#===================================================
# CIF generated by M. Suchomel at APS/ANL
# using NIST SRM information
#===================================================

data_Si_640d
_chemical_name_systematic 'Silicon'
_chemical_formula_structural 'Si'
_cell_length_a 5.43123
_cell_length_b 5.43123
_cell_length_c 5.43123
_cell_angle_alpha 90.0
_cell_angle_beta 90.0
_cell_angle_gamma 90.0
_cell_formula_units_Z 2
_symmetry_space_group_name_H-M 'F d -3 m'
_symmetry_Int_Tables_number 227

# Fd-3m origin 2 
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Si1 Si 0.125 0.125 0.125 1.0






