The structure described by YbPtGe2 crystallizes in the monoclinic Cm space group. There are three inequivalent Yb sites. In the first Yb site, Yb(1) is bonded in a 15-coordinate geometry to two equivalent Pt(1), four equivalent Pt(2), one Ge(5), two equivalent Ge(1), two equivalent Ge(3), and four equivalent Ge(4) atoms. In the second Yb site, Yb(2) is bonded in a 15-coordinate geometry to two equivalent Pt(2), four equivalent Pt(1), one Ge(6), two equivalent Ge(2), two equivalent Ge(4), and four equivalent Ge(3) atoms. In the third Yb site, Yb(3) is bonded in a 14-coordinate geometry to two equivalent Pt(1), two equivalent Pt(2), one Ge(3), one Ge(4), two equivalent Ge(1), two equivalent Ge(2), two equivalent Ge(5), and two equivalent Ge(6) atoms. There are two inequivalent Pt sites. In the first Pt site, Pt(1) is bonded in a 10-coordinate geometry to one Yb(1), two equivalent Yb(2), two equivalent Yb(3), one Ge(2), one Ge(3), one Ge(5), and two equivalent Ge(4) atoms. In the second Pt site, Pt(2) is bonded in a 10-coordinate geometry to one Yb(2), two equivalent Yb(1), two equivalent Yb(3), one Ge(1), one Ge(4), one Ge(6), and two equivalent Ge(3) atoms. There are six inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to two equivalent Yb(1), four equivalent Yb(3), two equivalent Pt(2), and one Ge(2) atom. In the second Ge site, Ge(2) is bonded in a 9-coordinate geometry to two equivalent Yb(2), four equivalent Yb(3), two equivalent Pt(1), and one Ge(1) atom. In the third Ge site, Ge(3) is bonded in a 8-coordinate geometry to one Yb(1), one Yb(3), two equivalent Yb(2), one Pt(1), two equivalent Pt(2), and one Ge(3) atom. In the fourth Ge site, Ge(4) is bonded in a 8-coordinate geometry to one Yb(2), one Yb(3), two equivalent Yb(1), one Pt(2), two equivalent Pt(1), and one Ge(4) atom. In the fifth Ge site, Ge(5) is bonded in a 2-coordinate geometry to one Yb(1), four equivalent Yb(3), and two equivalent Pt(1) atoms. In the sixth Ge site, Ge(6) is bonded in a 2-coordinate geometry to one Yb(2), four equivalent Yb(3), and two equivalent Pt(2) atoms. is represented by the CIF file [CIF]
data_YbGe2Pt
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.328
_cell_length_b   8.793
_cell_length_c   9.397
_cell_angle_alpha   62.104
_cell_angle_beta   76.733
_cell_angle_gamma   90.002
_symmetry_Int_Tables_number   1
_cell_volume   305.228
_cell_formula_units_Z   4
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
  Yb  Yb0  1  0.207  0.204  0.592  1.0
  Yb  Yb1  1  0.798  0.796  0.408  1.0
  Yb  Yb2  1  0.003  0.247  0.000  1.0
  Yb  Yb3  1  0.003  0.753  0.000  1.0
  Ge  Ge4  1  0.577  0.074  0.851  1.0
  Ge  Ge5  1  0.428  0.926  0.149  1.0
  Ge  Ge6  1  0.201  0.550  0.602  1.0
  Ge  Ge7  1  0.803  0.450  0.398  1.0
  Ge  Ge8  1  0.803  0.152  0.398  1.0
  Ge  Ge9  1  0.201  0.848  0.602  1.0
  Ge  Ge10  1  0.427  0.424  0.152  1.0
  Ge  Ge11  1  0.582  0.576  0.848  1.0
  Pt  Pt12  1  0.355  0.605  0.294  1.0
  Pt  Pt13  1  0.650  0.395  0.706  1.0
  Pt  Pt14  1  0.650  0.899  0.706  1.0
  Pt  Pt15  1  0.355  0.101  0.294  1.0
[/CIF]
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The structure described by YbPtGe2 crystallizes in the monoclinic Cm space group. There are three inequivalent Yb sites. In the first Yb site, Yb(1) is bonded in a 15-coordinate geometry to two equivalent Pt(1), four equivalent Pt(2), one Ge(5), two equivalent Ge(1), two equivalent Ge(3), and four equivalent Ge(4) atoms. In the second Yb site, Yb(2) is bonded in a 15-coordinate geometry to two equivalent Pt(2), four equivalent Pt(1), one Ge(6), two equivalent Ge(2), two equivalent Ge(4), and four equivalent Ge(3) atoms. In the third Yb site, Yb(3) is bonded in a 14-coordinate geometry to two equivalent Pt(1), two equivalent Pt(2), one Ge(3), one Ge(4), two equivalent Ge(1), two equivalent Ge(2), two equivalent Ge(5), and two equivalent Ge(6) atoms. There are two inequivalent Pt sites. In the first Pt site, Pt(1) is bonded in a 10-coordinate geometry to one Yb(1), two equivalent Yb(2), two equivalent Yb(3), one Ge(2), one Ge(3), one Ge(5), and two equivalent Ge(4) atoms. In the second Pt site, Pt(2) is bonded in a 10-coordinate geometry to one Yb(2), two equivalent Yb(1), two equivalent Yb(3), one Ge(1), one Ge(4), one Ge(6), and two equivalent Ge(3) atoms. There are six inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to two equivalent Yb(1), four equivalent Yb(3), two equivalent Pt(2), and one Ge(2) atom. In the second Ge site, Ge(2) is bonded in a 9-coordinate geometry to two equivalent Yb(2), four equivalent Yb(3), two equivalent Pt(1), and one Ge(1) atom. In the third Ge site, Ge(3) is bonded in a 8-coordinate geometry to one Yb(1), one Yb(3), two equivalent Yb(2), one Pt(1), two equivalent Pt(2), and one Ge(3) atom. In the fourth Ge site, Ge(4) is bonded in a 8-coordinate geometry to one Yb(2), one Yb(3), two equivalent Yb(1), one Pt(2), two equivalent Pt(1), and one Ge(4) atom. In the fifth Ge site, Ge(5) is bonded in a 2-coordinate geometry to one Yb(1), four equivalent Yb(3), and two equivalent Pt(1) atoms. In the sixth Ge site, Ge(6) is bonded in a 2-coordinate geometry to one Yb(2), four equivalent Yb(3), and two equivalent Pt(2) atoms. is represented by the CIF file [CIF]
data_YbGe2Pt
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.328
_cell_length_b   8.793
_cell_length_c   9.397
_cell_angle_alpha   62.104
_cell_angle_beta   76.733
_cell_angle_gamma   90.002
_symmetry_Int_Tables_number   1
_cell_volume   305.228
_cell_formula_units_Z   4
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
  Yb  Yb0  1  0.207  0.204  0.592  1.0
  Yb  Yb1  1  0.798  0.796  0.408  1.0
  Yb  Yb2  1  0.003  0.247  0.000  1.0
  Yb  Yb3  1  0.003  0.753  0.000  1.0
  Ge  Ge4  1  0.577  0.074  0.851  1.0
  Ge  Ge5  1  0.428  0.926  0.149  1.0
  Ge  Ge6  1  0.201  0.550  0.602  1.0
  Ge  Ge7  1  0.803  0.450  0.398  1.0
  Ge  Ge8  1  0.803  0.152  0.398  1.0
  Ge  Ge9  1  0.201  0.848  0.602  1.0
  Ge  Ge10  1  0.427  0.424  0.152  1.0
  Ge  Ge11  1  0.582  0.576  0.848  1.0
  Pt  Pt12  1  0.355  0.605  0.294  1.0
  Pt  Pt13  1  0.650  0.395  0.706  1.0
  Pt  Pt14  1  0.650  0.899  0.706  1.0
  Pt  Pt15  1  0.355  0.101  0.294  1.0
[/CIF]
.