#------------------------------------------------------------------------------
#$Date: 2012-02-28 12:14:52 +0000 (Tue, 28 Feb 2012) $
#$Revision: 35911 $
#$URL: svn://www.crystallography.net/cod/cif/8/10/09/8100909.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_8100909
_journal_name_full  'Zeitschrift fur Kristallographie - NCS'
_journal_year     2001
_publ_section_title
;
Rubidium niobium tungstate, Rb0.3NbyW1-yO3
;
loop_
_publ_author_name
  'Gesing, Thorsten M.'
  'R\"uscher, Claus H.'
  'Hussain, Altaf'
data RbNbWO3b
_chemical_formula_sum            'Nb0.19 O3 Rb0.3 W0.81'
_[local]_cod_chemical_formula_sum_orig 'Rb0.30 Nb0.19 W0.81 O3'
_chemical_formula_structural  'Rb0.3Nb0.2W0.8O3'
_chemical_formula_analytical  'Rb0.3Nb0.2W0.8O3'
_chemical_formula_weight  239.303
_chemical_formula_weight_meas  239.133
_refine_ls_R_factor_obs  0.017
_cell_length_a  7.3887(16)
_cell_length_b  7.3887(16)
_cell_length_c  7.5615(12)
_cell_angle_alpha  90.000
_cell_angle_beta  90.000
_cell_angle_gamma  120.000
_cell_volume  357.5(1)
_cell_formula_units_Z  6
_exptl_crystal_density_meas  6.689
_symmetry_int_tables_number  193
_symmetry_space_group_name_H-M  'P 63/m c m'
_symmetry_space_group_name_Hall  '-P_6c_2'
_diffrn_ambient_temperature  293(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_symmetry_multiplicity
_atom_site_Wyckoff_symbol
_atom_site_attached_hydrogens
_atom_site_calc_flag
_atom_site_thermal_displace_type
_atom_site_u_iso_or_equiv
Rb Rb  0.0000  0.0000  0.0000  0.89(4)  2 b  ? d Uiso  1.3(7)
Nb Nb  0.4800(9)  0.0000  0.2500  0.19(3)  6 g  ? d Uiso  0.16(9)
W  W  0.4800(9)  0.0000  0.2500  0.81(3)  6 g  ? d Uiso  0.16(9)
O1 O  0.5000  0.0000  0.0000  1.0000  6 f  ? d Uiso  1.9(3)
O2 O  0.3765(42)  0.1608(51)  0.2500  1.0000  12 j ? d Uiso  1.9(3)
_cod_database_code 8100909