#------------------------------------------------------------------------------
#$Date: 2009-11-23 07:50:56 +0200 (Mon, 23 Nov 2009) $
#$Revision: 903 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/9011772.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_9011772
loop_
_publ_author_name
'Zhukhlistov, A. P.'
'Zvyagin, B. B.'
'Lazarenko, E. K.'
'Pavlishin, V. I.'
_publ_section_title
;
 Refinement of the crystal structure of ferrous seladonite
;
_journal_name_full               Kristallografiya
_journal_page_first              498
_journal_page_last               504
_journal_volume                  22
_journal_year                    1977
_chemical_formula_sum
'Al0.33 Ca0.04 Fe1.39 H0.18 K0.78 Mg0.61 O12 Si3.67'
_chemical_name_mineral           Celadonite
_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                 100.1
_cell_angle_gamma                90
_cell_length_a                   5.20
_cell_length_b                   9.00
_cell_length_c                   10.25
_cell_volume                     472.266
_[local]_cod_data_source_file    11298.cif
_[local]_cod_data_source_block   global
_[local]_cod_chemical_formula_sum_orig
'K.78 Ca.04 Mg.61 Fe1.39 (Si3.67 Al.33) O12 H.18'
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
K 0.50000 0.00000 0.50000 0.78000
Ca 0.50000 0.00000 0.50000 0.04000
Mg 0.50000 0.16480 0.00000 0.30500
Fe3+ 0.50000 0.16480 0.00000 0.54000
Fe2+ 0.50000 0.16480 0.00000 0.15500
Si 0.42100 0.33260 0.27500 0.91750
Al 0.42100 0.33260 0.27500 0.08250
O1 0.36700 0.32400 0.11100 1.00000
O2 0.18700 0.25400 0.33800 1.00000
O3 0.44500 0.50000 0.33800 1.00000
O-H 0.38600 0.00000 0.11600 1.00000