#------------------------------------------------------------------------------
#$Date: 2016-02-14 16:26:36 +0200 (Sun, 14 Feb 2016) $
#$Revision: 176435 $
#$URL: svn://www.crystallography.net/cod/cif/2/00/21/2002141.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_2002141
loop_
_publ_author_name
'Rettich, R'
'Mueller-Buschbaum, Hk'
_publ_section_title
;
Ein (Ba (Ca, Mn) O6)-Geruest mit eingelagerten V-O-V-Gruppen in der
Kristallstruktur von Ba (Ca0.6 Mn0.4) V2 O7.
;
_journal_name_full
;
Zeitschrift fuer Naturforschung, Teil B. Anorganische Chemie,
Organische Chemie (42,1987-)
;
_journal_page_first              785
_journal_page_last               789
_journal_volume                  52
_journal_year                    1997
_chemical_formula_analytical     'Ba1.1 Ca.7 Mn.5 V2 O7'
_chemical_formula_structural     'Ba (Ca.6 Mn.4) (V2 O7)'
_chemical_formula_sum            'Ba Ca0.6 Mn0.4 O7 V2'
_chemical_name_systematic
;
Barium calcium manganese divanadate (1/0.6/0.4/1)
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      62
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   15.429(2)
_cell_length_b                   5.7005(12)
_cell_length_c                   7.364(2)
_cell_volume                     647.7
_refine_ls_R_factor_all          0.0857
_cod_original_formula_sum        'Ba Ca.6 Mn.4 O7 V2'
_cod_database_code               2002141
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
1/2+x,1/2-y,1/2-z
-x,1/2+y,-z
1/2-x,-y,1/2+z
-x,-y,-z
1/2-x,1/2+y,1/2+z
x,1/2-y,z
1/2+x,y,1/2-z
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_Wyckoff_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_attached_hydrogens
_atom_site_calc_flag
Ba1 Ba2+ 4 c 0.28786(3) 0.25 0.13925(6) 1. 0 d
Ca1 Ca2+ 4 c 0.55155(8) 0.25 0.1196(2) 0.6 0 d
Mn1 Mn2+ 4 c 0.55155(8) 0.25 0.1196(2) 0.4 0 d
V1 V5+ 4 c 0.35890(7) 0.25 0.66222(15) 1. 0 d
V2 V5+ 4 c 0.05996(8) 0.25 0.8021(2) 1. 0 d
O1 O2- 4 c 0.4656(3) 0.25 0.5570(7) 1. 0 d
O2 O2- 4 c 0.2769(4) 0.25 0.5182(7) 1. 0 d
O3 O2- 4 c 0.6512(4) 0.25 0.5872(11) 1. 0 d
O4 O2- 8 d 0.5576(2) 0.0169(7) 0.8416(5) 1. 0 d
O5 O2- 8 d 0.3492(2) 0.4860(7) 0.7963(6) 1. 0 d
loop_
_atom_type_symbol
_atom_type_oxidation_number
Ba2+ 2.000
Ca2+ 2.000
Mn2+ 2.000
V5+ 5.000
O2- -2.000
