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#$Date: 2015-09-06 16:09:32 +0300 (Sun, 06 Sep 2015) $
#$Revision: 154859 $
#$URL: svn://www.crystallography.net/cod/cif/4/12/44/4124428.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_4124428
loop_
_publ_author_name
'Firor, R.L.'
'Seff, K.'
_publ_section_title
;
 Near-zero-coordinate, three-coordinate, and four-coordinate europium(II).
 Bonding effects involving europium(II) valence orbitals. Crystal
 structure of dehydrated near-fully europium(II)- exchanged zeolite A
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              7059
_journal_page_last               7061
_journal_volume                  99
_journal_year                    1977
_chemical_formula_sum            'Al12 Eu5.75 Na0.5 O48 Si12'
_chemical_name_systematic        'Eu5.75 Na0.5 Si12 Al12 O48'
_space_group_IT_number           221
_symmetry_space_group_name_Hall  '-P 4 2 3'
_symmetry_space_group_name_H-M   'P m -3 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            1
_cell_length_a                   12.296
_cell_length_b                   12.296
_cell_length_c                   12.296
_cell_volume                     1859.052
_citation_journal_id_ASTM        JACSAT
_cod_data_source_file            Firor_JACSAT_1977_212.cif
_cod_data_source_block           Al12Eu5.75Na0.5O48Si12
_cod_database_code               4124428
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y,x,z
-x,-y,z
y,-x,z
x,-y,-z
y,x,-z
-x,y,-z
-y,-x,-z
z,x,y
-x,z,y
-z,-x,y
x,-z,y
z,-x,-y
x,z,-y
-z,x,-y
-x,-z,-y
y,z,x
y,-z,-x
z,y,-x
-y,z,-x
-z,-y,-x
-y,-z,x
z,-y,x
-z,y,x
-x,-y,-z
y,-x,-z
x,y,-z
-y,x,-z
-x,y,z
-y,-x,z
x,-y,z
y,x,z
-z,-x,-y
x,-z,-y
z,x,-y
-x,z,-y
-z,x,y
-x,-z,y
z,-x,y
x,z,y
-y,-z,-x
-y,z,x
-z,-y,x
y,-z,x
z,y,x
y,z,-x
-z,y,-x
z,-y,-x
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Al1 Al+3 0 0.1828 0.3732 0.5 0.0
Eu1 Eu+2 0.2072 0.2072 0.2072 0.375 0.0
Eu3 Eu+2 0 0.5 0.5 0.3333 0.0
Eu2 Eu+2 0.1554 0.1554 0.1554 0.125 0.0
Si1 Si+4 0 0.1828 0.3732 0.5 0.0
O1 O-2 0 0.2254 0.5 1 0.0
O3 O-2 0.1113 0.1113 0.3427 1 0.0
O2 O-2 0 0.2899 0.2899 1 0.0
Eu4 Eu+2 0.1757 0.1757 0.5 0.0625 0.0
