data_HoFeGe2O7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.93
_cell_length_b   6.93
_cell_length_c   6.73
_cell_angle_alpha   110.87
_cell_angle_beta   110.87
_cell_angle_gamma   77.18
_symmetry_Int_Tables_number   1
_chemical_formula_structural   HoFeGe2O7
_chemical_formula_sum   'Ho2 Fe2 Ge4 O14'
_cell_volume   280.47
_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
  Ho  Ho0  1  0.88  0.79  1.0  1.0
  Ho  Ho1  1  0.88  0.21  1.0  1.0
  Fe  Fe2  1  0.42  0.36  0.0  1.0
  Fe  Fe3  1  0.42  0.64  0.0  1.0
  Ge  Ge4  1  0.74  0.0  0.09  1.0
  Ge  Ge5  1  0.03  0.0  0.9  1.0
  Ge  Ge6  1  0.84  0.0  0.56  1.0
  Ge  Ge7  1  0.93  0.0  0.43  1.0
  O  O8  1  0.9  0.0  0.12  1.0
  O  O9  1  0.87  0.0  0.87  1.0
  O  O10  1  0.32  0.0  0.22  1.0
  O  O11  1  0.44  0.0  0.77  1.0
  O  O12  1  0.19  0.0  0.19  1.0
  O  O13  1  0.57  0.0  0.8  1.0
  O  O14  1  0.85  0.43  0.39  1.0
  O  O15  1  0.91  0.57  0.6  1.0
  O  O16  1  0.91  0.43  0.6  1.0
  O  O17  1  0.85  0.57  0.39  1.0
  O  O18  1  0.6  0.22  0.98  1.0
  O  O19  1  0.17  0.78  0.01  1.0
  O  O20  1  0.17  0.22  0.01  1.0
  O  O21  1  0.6  0.78  0.98  1.0

data_HoFeGe2O7
_symmetry_space_group_name_H-M   P1
_cell_length_a   6.73
_cell_length_b   6.93
_cell_length_c   6.93
_cell_angle_alpha   77.18
_cell_angle_beta   69.13
_cell_angle_gamma   69.13
_symmetry_Int_Tables_number   1
_chemical_formula_structural   HoFeGe2O7
_chemical_formula_sum   'Ho2 Fe2 Ge4 O14'
_cell_volume   280.47
_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
  Ho  Ho0  1  1.0  0.12  0.21  1.0
  Ho  Ho1  1  1.0  0.12  0.79  1.0
  Fe  Fe2  1  0.0  0.58  0.36  1.0
  Fe  Fe3  1  0.0  0.58  0.64  1.0
  Ge  Ge4  1  0.09  0.26  0.0  1.0
  Ge  Ge5  1  0.43  0.07  0.0  1.0
  Ge  Ge6  1  0.56  0.16  0.0  1.0
  Ge  Ge7  1  0.9  0.97  0.0  1.0
  O  O8  1  0.01  0.83  0.22  1.0
  O  O9  1  0.01  0.83  0.78  1.0
  O  O10  1  0.12  0.1  0.0  1.0
  O  O11  1  0.19  0.81  0.0  1.0
  O  O12  1  0.22  0.68  0.0  1.0
  O  O13  1  0.39  0.15  0.43  1.0
  O  O14  1  0.39  0.15  0.57  1.0
  O  O15  1  0.6  0.09  0.43  1.0
  O  O16  1  0.6  0.09  0.57  1.0
  O  O17  1  0.77  0.56  0.0  1.0
  O  O18  1  0.8  0.43  0.0  1.0
  O  O19  1  0.87  0.13  0.0  1.0
  O  O20  1  0.98  0.4  0.22  1.0
  O  O21  1  0.98  0.4  0.78  1.0

Ho Ho Fe Fe Ge Ge Ge Ge O O O O O O O O O O O O O O
HoFeGe2O7 crystallizes in the triclinic P1 space group. There are two inequivalent Ho sites. In the first Ho site, Ho(1) is bonded in a distorted single-bond geometry to one O(1,2); one O(12); one O(14); and one O(8) atom. The Ho(1)-O(1,2) bond length is 1.39 Å. The Ho(1)-O(12) bond length is 1.95 Å. The Ho(1)-O(14) bond length is 1.97 Å. The Ho(1)-O(8) bond length is 2.61 Å. In the second Ho site, Ho(2) is bonded in a distorted single-bond geometry to one O(1,2); one O(11); one O(13); and one O(7) atom. The Ho(2)-O(1,2) bond length is 1.39 Å. The Ho(2)-O(11) bond length is 1.95 Å. The Ho(2)-O(13) bond length is 1.97 Å. The Ho(2)-O(7) bond length is 2.61 Å. There are two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded in a distorted single-bond geometry to one O(11) and one O(13) atom. The Fe(1)-O(11) bond length is 1.44 Å. The Fe(1)-O(13) bond length is 2.20 Å. In the second Fe site, Fe(2) is bonded in a distorted bent 120 degrees geometry to one O(12) and one O(14) atom. The Fe(2)-O(12) bond length is 1.79 Å. The Fe(2)-O(14) bond length is 1.84 Å. There are four inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a distorted single-bond geometry to one O(1,2); one O(11); one O(14); and one O(5,6) atom. The Ge(1)-O(1,2) bond length is 1.05 Å. The Ge(1)-O(11) bond length is 1.82 Å. The Ge(1)-O(14) bond length is 1.75 Å. The Ge(1)-O(5,6) bond length is 1.87 Å. In the second Ge site, Ge(2) is bonded in a distorted single-bond geometry to one O(1,2); one O(12); one O(13); and one O(5,6) atom. The Ge(2)-O(1,2) bond length is 1.05 Å. The Ge(2)-O(12) bond length is 1.82 Å. The Ge(2)-O(13) bond length is 1.75 Å. The Ge(2)-O(5,6) bond length is 1.87 Å. In the third Ge site, Ge(3) is bonded in a distorted bent 150 degrees geometry to one Ge(4) and one O(1,2) atom. The Ge(3)-Ge(4) bond length is 1.22 Å. The Ge(3)-O(1,2) bond length is 2.02 Å. In the fourth Ge site, Ge(4) is bonded in a distorted bent 150 degrees geometry to one Ge(3) and one O(1,2) atom. The Ge(4)-O(1,2) bond length is 2.02 Å. There are twelve inequivalent O sites. In the first O site, O(1,2) is bonded in a 2-coordinate geometry to one Ho(1), one Ge(1), and one Ge(4) atom. In the second O site, O(3) is bonded in a distorted single-bond geometry to one O(5,6) atom. The O(3)-O(5,6) bond length is 0.84 Å. In the third O site, O(4) is bonded in a single-bond geometry to one O(5,6) atom. The O(4)-O(5,6) bond length is 0.84 Å. In the fourth O site, O(5,6) is bonded in a 2-coordinate geometry to one Ge(2) and one O(3) atom. In the fifth O site, O(7) is bonded in a 4-coordinate geometry to one Ho(2), one O(10), one O(8), and one O(9) atom. The O(7)-O(10) bond length is 1.01 Å. The O(7)-O(8) bond length is 1.38 Å. The O(7)-O(9) bond length is 1.30 Å. In the sixth O site, O(8) is bonded in a 4-coordinate geometry to one Ho(1), one O(10), one O(7), and one O(9) atom. The O(8)-O(10) bond length is 1.30 Å. The O(8)-O(9) bond length is 1.01 Å. In the seventh O site, O(9) is bonded in a 2-coordinate geometry to one O(7) and one O(8) atom. In the eighth O site, O(10) is bonded in a 2-coordinate geometry to one O(7) and one O(8) atom. In the ninth O site, O(11) is bonded in a 3-coordinate geometry to one Ho(2), one Fe(1), and one Ge(1) atom. In the tenth O site, O(12) is bonded in a 3-coordinate geometry to one Ho(1), one Fe(2), and one Ge(2) atom. In the eleventh O site, O(13) is bonded in a 3-coordinate geometry to one Ho(2), one Fe(1), and one Ge(2) atom. In the twelfth O site, O(14) is bonded in a 3-coordinate geometry to one Ho(1), one Fe(2), and one Ge(1) atom.