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#$Date: 2016-02-13 21:28:24 +0200 (Sat, 13 Feb 2016) $
#$Revision: 176429 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/52/17/1521748.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_1521748
loop_
_publ_author_name
'Pertierra, P.'
'Salvado, M.A.'
'Garcia-Granda, S.'
'Clearfield, A.'
'Trabajo, C.'
'Bortun, A.I.'
'Garcia, J.R.'
_publ_section_title
;
 Synthesis, characterization and X-ray powder structure of K2 Zr Ge2 O7
;
_journal_name_full               'Journal of Solid State Chemistry'
_journal_page_first              41
_journal_page_last               49
_journal_volume                  148
_journal_year                    1999
_chemical_formula_sum            'Ge2 K2 O7 Zr'
_chemical_name_systematic        'K2 Zr (Ge2 O7)'
_space_group_IT_number           15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_cell_angle_alpha                90
_cell_angle_beta                 105.169
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.9619
_cell_length_b                   5.5578
_cell_length_c                   12.9555
_cell_volume                     692.305
_citation_journal_id_ASTM        JSSCBI
_cod_data_source_file            Pertierra_JSSCBI_1999_409.cif
_cod_data_source_block           Ge2K2O7Zr1
_cod_original_cell_volume        692.3054
_cod_original_formula_sum        'Ge2 K2 O7 Zr1'
_cod_database_code               1521748
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,y,-z+1/2
-x,-y,-z
x,-y,z-1/2
x+1/2,y+1/2,z
-x+1/2,y+1/2,-z+1/2
-x+1/2,-y+1/2,-z
x+1/2,-y+1/2,z-1/2
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
Zr1 Zr+4 0.25 0.75 0 1 0.0
O4 O-2 0 0.858 0.25 1 0.0
O3 O-2 0.8809 0.447 0.1264 1 0.0
O1 O-2 0.1275 0.664 0.1028 1 0.0
Ge1 Ge+4 -0.036 0.7193 0.1218 1 0.0
O2 O-2 0.8709 0.95 0.0436 1 0.0
K1 K+1 0.1502 0.211 0.1802 1 0.0