data_global
_chemical_name_mineral 'Tenorite'
loop_
_publ_author_name
'Asbrink S'
'Waskowska A'
_journal_name_full 'Journal of Physics: Condensed Matter'
_journal_volume 3
_journal_year 1991
_journal_page_first 8173
_journal_page_last 8180
_publ_section_title
;
 CuO: x-ray single-crystal structure determination at 196 K and room temperature
 Note: T = 196 K
;
_database_code_amcsd 18823
_chemical_compound_source 'Synthetic'
_chemical_formula_sum 'Cu O'
_cell_length_a 4.6893
_cell_length_b 3.4268
_cell_length_c 5.1321
_cell_angle_alpha 90.0
_cell_angle_beta 99.653
_cell_angle_gamma 90.0
_cell_volume 81.302
_exptl_crystal_density_diffrn  6.499
_symmetry_space_group_name_H-M 'C 1 c 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,z'
  'x,-y,1/2+z'
  '1/2+x,1/2-y,1/2+z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Cu   0.25  0.2468  0.0
O   -0.0115  0.4171  0.2537
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
Cu   0.0055  0.0075  0.0041  0.0015  0.0018  0.0005
O   0.0055  0.0113  0.0043  -0.0005  0.0021  -0.0005