# C as diamond (A4)
data_nolabel
loop_
_publ_author_name
'Hom, T.'
'Kiszenick, W.'
'Post, B.'
_publ_section_title
;
 Accurate lattice constants from multiple reflection mesurements II.
 lattice constants of germanium, silicon and diamond
 Locality: unknown
 Sample: at T = 25 C
;
_journal_name_full               'Journal of Applied Crystallography'
_journal_volume                  8
_journal_page_first              457
_journal_year                    1975
_chemical_formula_sum            C
_cell_length_a                   3.566986
_cell_length_b                   3.566986
_cell_length_c                   3.566986
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_symmetry_space_group_name_H-M   'Fd-3m'
_diffrn_ambient_temperature      298.15
loop_
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_Wyckoff_symbol
 C  .125  .125  .125  8a
