data_global _chemical_name_mineral 'Graphite' loop_ _publ_author_name 'Lipson H' 'Stokes A R' _journal_name_full 'Proceedings of the Royal Society of London' _journal_volume A181 _journal_year 1942 _journal_page_first 101 _journal_page_last 105 _publ_section_title ; The structure of graphite Note: phase: graphite 3R ; _database_code_amcsd 0015334 _chemical_compound_source 'Ceylon, Bavaria' _chemical_formula_sum 'C' _cell_length_a 3.635 _cell_length_b 3.635 _cell_length_c 3.635 _cell_angle_alpha 39.49 _cell_angle_beta 39.49 _cell_angle_gamma 39.49 _cell_volume 17.485 _exptl_crystal_density_diffrn 2.281 _symmetry_space_group_name_H-M 'R -3 m' loop_ _space_group_symop_operation_xyz 'x,y,z' '-x,-z,-y' '-z,-x,-y' 'y,x,z' 'y,z,x' '-z,-y,-x' '-x,-y,-z' 'x,z,y' 'z,x,y' '-y,-x,-z' '-y,-z,-x' 'z,y,x' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z C 0.16400 0.16400 0.16400