data_global
_chemical_name_mineral 'Leiteite'
loop_
_publ_author_name
'Ghose S'
'Sen Gupta P K'
'Schlemper E O'
_journal_name_full 'American Mineralogist'
_journal_volume 72 
_journal_year 1987
_journal_page_first 629
_journal_page_last 632
_publ_section_title
;
 Leiteite, ZnAs2O4: A novel type of tetrahedral layer structure with arsenite
 chains
;
_database_code_amcsd 0001093
_chemical_formula_sum 'As2 Zn O4'
_cell_length_a 4.542
_cell_length_b 5.022
_cell_length_c 17.597
_cell_angle_alpha 90
_cell_angle_beta 90.81
_cell_angle_gamma 90
_cell_volume 401.346
_exptl_crystal_density_diffrn      4.621
_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
As1   0.99200   0.21360   0.90560
As2   0.48930   0.77510   0.90800
Zn   0.25470   0.48690   0.75110
O1   0.60780   0.11900   0.91110
O2   0.10650  -0.13000   0.91530
O3   0.00700   0.23760   0.80720
O4   0.50900  -0.26160   0.81080
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
As1 0.00620 0.01050 0.02090 -0.00080 -0.00020 -0.00070
As2 0.00420 0.00860 0.02320 0.00040 0.00020 0.00020
Zn 0.00720 0.00950 0.02510 -0.00030 0.00000 0.00030
O1 0.01280 0.01570 0.02660 0.00020 -0.00040 0.00080
O2 0.00220 0.01110 0.02640 0.00070 0.00000 0.00140
O3 0.01390 0.00620 0.04690 -0.00220 -0.00190 -0.00060
O4 0.00840 0.01450 0.03750 -0.00100 0.00110 0.00020