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#$Date: 2015-07-13 02:19:37 +0300 (Mon, 13 Jul 2015) $
#$Revision: 148550 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/52/71/1527172.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_1527172
loop_
_publ_author_name
'Borisov, S.V.'
'Klevtsova, R.F.'
_publ_section_title
;
 The crystal structure of Pr2 W2 O9
;
_journal_name_full               Kristallografiya
_journal_page_first              38
_journal_page_last               42
_journal_volume                  15
_journal_year                    1970
_chemical_formula_sum            'O9 Pr2 W2'
_chemical_name_systematic        'Pr2 (W2 O9)'
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_cell_angle_alpha                90
_cell_angle_beta                 106.5
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.7
_cell_length_b                   9.84
_cell_length_c                   9.27
_cell_volume                     673.446
_citation_journal_id_ASTM        KRISAJ
_cod_data_source_file            Borisov_KRISAJ_1970_1881.cif
_cod_data_source_block           O9Pr2W2
_cod_original_cell_volume        673.4456
_cod_database_code               1527172
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,y+1/2,-z+1/2
-x,-y,-z
x,-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
Pr2 Pr+3 0.2299 0.5522 0.1537 1 0.0
O6 O-2 0.24 0.123 0.424 1 0.0
O4 O-2 0.556 0.397 0.605 1 0.0
O9 O-2 -0.078 0.28 0.341 1 0.0
Pr1 Pr+3 0.2792 0.9555 0.0757 1 0.0
O5 O-2 0.275 0.364 0.366 1 0.0
O7 O-2 0.988 0.378 0.089 1 0.0
O2 O-2 0.529 0.39 0.171 1 0.0
O3 O-2 0.586 0.212 0.421 1 0.0
W2 W+6 0.0715 0.2505 0.2368 1 0.0
O8 O-2 -0.022 0.074 0.164 1 0.0
O1 O-2 0.257 0.183 0.142 1 0.0
W1 W+6 0.4271 0.2729 0.0337 1 0.0