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#$Date: 2016-02-13 20:28:24 +0100 (Sat 13 de Feb de 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/54/08/1540897.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_1540897
loop_
_publ_author_name
'Schaffrath, U.'
'Gruehn, R.'
'Steinmann, G.'
_publ_section_title
;
 Zur Darstellung und Struktur von M1-LnTa3O9 (Ln= Pr, Nd).
 Roentgenographische und elektronenmikroskopische Untersuchungen
;
_journal_name_full
'Zeitschrift fuer Anorganische und Allgemeine Chemie'
_journal_page_first              54
_journal_page_last               66
_journal_volume                  565
_journal_year                    1988
_chemical_formula_sum            'O9 Pr Ta3'
_chemical_name_systematic        'Pr (Ta3 O9)'
_space_group_IT_number           11
_symmetry_space_group_name_Hall  '-P 2yb'
_symmetry_space_group_name_H-M   'P 1 21/m 1'
_cell_angle_alpha                90
_cell_angle_beta                 92.38
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   5.4051
_cell_length_b                   7.568
_cell_length_c                   8.1964
_cell_volume                     334.991
_citation_journal_id_ASTM        ZAACAB
_cod_data_source_file            Schaffrath_ZAACAB_1988_1483.cif
_cod_data_source_block           O9Pr1Ta3
_cod_original_formula_sum        'O9 Pr1 Ta3'
_cod_database_code               1540897
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,y+1/2,-z
-x,-y,-z
x,-y-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
Ta2 Ta+5 0.5262 0.0073 0.3004 1 0.0
O2 O-2 0.6809 0.9596 0.8772 1 0.0
O6 O-2 0.4506 0.75 0.3054 1 0.0
O3 O-2 0.7302 0.5367 0.5316 1 0.0
O5 O-2 0.0821 0.75 0.9881 1 0.0
Pr1 Pr+3 0.9665 0.25 0.5641 1 0.0
O4 O-2 0.6377 0.25 0.341 1 0.0
Ta1 Ta+5 0 0 0 1 0.0
O1 O-2 0.1548 0.445 0.7871 1 0.0
