data_global
_chemical_name_mineral 'Boron'
loop_
_publ_author_name
'Geist D'
'Kloss R'
'Follner H'
_journal_name_full 'Acta Crystallographica, Section B'
_journal_volume 26 
_journal_year 1970
_journal_page_first 1800
_journal_page_last 1802
_publ_section_title
;
 Verfeinerung des beta-rhomboedrischen bors
;
_database_code_amcsd 0009380
_chemical_compound_source 'Synthetic'
_chemical_formula_sum 'B35'
_cell_length_a 10.17
_cell_length_b 10.17
_cell_length_c 10.17
_cell_angle_alpha 65.12
_cell_angle_beta 65.12
_cell_angle_gamma 65.12
_cell_volume 826.857
_exptl_crystal_density_diffrn      2.280
_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
_atom_site_U_iso_or_equiv
B1   0.00250   0.00250   0.16800   0.00735
B2   0.10080   0.10080   0.83740   0.00988
B3   0.99330   0.99330   0.66980   0.00545
B4   0.10320   0.10320   0.49210   0.00773
B5   0.17770   0.34730   0.00330   0.01077
B6   0.16730   0.55210   0.89210   0.00735
B7   0.19830   0.19830   0.68740   0.00697
B8   0.37650   0.68260   0.20240   0.00925
B9   0.36220   0.58110   0.09760   0.00684
B10   0.19910   0.19910   0.50610   0.01216
B11   0.38730   0.38730   0.56900   0.03217
B12   0.48950   0.48950   0.21780   0.00760
B13   0.38430   0.38430   0.21310   0.00697
B14   0.38480   0.38480   0.38480   0.00773
B15   0.50000   0.50000   0.50000   0.00861