#------------------------------------------------------------------------------
#$Date: 2016-02-13 20:28:24 +0100 (Sat 13 de Feb de 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/62/1536207.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_1536207
loop_
_publ_author_name
'Ochi, Y.'
'Tanaka, K.'
'Morikawa, H.'
'Marumo, F.'
_publ_section_title
;
 The crystal structure of Sr2 Zn Ge2 O7
;
_journal_name_full
;
Kobutsugaku Zasshi (= Journal of the Mineralogical Society of Japan)
;
_journal_page_first              331
_journal_page_last               341
_journal_volume                  15
_journal_year                    1982
_chemical_formula_sum            'Ge2 O7 Sr2 Zn'
_chemical_name_systematic        'Sr2 Zn (Ge2 O7)'
_space_group_IT_number           113
_symmetry_space_group_name_Hall  'P -4 2ab'
_symmetry_space_group_name_H-M   'P -4 21 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   8.169
_cell_length_b                   8.169
_cell_length_c                   5.337
_cell_volume                     356.152
_citation_journal_id_ASTM        KOBZAI
_cod_data_source_file            Ochi_KOBZAI_1982_938.cif
_cod_data_source_block           Ge2O7Sr2Zn1
_cod_original_cell_volume        356.1516
_cod_original_formula_sum        'Ge2 O7 Sr2 Zn1'
_cod_database_code               1536207
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
y,-x,-z
-x,-y,z
-y,x,-z
x+1/2,-y+1/2,-z
-y+1/2,-x+1/2,z
-x+1/2,y+1/2,-z
y+1/2,x+1/2,z
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
Sr1 Sr+2 0.33482 0.16518 0.50656 1 0.0
O2 O-2 0.13891 0.36109 0.27401 1 0.0
O3 O-2 0.08236 0.18014 -0.20486 1 0.0
Zn1 Zn+2 0 0 0 1 0.0
O1 O-2 0.5 0 0.1765 1 0.0
Ge1 Ge+4 0.14245 0.35755 -0.04745 1 0.0
