data_global
_chemical_name_mineral 'Heterogenite'
loop_
_publ_author_name
'Delaplane R G'
'Ibers J A'
'Ferraro J R'
'Rush J J'
_journal_name_full 'Journal of Chemical Physics'
_journal_volume 50 
_journal_year 1969
_journal_page_first 1920
_journal_page_last 1927
_publ_section_title
;
 Diffraction and spectroscopic studies of the cobaltic acid system HCoO2 - DCoO2
 Note: X-ray study
 Note: polytype known as Heterogenite-3R
;
_database_code_amcsd 0012991
_chemical_formula_sum 'Co O2 H'
_cell_length_a 2.851
_cell_length_b 2.851
_cell_length_c 13.150
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 120
_cell_volume 92.566
_exptl_crystal_density_diffrn      4.948
_symmetry_space_group_name_H-M 'R -3 m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '2/3+x,1/3+y,1/3+z'
  '1/3+x,2/3+y,2/3+z'
  'x,x-y,z'
  '2/3+x,1/3+x-y,1/3+z'
  '1/3+x,2/3+x-y,2/3+z'
  'y,x,-z'
  '2/3+y,1/3+x,1/3-z'
  '1/3+y,2/3+x,2/3-z'
  '-x+y,y,z'
  '2/3-x+y,1/3+y,1/3+z'
  '1/3-x+y,2/3+y,2/3+z'
  '-x,-x+y,-z'
  '2/3-x,1/3-x+y,1/3-z'
  '1/3-x,2/3-x+y,2/3-z'
  '-y,-x,z'
  '2/3-y,1/3-x,1/3+z'
  '1/3-y,2/3-x,2/3+z'
  'x-y,-y,-z'
  '2/3+x-y,1/3-y,1/3-z'
  '1/3+x-y,2/3-y,2/3-z'
  'y,-x+y,-z'
  '2/3+y,1/3-x+y,1/3-z'
  '1/3+y,2/3-x+y,2/3-z'
  '-x+y,-x,z'
  '2/3-x+y,1/3-x,1/3+z'
  '1/3-x+y,2/3-x,2/3+z'
  '-x,-y,-z'
  '2/3-x,1/3-y,1/3-z'
  '1/3-x,2/3-y,2/3-z'
  '-y,x-y,z'
  '2/3-y,1/3+x-y,1/3+z'
  '1/3-y,2/3+x-y,2/3+z'
  'x-y,x,-z'
  '2/3+x-y,1/3+x,1/3-z'
  '1/3+x-y,2/3+x,2/3-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
Co   0.00000   0.00000   0.00000   0.01824
O   0.00000   0.00000   0.40510  -0.00418
H   0.00000   0.00000   0.50000   0.01558