data_global
_chemical_name_mineral 'Uramarsite'
loop_
_publ_author_name
'Rastsvetaeva R K'
'Sidorenko G A'
'Ivanova A G'
'Chukanov N V'
_journal_name_full 'Crystallography Reports'
_journal_volume 53 
_journal_year 2008
_journal_page_first 771
_journal_page_last 774
_publ_section_title
;
 Structural model of uramarsite
;
_database_code_amcsd 0012412
_chemical_compound_source 'South Kazakhstan'
_chemical_formula_sum 'N1.15 H12.72 Na.09 U2 As1.22 P.78 O18'
_cell_length_a 7.173
_cell_length_b 7.167
_cell_length_c 9.30
_cell_angle_alpha 90.13
_cell_angle_beta 90.09
_cell_angle_gamma 89.96
_cell_volume 478.101
_exptl_crystal_density_diffrn      3.163
_symmetry_space_group_name_H-M 'P 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
NH4   0.65400   0.33900   0.73800   1.00000
H3O   0.67000   0.74700   0.69200   0.72000
NH4   0.67000   0.74700   0.69200   0.15000
Na   0.67000   0.74700   0.69200   0.09000
U1   0.03400   0.06100   0.00200   1.00000
U2   0.53500   0.55700   0.19900   1.00000
As   0.53200   0.06000   0.10100   1.00000
PP   0.03200   0.55800   0.10300   0.78000
AsP   0.03200   0.55800   0.10300   0.22000
O1   0.53700   0.55400   0.00500   1.00000
O2   0.03900   0.74900  -0.00300   1.00000
O3   0.71800   0.06100   0.00000   1.00000
O4   0.02100   0.37500   0.00300   1.00000
O5   0.54100   0.24900   0.20900   1.00000
O6   0.03800   0.00000   0.80900   1.00000
O7   0.35700   0.06500  -0.00500   1.00000
O8   0.49800   0.87400   0.20700   1.00000
O9   0.00000   0.00000   0.20000   1.00000
O10   0.85400   0.54800   0.21000   1.00000
O11   0.18000   0.55000   0.22000   1.00000
O12   0.51300   0.50900   0.39100   1.00000
Wat1   0.73900   0.10900   0.49800   1.00000
Wat2   0.27900   0.22200   0.44900   1.00000
Wat3   0.27900   0.39600   0.74200   1.00000
Wat4   0.15400   0.75800   0.56900   1.00000
Wat5   0.30600   0.71200   0.79400   1.00000
Wat6   0.46400   0.02300   0.55200   1.00000