data_global
_chemical_name_mineral 'Kyanite'
loop_
_publ_author_name
'Taylor W'
'Jackson W'
_journal_name_full 'Proceedings of the Royal Society of London'
_journal_volume 119 
_journal_year 1928
_journal_page_first 132
_journal_page_last 146
_publ_section_title
;
 The structure of cyanite, Al2SiO5
 _cod_database_code 1010329
;
_database_code_amcsd 0017255
_chemical_formula_sum 'Al2 Si O5'
_cell_length_a 7.09
_cell_length_b 7.72
_cell_length_c 5.56
_cell_angle_alpha 90.092
_cell_angle_beta 101.033
_cell_angle_gamma 105.742
_cell_volume 287.035
_exptl_crystal_density_diffrn      3.750
_symmetry_space_group_name_H-M 'P -1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '-x,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Al1   0.23000  -0.21000   0.30000
Al2   0.17000  -0.21000  -0.20000
Al3   0.38000   0.11000   0.07000
Al4   0.38000  -0.42000  -0.43000
Si1   0.20000   0.42000  -0.48000
Si2   0.20000   0.18000   0.02000
O1   0.40000   0.35000  -0.40000
O2   0.40000  -0.15000  -0.40000
O3   0.20000   0.05000  -0.20000
O4   0.20000  -0.45000  -0.20000
O5   0.40000   0.35000   0.10000
O6   0.40000  -0.15000   0.10000
O7   0.20000   0.05000   0.30000
O8   0.20000  -0.45000   0.30000
O9   0.00000   0.25000   0.50000
O10   0.00000   0.25000   0.00000