data_global
_chemical_name_mineral 'Clinoclase'
loop_
_publ_author_name
'Ghose S'
'Fehlmann M'
'Sundaralingam M'
_journal_name_full 'Acta Crystallographica'
_journal_volume 18 
_journal_year 1965
_journal_page_first 777
_journal_page_last 787
_publ_section_title
;
 The crystal structure of clinoclase, Cu3AsO4(OH)3
;
_database_code_amcsd 0009293
_chemical_compound_source 'Majuba Hill, Nevada, USA'
_chemical_formula_sum 'Cu3 As O7 H3'
_cell_length_a 7.24
_cell_length_b 6.46
_cell_length_c 12.38
_cell_angle_alpha 90
_cell_angle_beta 99.5
_cell_angle_gamma 90
_cell_volume 571.077
_exptl_crystal_density_diffrn      4.426
_symmetry_space_group_name_H-M 'P 1 21/c 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,1/2-y,1/2+z'
  '-x,1/2+y,1/2-z'
  '-x,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
Cu1   0.78770   0.13890   0.32910   0.01241
Cu2   0.81500   0.38240   0.12750   0.01077
Cu3   0.38720   0.35320   0.41270   0.01127
As   0.30880   0.15100   0.17960   0.00304
O1   0.41210   0.06670   0.07240   0.00253
O2   0.16230   0.34530   0.13460   0.00912
O3   0.17580  -0.05680   0.21410   0.00519
O4   0.47280   0.21730   0.28610   0.00253
O-H1   0.77970   0.20260   0.47910   0.00329
O-H2   0.19110   0.59790   0.32090   0.00608
O-H3   0.17800   0.17360   0.40800   0.00595