The material described by EuCuGe crystallizes in the orthorhombic Pnma space group. There are three inequivalent Eu sites. In the first Eu site, Eu(1) is bonded in a 12-coordinate geometry to three equivalent Cu(1), three equivalent Cu(3), three equivalent Ge(2), and three equivalent Ge(3) atoms. In the second Eu site, Eu(2) is bonded in a 12-coordinate geometry to one Cu(1), two equivalent Cu(3), three equivalent Cu(2), one Ge(2), two equivalent Ge(3), and three equivalent Ge(1) atoms. In the third Eu site, Eu(3) is bonded in a 12-coordinate geometry to one Cu(3), two equivalent Cu(1), three equivalent Cu(2), one Ge(3), two equivalent Ge(2), and three equivalent Ge(1) atoms. There are three inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 10-coordinate geometry to one Eu(2), two equivalent Eu(3), three equivalent Eu(1), one Cu(2), one Ge(2), and two equivalent Ge(3) atoms. In the second Cu site, Cu(2) is bonded in a 10-coordinate geometry to three equivalent Eu(2), three equivalent Eu(3), one Cu(1), and three equivalent Ge(1) atoms. In the third Cu site, Cu(3) is bonded in a 10-coordinate geometry to one Eu(3), two equivalent Eu(2), three equivalent Eu(1), one Ge(3), and three equivalent Ge(2) atoms. There are three inequivalent Ge sites. In the first Ge site, Ge(3) is bonded in a 10-coordinate geometry to one Eu(3), two equivalent Eu(2), three equivalent Eu(1), one Cu(3), two equivalent Cu(1), and one Ge(1) atom. In the second Ge site, Ge(1) is bonded in a 10-coordinate geometry to three equivalent Eu(2), three equivalent Eu(3), three equivalent Cu(2), and one Ge(3) atom. In the third Ge site, Ge(2) is bonded in a 10-coordinate geometry to one Eu(2), two equivalent Eu(3), three equivalent Eu(1), one Cu(1), and three equivalent Cu(3) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_EuCuGe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.501
_cell_length_b   7.638
_cell_length_c   22.479
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   772.751
_cell_formula_units_Z   12
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
  Eu  Eu0  1  0.750  0.214  0.998  1.0
  Eu  Eu1  1  0.250  0.786  0.002  1.0
  Eu  Eu2  1  0.250  0.714  0.502  1.0
  Eu  Eu3  1  0.750  0.286  0.498  1.0
  Eu  Eu4  1  0.250  0.707  0.166  1.0
  Eu  Eu5  1  0.750  0.293  0.834  1.0
  Eu  Eu6  1  0.750  0.207  0.334  1.0
  Eu  Eu7  1  0.250  0.793  0.666  1.0
  Eu  Eu8  1  0.750  0.294  0.167  1.0
  Eu  Eu9  1  0.250  0.706  0.833  1.0
  Eu  Eu10  1  0.250  0.794  0.333  1.0
  Eu  Eu11  1  0.750  0.206  0.667  1.0
  Cu  Cu12  1  0.250  0.084  0.097  1.0
  Cu  Cu13  1  0.750  0.916  0.903  1.0
  Cu  Cu14  1  0.750  0.584  0.403  1.0
  Cu  Cu15  1  0.250  0.416  0.597  1.0
  Cu  Cu16  1  0.250  0.087  0.236  1.0
  Cu  Cu17  1  0.750  0.913  0.764  1.0
  Cu  Cu18  1  0.750  0.587  0.264  1.0
  Cu  Cu19  1  0.250  0.413  0.736  1.0
  Cu  Cu20  1  0.750  0.580  0.064  1.0
  Cu  Cu21  1  0.250  0.420  0.936  1.0
  Cu  Cu22  1  0.250  0.080  0.436  1.0
  Cu  Cu23  1  0.750  0.920  0.564  1.0
  Ge  Ge24  1  0.750  0.919  0.230  1.0
  Ge  Ge25  1  0.250  0.081  0.770  1.0
  Ge  Ge26  1  0.250  0.419  0.270  1.0
  Ge  Ge27  1  0.750  0.581  0.730  1.0
  Ge  Ge28  1  0.250  0.408  0.069  1.0
  Ge  Ge29  1  0.750  0.592  0.931  1.0
  Ge  Ge30  1  0.750  0.908  0.431  1.0
  Ge  Ge31  1  0.250  0.092  0.569  1.0
  Ge  Ge32  1  0.750  0.915  0.103  1.0
  Ge  Ge33  1  0.250  0.085  0.897  1.0
  Ge  Ge34  1  0.250  0.415  0.397  1.0
  Ge  Ge35  1  0.750  0.585  0.603  1.0
[/CIF]
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The material described by EuCuGe crystallizes in the orthorhombic Pnma space group. There are three inequivalent Eu sites. In the first Eu site, Eu(1) is bonded in a 12-coordinate geometry to three equivalent Cu(1), three equivalent Cu(3), three equivalent Ge(2), and three equivalent Ge(3) atoms. In the second Eu site, Eu(2) is bonded in a 12-coordinate geometry to one Cu(1), two equivalent Cu(3), three equivalent Cu(2), one Ge(2), two equivalent Ge(3), and three equivalent Ge(1) atoms. In the third Eu site, Eu(3) is bonded in a 12-coordinate geometry to one Cu(3), two equivalent Cu(1), three equivalent Cu(2), one Ge(3), two equivalent Ge(2), and three equivalent Ge(1) atoms. There are three inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 10-coordinate geometry to one Eu(2), two equivalent Eu(3), three equivalent Eu(1), one Cu(2), one Ge(2), and two equivalent Ge(3) atoms. In the second Cu site, Cu(2) is bonded in a 10-coordinate geometry to three equivalent Eu(2), three equivalent Eu(3), one Cu(1), and three equivalent Ge(1) atoms. In the third Cu site, Cu(3) is bonded in a 10-coordinate geometry to one Eu(3), two equivalent Eu(2), three equivalent Eu(1), one Ge(3), and three equivalent Ge(2) atoms. There are three inequivalent Ge sites. In the first Ge site, Ge(3) is bonded in a 10-coordinate geometry to one Eu(3), two equivalent Eu(2), three equivalent Eu(1), one Cu(3), two equivalent Cu(1), and one Ge(1) atom. In the second Ge site, Ge(1) is bonded in a 10-coordinate geometry to three equivalent Eu(2), three equivalent Eu(3), three equivalent Cu(2), and one Ge(3) atom. In the third Ge site, Ge(2) is bonded in a 10-coordinate geometry to one Eu(2), two equivalent Eu(3), three equivalent Eu(1), one Cu(1), and three equivalent Cu(3) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_EuCuGe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.501
_cell_length_b   7.638
_cell_length_c   22.479
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   772.751
_cell_formula_units_Z   12
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
  Eu  Eu0  1  0.750  0.214  0.998  1.0
  Eu  Eu1  1  0.250  0.786  0.002  1.0
  Eu  Eu2  1  0.250  0.714  0.502  1.0
  Eu  Eu3  1  0.750  0.286  0.498  1.0
  Eu  Eu4  1  0.250  0.707  0.166  1.0
  Eu  Eu5  1  0.750  0.293  0.834  1.0
  Eu  Eu6  1  0.750  0.207  0.334  1.0
  Eu  Eu7  1  0.250  0.793  0.666  1.0
  Eu  Eu8  1  0.750  0.294  0.167  1.0
  Eu  Eu9  1  0.250  0.706  0.833  1.0
  Eu  Eu10  1  0.250  0.794  0.333  1.0
  Eu  Eu11  1  0.750  0.206  0.667  1.0
  Cu  Cu12  1  0.250  0.084  0.097  1.0
  Cu  Cu13  1  0.750  0.916  0.903  1.0
  Cu  Cu14  1  0.750  0.584  0.403  1.0
  Cu  Cu15  1  0.250  0.416  0.597  1.0
  Cu  Cu16  1  0.250  0.087  0.236  1.0
  Cu  Cu17  1  0.750  0.913  0.764  1.0
  Cu  Cu18  1  0.750  0.587  0.264  1.0
  Cu  Cu19  1  0.250  0.413  0.736  1.0
  Cu  Cu20  1  0.750  0.580  0.064  1.0
  Cu  Cu21  1  0.250  0.420  0.936  1.0
  Cu  Cu22  1  0.250  0.080  0.436  1.0
  Cu  Cu23  1  0.750  0.920  0.564  1.0
  Ge  Ge24  1  0.750  0.919  0.230  1.0
  Ge  Ge25  1  0.250  0.081  0.770  1.0
  Ge  Ge26  1  0.250  0.419  0.270  1.0
  Ge  Ge27  1  0.750  0.581  0.730  1.0
  Ge  Ge28  1  0.250  0.408  0.069  1.0
  Ge  Ge29  1  0.750  0.592  0.931  1.0
  Ge  Ge30  1  0.750  0.908  0.431  1.0
  Ge  Ge31  1  0.250  0.092  0.569  1.0
  Ge  Ge32  1  0.750  0.915  0.103  1.0
  Ge  Ge33  1  0.250  0.085  0.897  1.0
  Ge  Ge34  1  0.250  0.415  0.397  1.0
  Ge  Ge35  1  0.750  0.585  0.603  1.0
[/CIF]
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