# CIF file
data_findsym-output
_audit_creation_method FINDSYM

_chemical_name_mineral ''
_chemical_formula_sum 'Cu15 Si4'

loop_
_publ_author_name
 'M. Mattern'
 'R. Seyrich'
 'L. Wilde'
 'C. Baehtz'
 'M. Knapp'
 'J. Acker'
_journal_name_full_name
;
 Journal of Alloys and Compounds
;
_journal_volume 429
_journal_year 2007
_journal_page_first 211
_journal_page_last 215
_publ_Section_title
;
 Phase formation of rapidly quenched Cu-Si alloys
;

# Found in Experimental investigation of the Cu-Si phase diagram at x(Cu)$> 0.72$, 2011

_aflow_title 'Cu$_{15}$Si$_{4}$ ($D8_{6}$) Structure'
_aflow_proto 'A15B4_cI76_220_ae_c'
_aflow_params 'a,x_{2},x_{3},y_{3},z_{3}'
_aflow_params_values '9.718,-0.042,0.12,0.16,-0.04'
_aflow_Strukturbericht '$D8_{6}$'
_aflow_Pearson 'cI76'

_symmetry_space_group_name_H-M "I -4 3 d"
_symmetry_Int_Tables_number 220
 
_cell_length_a    9.71800
_cell_length_b    9.71800
_cell_length_c    9.71800
_cell_angle_alpha 90.00000
_cell_angle_beta  90.00000
_cell_angle_gamma 90.00000
 
loop_
_space_group_symop_id
_space_group_symop_operation_xyz
1 x,y,z
2 x,-y,-z+1/2
3 -x+1/2,y,-z
4 -x,-y+1/2,z
5 y,z,x
6 y,-z,-x+1/2
7 -y+1/2,z,-x
8 -y,-z+1/2,x
9 z,x,y
10 z,-x,-y+1/2
11 -z+1/2,x,-y
12 -z,-x+1/2,y
13 y+1/4,x+1/4,z+1/4
14 y+1/4,-x+3/4,-z+1/4
15 -y+1/4,x+1/4,-z+3/4
16 -y+3/4,-x+1/4,z+1/4
17 x+1/4,z+1/4,y+1/4
18 x+1/4,-z+3/4,-y+1/4
19 -x+1/4,z+1/4,-y+3/4
20 -x+3/4,-z+1/4,y+1/4
21 z+1/4,y+1/4,x+1/4
22 z+1/4,-y+3/4,-x+1/4
23 -z+1/4,y+1/4,-x+3/4
24 -z+3/4,-y+1/4,x+1/4
25 x+1/2,y+1/2,z+1/2
26 x+1/2,-y+1/2,-z
27 -x,y+1/2,-z+1/2
28 -x+1/2,-y,z+1/2
29 y+1/2,z+1/2,x+1/2
30 y+1/2,-z+1/2,-x
31 -y,z+1/2,-x+1/2
32 -y+1/2,-z,x+1/2
33 z+1/2,x+1/2,y+1/2
34 z+1/2,-x+1/2,-y
35 -z,x+1/2,-y+1/2
36 -z+1/2,-x,y+1/2
37 y+3/4,x+3/4,z+3/4
38 y+3/4,-x+1/4,-z+3/4
39 -y+3/4,x+3/4,-z+1/4
40 -y+1/4,-x+3/4,z+3/4
41 x+3/4,z+3/4,y+3/4
42 x+3/4,-z+1/4,-y+3/4
43 -x+3/4,z+3/4,-y+1/4
44 -x+1/4,-z+3/4,y+3/4
45 z+3/4,y+3/4,x+3/4
46 z+3/4,-y+1/4,-x+3/4
47 -z+3/4,y+3/4,-x+1/4
48 -z+1/4,-y+3/4,x+3/4
 
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_Wyckoff_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Cu1 Cu  12 a 0.37500 0.00000 0.25000 1.00000
Si1 Si  16 c -0.04200 -0.04200 -0.04200 1.00000
Cu2 Cu  48 e 0.12000 0.16000 -0.04000 1.00000
