#------------------------------------------------------------------------------
#$Date: 2012-02-28 17:44:07 +0200 (Tue, 28 Feb 2012) $
#$Revision: 35913 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/01/11/9011178.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_9011178
loop_
_publ_author_name
'De Pieri, R.'
'Quareni, S.'
'Hall, K. M.'
_publ_section_title
;
 Refinement of the structures of low and high hyalophanes
 Sample: High hyalophane
;
_journal_name_full               'Acta Crystallographica, Section B'
_journal_page_first              3073
_journal_page_last               3076
_journal_volume                  33
_journal_year                    1977
_chemical_formula_sum            'Al1.42 Ba0.39 Ca0.01 K0.43 Na0.17 O8 Si2.58'
_chemical_name_mineral           Hyalophane
_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                 115.63
_cell_angle_gamma                90
_cell_length_a                   8.556
_cell_length_b                   13.045
_cell_length_c                   7.189
_cell_volume                     723.436
_exptl_crystal_density_diffrn    2.878
_[local]_cod_chemical_formula_sum_orig
'(K.43 Ba.39 Na.17 Ca.01) (Si2.58 Al1.42) O8'
_cod_database_code               9011178
_amcsd_database_code             AMCSD#0009488
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 0.28321 0.00000 0.13270 0.43000
Ba 0.28321 0.00000 0.13270 0.39000
Na 0.28321 0.00000 0.13270 0.17000
Ca 0.28321 0.00000 0.13270 0.01000
Si1 0.00880 0.18313 0.22440 0.64500
Al1 0.00880 0.18313 0.22440 0.35500
Si2 0.70590 0.11771 0.34580 0.64500
Al2 0.70590 0.11771 0.34580 0.35500
O1a 0.00000 0.14240 0.00000 1.00000
O1b 0.62780 0.00000 0.28790 1.00000
O2 0.82750 0.14120 0.22500 1.00000
O3 0.03050 0.30990 0.25590 1.00000
O4 0.18330 0.12580 0.40220 1.00000