahedra. Co(1) is bonded to one Sm(1), two equivalent Sm(2), one Fe(1), one Fe(10), one Fe(2), one Fe(4), one Fe(5), one Fe(7), one Fe(9), and two equivalent Fe(3) atoms to form distorted CoSm3Fe9 cuboctahedra that share  a cornercorner with one Fe(5)Sm2Fe8Co2 cuboctahedra, corners with two equivalent Co(1)Sm3Fe9 cuboctahedra, corners with three equivalent Fe(10)Sm3Fe7Co2 cuboctahedra, corners with four equivalent Fe(4)Sm2Fe9Co cuboctahedra, corners with five equivalent Fe(9)Sm3Fe8Co cuboctahedra,  an edgeedge with one Fe(5)Sm2Fe8Co2 cuboctahedra,  an edgeedge with one Fe(9)Sm3Fe8Co cuboctahedra, edges with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, edges with two equivalent Fe(8)Sm3Fe9 cuboctahedra, edges with two equivalent Co(1)Sm3Fe9 cuboctahedra,  a faceface with one Fe(5)Sm2Fe8Co2 cuboctahedra,  a faceface with one Fe(10)Sm3Fe7Co2 cuboctahedra, faces with two equivalent Fe(4)Sm2Fe9Co cuboctahedra, faces with two equivalent Fe(9)Sm3Fe8Co cuboctahedra, faces with two equivalent Fe(8)Sm3Fe9 cuboctahedra, and faces with two equivalent Co(1)Sm3Fe9 cuboctahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_Sm2Fe15Co2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.442
_cell_length_b   6.442
_cell_length_c   6.425
_cell_angle_alpha   82.428
_cell_angle_beta   82.428
_cell_angle_gamma   82.657
_symmetry_Int_Tables_number   1
_cell_volume   260.352
_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
  Sm  Sm0  1  0.341  0.341  0.342  1.0
  Sm  Sm1  1  0.659  0.659  0.658  1.0
  Fe  Fe2  1  0.999  0.706  0.293  1.0
  Fe  Fe3  1  0.711  0.290  1.000  1.0
  Fe  Fe4  1  0.292  0.001  0.707  1.0
  Fe  Fe5  1  0.290  0.711  1.000  1.0
  Fe  Fe6  1  0.706  0.999  0.293  1.0
  Fe  Fe7  1  0.001  0.292  0.707  1.0
  Fe  Fe8  1  0.499  0.001  0.000  1.0
  Fe  Fe9  1  1.000  1.000  0.500  1.0
  Fe  Fe10  1  0.001  0.499  0.000  1.0
  Fe  Fe11  1  0.096  0.096  0.096  1.0
  Fe  Fe12  1  0.904  0.904  0.905  1.0
  Fe  Fe13  1  0.658  0.658  0.154  1.0
  Fe  Fe14  1  0.341  0.841  0.342  1.0
  Fe  Fe15  1  0.841  0.341  0.342  1.0
  Fe  Fe16  1  0.344  0.344  0.839  1.0
  Co  Co17  1  0.661  0.156  0.659  1.0
  Co  Co18  1  0.156  0.661  0.659  1.0
[/CIF]
.