#\#CIF_2.0
# Created by the Bilbao Crystallographic Server
# http://www.cryst.ehu.es
# Date: 01/12/2020


data_5yOhtAoR
_audit_creation_date            2020-12-01
_audit_creation_method          "Bilbao Crystallographic Server"

_citation_journal_abbrev        "PHYSICAL REVIEW B"
_citation_journal_volume        81
_citation_page_first            .
_citation_page_last             .
_citation_article_id            184408
_citation_year                  2010
_citation_DOI                   10.1103/PhysRevB.81.184408

loop_
_citation_author_name
"G. Nenert"
"I. Kim"
"M. Isobe"
"C. Ritter"
"A.N. Vasiliev"
"K.H. Kim"
"Y. Ueda"



_atomic_positions_source_database_code_ICSD  .
_atomic_positions_source_other               .

_transition_temperature  ?
_experiment_temperature  ?

loop_
_irrep_id
_irrep_dimension
_irrep_small_dimension
_irrep_direction_type
_irrep_action
_irrep_modes_number
_irrep_presence
mGM1- 1  1  .  primary  1  .
mGM2- 1  1  .  primary  2  .

_exptl_crystal_magnetic_properties_details
;
NPD
Position structure from a determination at 10K
;

_active_magnetic_irreps_details
;
1k magnetic structure
two 1-dim irreps as primary
Symmetry-allowed linear magnetoelectricity
;

_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 [0 0 0]

_parent_space_group.child_transform_Pp_abc  'a,b,c;0,0,0'
_space_group_magn.transform_BNS_Pp_abc  '1/2a+1/2b,-1/2a+1/2b,c;0,0,0'



_space_group_magn.number_BNS  2.6
_space_group_magn.name_BNS  "P -1'"
_cell_length_a             9.5644
_cell_length_b             8.6985
_cell_length_c             5.2635
_cell_angle_alpha          90.00
_cell_angle_beta           107.5076
_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,-y,-z,-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
Cr1 Cr 0.00000 0.90840 0.25000
Na1 Na 0.00000 0.30080 0.25000
O1_1 O 0.11419 0.07933 0.13740
O1_2 O  0.88581 0.07933 0.36260
O2_1 O 0.36058 0.25953 0.30530
O2_2 O  0.63942 0.25953 0.19470
O3_1 O 0.35395 0.01048 0.00950
O3_2 O  0.64605 0.01048 0.49050
Si1_1 Si 0.29280 0.09230 0.23400
Si1_2 Si  0.70720 0.09230 0.26600

loop_
_atom_site_moment.label
_atom_site_moment.crystalaxis_x
_atom_site_moment.crystalaxis_y
_atom_site_moment.crystalaxis_z
_atom_site_moment.symmform
_atom_site_moment.magnitude
Cr1 0.00000 1.50(6) 1.75(6) mx,my,mz  2.30

