#\#CIF_2.0
# Created by the Bilbao Crystallographic Server
# http://www.cryst.ehu.es
# Date: 06/03/2020 


data_5yOhtAoR
_audit_creation_date            2020-03-06
_audit_creation_method          "Bilbao Crystallographic Server"

_citation_journal_abbrev        "Phys Chem Minerals"
_citation_journal_volume        38
_citation_page_first            139
_citation_page_last             157
_citation_article_id            ?
_citation_year                  2011
_citation_DOI                   10.1007/s00269-010-0390-3

loop_
_citation_author_name
"G.J. Redhammer"
"A. Senyshyn"
"M. Meven"
"G. Roth"
"S. Prinz"
"A. Pachler"
"G. Tippelt"
"C. Pietzonka"
"W. Treutmann"
"M. Hoelzel"
"B. Pedersen"
"G. Amthauer"

_atomic_positions_source_database_code_ICSD  180311
_atomic_positions_source_other               .

_transition_temperature  8
_experiment_temperature  5

loop_
_irrep_id
_irrep_dimension
_irrep_small_dimension
_irrep_direction_type
_irrep_action
_irrep_modes_number
_irrep_presence
mY2+  1  1  .  primary  2  .

_exptl_crystal_magnetic_properties_details
;
NPD
This phase is reported to coexist with an incommensurate one
;

_active_magnetic_irreps_details
;
1k magnetic structure
k-maximal magnetic symmetry (4 possible)
1-dim irrep primary
The assigned MSG in the original reference is not correct. Here the correct MSG is used.
;

_parent_space_group.name_H-M_alt  'C 2/c'
_parent_space_group.IT_number                       15
_parent_space_group.transform_Pp_abc  'a,b,c;0,0,0'

loop_
_parent_propagation_vector.id
_parent_propagation_vector.kxkykz
k1 [1 0 0]

_parent_space_group.child_transform_Pp_abc  'a,b,c;0,0,0'
_space_group_magn.transform_BNS_Pp_abc  'a-2c,-b,-a+c;0,0,0'



_space_group_magn.number_BNS  14.84
_space_group_magn.name_BNS  "P_C 2_1/c"
_cell_length_a             9.64780
_cell_length_b             8.79530
_cell_length_c             5.28090
_cell_angle_alpha          90.00
_cell_angle_beta           107.32
_cell_angle_gamma          90.00

loop_
_space_group_symop_magn_operation.id
_space_group_symop_magn_operation.xyz
1 x,y,z,+1 
2 -x+1/2,y+1/2,-z+1/2,+1 
3 -x,-y,-z,+1 
4 x+1/2,-y+1/2,z+1/2,+1 

loop_
_space_group_symop_magn_centering.id
_space_group_symop_magn_centering.xyz
1 x,y,z,+1 
2 x+1/2,y+1/2,z,-1 

loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Na1 Na 0.00000 0.30150 0.25000
Fe1 Fe 0.00000 0.89910 0.25000
Si1 Si 0.28940 0.09000 0.23430
O1 O 0.11390 0.07880 0.13760
O2 O 0.35990 0.25790 0.30090
O3 O 0.35300 0.00850 0.01120

loop_
_atom_site_moment.label
_atom_site_moment.crystalaxis_x
_atom_site_moment.crystalaxis_y
_atom_site_moment.crystalaxis_z
_atom_site_moment.symmform
Fe1 1.01(7) 0.00000 2.46(2) mx,0,mz

