The compound described by Ca6Au15Ge7 is beta Plutonium-derived structured and crystallizes in the monoclinic Pm space group. There are six inequivalent Ca sites. In the first Ca site, Ca(1) is bonded in a 16-coordinate geometry to one Au(1), one Au(11), one Au(12), one Au(15), one Au(6), two equivalent Au(10), two equivalent Au(3), two equivalent Au(8), one Ge(1), two equivalent Ge(3), and two equivalent Ge(6) atoms. In the second Ca site, Ca(2) is bonded in a 14-coordinate geometry to one Au(11), one Au(12), one Au(2), two equivalent Au(10), two equivalent Au(4), two equivalent Au(7), one Ge(2), two equivalent Ge(4), and two equivalent Ge(7) atoms. In the third Ca site, Ca(3) is bonded in a 14-coordinate geometry to one Au(13), one Au(14), one Au(3), two equivalent Au(1), two equivalent Au(15), two equivalent Au(6), two equivalent Au(9), one Ge(3), and two equivalent Ge(1) atoms. In the fourth Ca site, Ca(4) is bonded in a 14-coordinate geometry to one Au(13), one Au(14), one Au(4), two equivalent Au(2), two equivalent Au(5), two equivalent Au(9), one Ge(4), two equivalent Ge(2), and two equivalent Ge(5) atoms. In the fifth Ca site, Ca(5) is bonded in a 8-coordinate geometry to one Au(3), one Au(4), two equivalent Au(11), two equivalent Au(12), two equivalent Au(5), two equivalent Au(6), one Ge(6), and one Ge(7) atom. In the sixth Ca site, Ca(6) is bonded in a 8-coordinate geometry to one Au(1), one Au(15), one Au(2), two equivalent Au(13), two equivalent Au(14), two equivalent Au(7), two equivalent Au(8), and one Ge(5) atom. There are fifteen inequivalent Au sites. In the first Au site, Au(1) is bonded in a 10-coordinate geometry to one Ca(1), one Ca(6), two equivalent Ca(3), one Au(6), one Au(9), two equivalent Au(13), and two equivalent Ge(3) atoms. In the second Au site, Au(2) is bonded in a 10-coordinate geometry to one Ca(2), one Ca(6), two equivalent Ca(4), one Au(5), one Au(9), two equivalent Au(14), and two equivalent Ge(4) atoms. In the third Au site, Au(3) is bonded in a 10-coordinate geometry to one Ca(3), one Ca(5), two equivalent Ca(1), one Au(10), one Au(8), two equivalent Au(11), and two equivalent Ge(1) atoms. In the fourth Au site, Au(4) is bonded in a 10-coordinate geometry to one Ca(4), one Ca(5), two equivalent Ca(2), one Au(10), one Au(7), two equivalent Au(12), and two equivalent Ge(2) atoms. In the fifth Au site, Au(5) is bonded in a 7-coordinate geometry to two equivalent Ca(4), two equivalent Ca(5), one Au(11), one Au(2), one Ge(2), and two equivalent Ge(7) atoms. In the sixth Au site, Au(6) is bonded in a 7-coordinate geometry to one Ca(1), two equivalent Ca(3), two equivalent Ca(5), one Au(1), one Au(12), one Ge(1), and two equivalent Ge(6) atoms. In the seventh Au site, Au(7) is bonded in a 7-coordinate geometry to two equivalent Ca(2), two equivalent Ca(6), one Au(13), one Au(4), one Ge(4), and two equivalent Ge(5) atoms. In the eighth Au site, Au(8) is bonded in a 1-coordinate geometry to two equivalent Ca(1), two equivalent Ca(6), one Au(14), one Au(3), and one Ge(3) atom. In the ninth Au site, Au(9) is bonded in a 12-coordinate geometry to two equivalent Ca(3), two equivalent Ca(4), one Au(1), one Au(15), one Au(2), two equivalent Au(13), two equivalent Au(14), and one Ge(5) atom. In the tenth Au site, Au(10) is bonded in a distorted linear geometry to two equivalent Ca(1), two equivalent Ca(2), one Au(3), one Au(4), two equivalent Au(11), two equivalent Au(12), one Ge(6), and one Ge(7) atom. In the eleventh Au site, Au(11) is bonded in a 12-coordinate geometry to one Ca(1), one Ca(2), two equivalent Ca(5), one Au(5), two equivalent Au(10), two equivalent Au(3), one Ge(1), and two equivalent Ge(7) atoms. In the twelfth Au site, Au(12) is bonded in a 12-coordinate geometry to one Ca(1), one Ca(2), two equivalent Ca(5), one Au(6), two equivalent Au(10), two equivalent Au(4), one Ge(2), and two equivalent Ge(6) atoms. In the thirteenth Au site, Au(13) is bonded in a 12-coordinate geometry to one Ca(3), one Ca(4), two equivalent Ca(6), one Au(7), two equivalent Au(1), two equivalent Au(9), one Ge(3), and two equivalent Ge(5) atoms. In the fourteenth Au site, Au(14) is bonded to one Ca(3), one Ca(4), two equivalent Ca(6), one Au(8), two equivalent Au(15), two equivalent Au(2), two equivalent Au(9), and one Ge(4) atom to form distorted face-sharing AuCa4GeAu7 cuboctahedra. In the fifteenth Au site, Au(15) is bonded in a 4-coordinate geometry to one Ca(1), one Ca(6), two equivalent Ca(3), one Au(9), two equivalent Au(14), and one Ge(1) atom. There are seven inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 5-coordinate geometry to one Ca(1), two equivalent Ca(3), one Au(11), one Au(15), one Au(6), and two equivalent Au(3) atoms. In the second Ge site, Ge(2) is bonded in a 8-coordinate geometry to one Ca(2), two equivalent Ca(4), one Au(12), one Au(5), two equivalent Au(4), and one Ge(5) atom. In the third Ge site, Ge(3) is bonded in a 8-coordinate geometry to one Ca(3), two equivalent Ca(1), one Au(13), one Au(8), two equivalent Au(1), and one Ge(6) atom. In the fourth Ge site, Ge(4) is bonded in a 8-coordinate geometry to one Ca(4), two equivalent Ca(2), one Au(14), one Au(7), two equivalent Au(2), and one Ge(7) atom. In the fifth Ge site, Ge(5) is bonded in a 9-coordinate geometry to one Ca(6), two equivalent Ca(4), one Au(9), two equivalent Au(13), two equivalent Au(7), and one Ge(2) atom. In the sixth Ge site, Ge(6) is bonded in a 9-coordinate geometry to one Ca(5), two equivalent Ca(1), one Au(10), two equivalent Au(12), two equivalent Au(6), and one Ge(3) atom. In the seventh Ge site, Ge(7) is bonded in a 9-coordinate geometry to one Ca(5), two equivalent Ca(2), one Au(10), two equivalent Au(11), two equivalent Au(5), and one Ge(4) atom. is represented by the CIF file [CIF]
data_Ca6Ge7Au15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.555
_cell_length_b   9.585
_cell_length_c   13.430
_cell_angle_alpha   89.369
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   586.272
_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
  Ca  Ca0  1  0.500  0.999  0.189  1.0
  Ca  Ca1  1  0.500  0.000  0.811  1.0
  Ca  Ca2  1  0.000  0.495  0.312  1.0
  Ca  Ca3  1  0.000  0.501  0.690  1.0
  Ca  Ca4  1  0.000  0.498  0.999  1.0
  Ca  Ca5  1  0.500  0.006  0.499  1.0
  Ge  Ge6  1  0.500  0.350  0.180  1.0
  Ge  Ge7  1  0.500  0.649  0.818  1.0
  Ge  Ge8  1  0.000  0.849  0.318  1.0
  Ge  Ge9  1  0.000  0.145  0.686  1.0
  Ge  Ge10  1  0.500  0.729  0.626  1.0
  Ge  Ge11  1  0.000  0.777  0.124  1.0
  Ge  Ge12  1  0.000  0.220  0.875  1.0
  Au  Au13  1  0.500  0.737  0.359  1.0
  Au  Au14  1  0.500  0.260  0.639  1.0
  Au  Au15  1  0.000  0.239  0.138  1.0
  Au  Au16  1  0.000  0.758  0.859  1.0
  Au  Au17  1  0.500  0.384  0.840  1.0
  Au  Au18  1  0.500  0.614  0.159  1.0
  Au  Au19  1  0.000  0.884  0.658  1.0
  Au  Au20  1  0.000  0.111  0.341  1.0
  Au  Au21  1  0.500  0.505  0.509  1.0
  Au  Au22  1  0.000  0.999  1.000  1.0
  Au  Au23  1  0.500  0.205  0.005  1.0
  Au  Au24  1  0.500  0.799  0.996  1.0
  Au  Au25  1  0.000  0.701  0.495  1.0
  Au  Au26  1  0.000  0.298  0.506  1.0
  Au  Au27  1  0.500  0.287  0.369  1.0
[/CIF]
.
The compound described by Ca6Au15Ge7 is beta Plutonium-derived structured and crystallizes in the monoclinic Pm space group. There are six inequivalent Ca sites. In the first Ca site, Ca(1) is bonded in a 16-coordinate geometry to one Au(1), one Au(11), one Au(12), one Au(15), one Au(6), two equivalent Au(10), two equivalent Au(3), two equivalent Au(8), one Ge(1), two equivalent Ge(3), and two equivalent Ge(6) atoms. In the second Ca site, Ca(2) is bonded in a 14-coordinate geometry to one Au(11), one Au(12), one Au(2), two equivalent Au(10), two equivalent Au(4), two equivalent Au(7), one Ge(2), two equivalent Ge(4), and two equivalent Ge(7) atoms. In the third Ca site, Ca(3) is bonded in a 14-coordinate geometry to one Au(13), one Au(14), one Au(3), two equivalent Au(1), two equivalent Au(15), two equivalent Au(6), two equivalent Au(9), one Ge(3), and two equivalent Ge(1) atoms. In the fourth Ca site, Ca(4) is bonded in a 14-coordinate geometry to one Au(13), one Au(14), one Au(4), two equivalent Au(2), two equivalent Au(5), two equivalent Au(9), one Ge(4), two equivalent Ge(2), and two equivalent Ge(5) atoms. In the fifth Ca site, Ca(5) is bonded in a 8-coordinate geometry to one Au(3), one Au(4), two equivalent Au(11), two equivalent Au(12), two equivalent Au(5), two equivalent Au(6), one Ge(6), and one Ge(7) atom. In the sixth Ca site, Ca(6) is bonded in a 8-coordinate geometry to one Au(1), one Au(15), one Au(2), two equivalent Au(13), two equivalent Au(14), two equivalent Au(7), two equivalent Au(8), and one Ge(5) atom. There are fifteen inequivalent Au sites. In the first Au site, Au(1) is bonded in a 10-coordinate geometry to one Ca(1), one Ca(6), two equivalent Ca(3), one Au(6), one Au(9), two equivalent Au(13), and two equivalent Ge(3) atoms. In the second Au site, Au(2) is bonded in a 10-coordinate geometry to one Ca(2), one Ca(6), two equivalent Ca(4), one Au(5), one Au(9), two equivalent Au(14), and two equivalent Ge(4) atoms. In the third Au site, Au(3) is bonded in a 10-coordinate geometry to one Ca(3), one Ca(5), two equivalent Ca(1), one Au(10), one Au(8), two equivalent Au(11), and two equivalent Ge(1) atoms. In the fourth Au site, Au(4) is bonded in a 10-coordinate geometry to one Ca(4), one Ca(5), two equivalent Ca(2), one Au(10), one Au(7), two equivalent Au(12), and two equivalent Ge(2) atoms. In the fifth Au site, Au(5) is bonded in a 7-coordinate geometry to two equivalent Ca(4), two equivalent Ca(5), one Au(11), one Au(2), one Ge(2), and two equivalent Ge(7) atoms. In the sixth Au site, Au(6) is bonded in a 7-coordinate geometry to one Ca(1), two equivalent Ca(3), two equivalent Ca(5), one Au(1), one Au(12), one Ge(1), and two equivalent Ge(6) atoms. In the seventh Au site, Au(7) is bonded in a 7-coordinate geometry to two equivalent Ca(2), two equivalent Ca(6), one Au(13), one Au(4), one Ge(4), and two equivalent Ge(5) atoms. In the eighth Au site, Au(8) is bonded in a 1-coordinate geometry to two equivalent Ca(1), two equivalent Ca(6), one Au(14), one Au(3), and one Ge(3) atom. In the ninth Au site, Au(9) is bonded in a 12-coordinate geometry to two equivalent Ca(3), two equivalent Ca(4), one Au(1), one Au(15), one Au(2), two equivalent Au(13), two equivalent Au(14), and one Ge(5) atom. In the tenth Au site, Au(10) is bonded in a distorted linear geometry to two equivalent Ca(1), two equivalent Ca(2), one Au(3), one Au(4), two equivalent Au(11), two equivalent Au(12), one Ge(6), and one Ge(7) atom. In the eleventh Au site, Au(11) is bonded in a 12-coordinate geometry to one Ca(1), one Ca(2), two equivalent Ca(5), one Au(5), two equivalent Au(10), two equivalent Au(3), one Ge(1), and two equivalent Ge(7) atoms. In the twelfth Au site, Au(12) is bonded in a 12-coordinate geometry to one Ca(1), one Ca(2), two equivalent Ca(5), one Au(6), two equivalent Au(10), two equivalent Au(4), one Ge(2), and two equivalent Ge(6) atoms. In the thirteenth Au site, Au(13) is bonded in a 12-coordinate geometry to one Ca(3), one Ca(4), two equivalent Ca(6), one Au(7), two equivalent Au(1), two equivalent Au(9), one Ge(3), and two equivalent Ge(5) atoms. In the fourteenth Au site, Au(14) is bonded to one Ca(3), one Ca(4), two equivalent Ca(6), one Au(8), two equivalent Au(15), two equivalent Au(2), two equivalent Au(9), and one Ge(4) atom to form distorted face-sharing AuCa4GeAu7 cuboctahedra. In the fifteenth Au site, Au(15) is bonded in a 4-coordinate geometry to one Ca(1), one Ca(6), two equivalent Ca(3), one Au(9), two equivalent Au(14), and one Ge(1) atom. There are seven inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 5-coordinate geometry to one Ca(1), two equivalent Ca(3), one Au(11), one Au(15), one Au(6), and two equivalent Au(3) atoms. In the second Ge site, Ge(2) is bonded in a 8-coordinate geometry to one Ca(2), two equivalent Ca(4), one Au(12), one Au(5), two equivalent Au(4), and one Ge(5) atom. In the third Ge site, Ge(3) is bonded in a 8-coordinate geometry to one Ca(3), two equivalent Ca(1), one Au(13), one Au(8), two equivalent Au(1), and one Ge(6) atom. In the fourth Ge site, Ge(4) is bonded in a 8-coordinate geometry to one Ca(4), two equivalent Ca(2), one Au(14), one Au(7), two equivalent Au(2), and one Ge(7) atom. In the fifth Ge site, Ge(5) is bonded in a 9-coordinate geometry to one Ca(6), two equivalent Ca(4), one Au(9), two equivalent Au(13), two equivalent Au(7), and one Ge(2) atom. In the sixth Ge site, Ge(6) is bonded in a 9-coordinate geometry to one Ca(5), two equivalent Ca(1), one Au(10), two equivalent Au(12), two equivalent Au(6), and one Ge(3) atom. In the seventh Ge site, Ge(7) is bonded in a 9-coordinate geometry to one Ca(5), two equivalent Ca(2), one Au(10), two equivalent Au(11), two equivalent Au(5), and one Ge(4) atom. is represented by the CIF file [CIF]
data_Ca6Ge7Au15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.555
_cell_length_b   9.585
_cell_length_c   13.430
_cell_angle_alpha   89.369
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   586.272
_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
  Ca  Ca0  1  0.500  0.999  0.189  1.0
  Ca  Ca1  1  0.500  0.000  0.811  1.0
  Ca  Ca2  1  0.000  0.495  0.312  1.0
  Ca  Ca3  1  0.000  0.501  0.690  1.0
  Ca  Ca4  1  0.000  0.498  0.999  1.0
  Ca  Ca5  1  0.500  0.006  0.499  1.0
  Ge  Ge6  1  0.500  0.350  0.180  1.0
  Ge  Ge7  1  0.500  0.649  0.818  1.0
  Ge  Ge8  1  0.000  0.849  0.318  1.0
  Ge  Ge9  1  0.000  0.145  0.686  1.0
  Ge  Ge10  1  0.500  0.729  0.626  1.0
  Ge  Ge11  1  0.000  0.777  0.124  1.0
  Ge  Ge12  1  0.000  0.220  0.875  1.0
  Au  Au13  1  0.500  0.737  0.359  1.0
  Au  Au14  1  0.500  0.260  0.639  1.0
  Au  Au15  1  0.000  0.239  0.138  1.0
  Au  Au16  1  0.000  0.758  0.859  1.0
  Au  Au17  1  0.500  0.384  0.840  1.0
  Au  Au18  1  0.500  0.614  0.159  1.0
  Au  Au19  1  0.000  0.884  0.658  1.0
  Au  Au20  1  0.000  0.111  0.341  1.0
  Au  Au21  1  0.500  0.505  0.509  1.0
  Au  Au22  1  0.000  0.999  1.000  1.0
  Au  Au23  1  0.500  0.205  0.005  1.0
  Au  Au24  1  0.500  0.799  0.996  1.0
  Au  Au25  1  0.000  0.701  0.495  1.0
  Au  Au26  1  0.000  0.298  0.506  1.0
  Au  Au27  1  0.500  0.287  0.369  1.0
[/CIF]
.