#------------------------------------------------------------------------------
#$Date: 2010-04-10 21:37:29 +0300 (Sat, 10 Apr 2010) $
#$Revision: 1071 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/9008428.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided the American Mineralogist Crystal Structure Database,
# http://rruff.geo.arizona.edu/AMS/amcsd.php
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_9008428
loop_
_publ_author_name
'Chevrier, G.'
'Giester, G.'
'Zemann, J.'
_publ_section_title
;
 Neutron refinements of NaCu2(H3O2)(SO4)2 and RbCu2(H3O2)(SeO4)2:
 Variation of the hydrogen bond system in the natrochalcite-type series
 Locality: synthetic
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              7
_journal_page_last               14
_journal_volume                  206
_journal_year                    1993
_chemical_formula_sum            'Cu2 H3 Na O10 S2'
_chemical_name_mineral           Natrochalcite
_space_group_IT_number           12
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_cell_angle_alpha                90
_cell_angle_beta                 118.74
_cell_angle_gamma                90
_cell_length_a                   8.809
_cell_length_b                   6.187
_cell_length_c                   7.509
_cell_volume                     358.835
_exptl_crystal_density_diffrn    3.491
_[local]_cod_data_source_file    cifdata.txt
_[local]_cod_data_source_block   'global_10286'
_[local]_cod_chemical_formula_sum_orig 'Na Cu2 S2 O10 H3'
_cod_database_code               9008428
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
1/2+x,1/2+y,z
x,-y,z
1/2+x,1/2-y,z
-x,y,-z
1/2-x,1/2+y,-z
-x,-y,-z
1/2-x,1/2-y,-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Na 0.00000 0.50000 0.50000 1.00000
Cu 0.25000 0.25000 0.00000 1.00000
S 0.09090 0.00000 0.30130 1.00000
O1 0.19310 0.00000 0.19190 1.00000
O2 0.20910 0.00000 0.51770 1.00000
O3 -0.02010 0.19670 0.24400 1.00000
O-h 0.15760 0.50000 0.07540 1.00000
H1 0.01690 0.50000 0.00690 0.50000
H2 0.20700 0.50000 0.22390 1.00000
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
Na 0.01520 0.03890 0.01700 0.00000 0.00370 0.00000
Cu 0.00530 0.00520 0.00720 0.00030 0.00210 -0.00110
S 0.00480 0.00590 0.00350 0.00000 0.00120 0.00000
O1 0.01310 0.01180 0.01450 0.00000 0.01090 0.00000
O2 0.01370 0.01630 0.00480 0.00000 -0.00040 0.00000
O3 0.00730 0.00770 0.01070 0.00140 0.00200 -0.00020
Oh 0.00560 0.00690 0.00760 0.00000 0.00330 0.00000
H1 0.00720 0.01690 0.02310 0.00000 0.01020 0.00000
H2 0.02220 0.02480 0.01480 0.00000 0.00870 0.00000