data_global
_chemical_name_mineral 'Germanium'
loop_
_publ_author_name
'Takemura K'
'Schwarz U'
'Syassen K'
'Christensen N E'
'Hanfland M'
'Novikov D L'
'Loa I'
_journal_name_full 'Physica Status Solidi'
_journal_volume B223 
_journal_year 2001
_journal_page_first 385
_journal_page_last 390
_publ_section_title
;
 High-pressure structures of Ge above 100 GPa
 Sample: at P = 135 GPa
 Note: structure theoretically calculated based on experimental data
;
_database_code_amcsd 0015111
_chemical_compound_source 'Synthetic'
_chemical_formula_sum 'Ge'
_cell_length_a 7.886
_cell_length_b 4.656
_cell_length_c 4.667
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 171.359
_exptl_crystal_density_diffrn     11.258
_symmetry_space_group_name_H-M 'C m c a'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,z'
  'x,1/2-y,1/2+z'
  '1/2+x,-y,1/2+z'
  '-x,1/2+y,1/2-z'
  '1/2-x,+y,1/2-z'
  '-x,y,z'
  '1/2-x,1/2+y,z'
  'x,-y,-z'
  '1/2+x,1/2-y,-z'
  'x,1/2+y,1/2-z'
  '1/2+x,+y,1/2-z'
  '-x,1/2-y,1/2+z'
  '1/2-x,-y,1/2+z'
  '-x,-y,-z'
  '1/2-x,1/2-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Ge1   0.22100   0.00000   0.00000
Ge2   0.00000   0.17210   0.31380