#------------------------------------------------------------------------------
#$Date: 2010-04-10 21:37:29 +0300 (Sat, 10 Apr 2010) $
#$Revision: 1071 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/9005271.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_9005271
loop_
_publ_author_name
'Wildner, M.'
'Giester, G.'
'Lengauer, C. L.'
'McCammon, C. A.'
_publ_section_title
;
 Structure and crystal chemistry of vivianite-type compounds: Crystal
 structures of erythrite and annabergite with a Mossbauer study of erythrite
;
_journal_name_full               'European Journal of Mineralogy'
_journal_page_first              187
_journal_page_last               192
_journal_volume                  8
_journal_year                    1996
_chemical_formula_sum            'As2 Co2.01 Fe0.74 H16 Ni0.25 O16'
_chemical_name_mineral           Erythrite
_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                 104.98
_cell_angle_gamma                90
_cell_length_a                   10.251
_cell_length_b                   13.447
_cell_length_c                   4.764
_cell_volume                     634.377
_exptl_crystal_density_diffrn    3.122
_[local]_cod_data_source_file    cifdata.txt
_[local]_cod_data_source_block   'global_6228'
_[local]_cod_chemical_formula_sum_orig 'Co2.01 Fe.74 Ni.25 As2 O16 H16'
_cod_original_cell_volume        634.378
_cod_database_code               9005271
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
_atom_site_U_iso_or_equiv
CoMe1 0.00000 0.00000 0.00000 1.00000 ?
CoMe2 0.00000 0.38512 0.00000 0.50500 ?
FeMe2 0.00000 0.38512 0.00000 0.37000 ?
NiMe2 0.00000 0.38512 0.00000 0.12500 ?
As 0.31621 0.00000 0.37235 1.00000 ?
O1 0.14930 0.00000 0.37480 1.00000 ?
O2 0.40570 0.00000 0.72260 1.00000 ?
O3 0.34330 0.10670 0.20870 1.00000 ?
OW1 0.09780 0.11370 0.80670 1.00000 ?
OW2 0.39950 0.22730 0.71330 1.00000 ?
H11 0.11900 0.09100 0.65700 1.00000 0.01560
H12 0.16300 0.12700 0.90200 1.00000 0.03060
H21 0.36800 0.20800 0.53600 1.00000 0.04640
H22 0.44800 0.28200 0.71400 1.00000 0.04160
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
CoMe1 0.01120 0.01700 0.00800 0.00000 -0.00050 0.00000
CoMe2 0.01360 0.01560 0.00990 0.00000 0.00100 0.00000
FeMe2 0.01360 0.01560 0.00990 0.00000 0.00100 0.00000
NiMe2 0.01360 0.01560 0.00990 0.00000 0.00100 0.00000
As 0.01000 0.01460 0.00710 0.00000 -0.00020 0.00000
O1 0.00970 0.02270 0.00940 0.00000 0.00050 0.00000
O2 0.01660 0.01760 0.00580 0.00000 -0.00250 0.00000
O3 0.01570 0.01510 0.01400 -0.00050 0.00350 0.00270
OW1 0.01560 0.02270 0.01390 -0.00190 0.00100 -0.00110
OW2 0.02790 0.02210 0.01690 0.00210 0.00370 0.00200