#------------------------------------------------------------------------------
#$Date: 2009-11-14 13:09:05 +0000 (Sat, 14 Nov 2009) $
#$Revision: 846 $
#$URL: svn://www.crystallography.net/cod/cif/2/2004884.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_2004884
_journal_name_full               'Acta Crystallographica C'
_journal_volume                  52
_journal_year       1996
_journal_page_first     1061
_journal_page_last     1063
_publ_section_title
;
Rb~3~H(SeO~4~)~2~ at 4 K by Neutron Powder Diffraction\\dag
;
_chemical_formula_moiety     'H O8 Rb3 Se2'
_chemical_formula_sum     'H O8 Rb3 Se2'
_chemical_formula_weight     543.32
_symmetry_cell_setting    'monoclinic'
loop_
_symmetry_equiv_pos_as_xyz
'x,y,z'
'-x,-y,-z'
'1/2-x,y,-z'
'-1/2+x,-y,+z'
'-x,1/2-y,1/2-z'
'3/2-x,1/2+y,1/2-z'
_symmetry_space_group_name_H-M    'A 2/a'
_cell_length_a     10.38719(8)
_cell_length_b     6.03925(2)
_cell_length_c     15.29563(7)
_cell_angle_alpha     90.
_cell_angle_beta     102.8246(4)
_cell_angle_gamma     90.
_cell_volume     935.572
_cell_formula_units_z     4
_exptl_crystal_density_diffrn     3.857
_cell_measurement_temperature     4
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
Rb(1)  .25  .7561(7) 0  .0091(8)
Rb(2)  .6519(3)  .7346(5)  .1945(2)  .0079(5)
Se  .4628(2)  .2269(4)  .11680(10)
                                  .0066(5)
O(1)  .3995(4)  .0160(6)  .1572(2)  .0096(8)
O(2)  .4427(3)  .1767(5)  .0065(2)  .0085(6)
O(3)  .6213(3)  .2418(6)  .1547(2)  .0084(6)
O(4)  .3882(3)  .4570(6)  .1283(2)  .0108(8)
H  .009(2)  .023(3)  .0040(10)
                              .015(3)