#\#CIF_2.0
# Created by the Bilbao Crystallographic Server
# http://www.cryst.ehu.es
# Date: 16/04/2021 

data_5yOhtAoR
_audit_creation_date            2021-04-16
_audit_creation_method          "Bilbao Crystallographic Server"

_citation_journal_abbrev        "J. Phys.: Condens. Matter"
_citation_journal_volume        33
_citation_page_first            .
_citation_page_last             .
_citation_article_id            125804
_citation_year                  2021
_citation_DOI                   10.1088/1361-648X/abd5f8

loop_
_citation_author_name
"G. Hester"
"T. N. DeLazzer"
"S. S. Lim"
"C. M. Brown"
"K. A. Ross"

_atomic_positions_source_database_code_ICSD  74779
_atomic_positions_source_other               .

_temperature_position_structure         293
_temperature_atom_positions             .              
_temperature_non-magn_atom_positions    .
_temperature_cell_parameters            .

_transition_temperature  2.3
_experiment_temperature  0.32

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

_exptl_crystal_magnetic_properties_details
;
NPD
Position structure is not given. Here the one determined at room temperature by another study is used.
;

_active_magnetic_irreps_details
;
1k magnetic structure
k-maximal magnetic symmetry
1-dim irrep as primary
;

_parent_space_group.name_H-M_alt  'C 2/m'
_parent_space_group.IT_number                       12
_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  'a,b,c;0,0,0'

_space_group_magn.number_BNS  12.60
_space_group_magn.name_BNS  "C 2'/m"
_cell_length_a             6.84910
_cell_length_b             8.93950
_cell_length_c             4.72220
_cell_angle_alpha          90.00
_cell_angle_beta           101.81
_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 
3 -x,y,-z,-1 
4 -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
Er1 Er 0.00000 0.30550 0.00000
Si1 Si 0.21950 0.00000 0.40940
O1 O 0.00000 0.00000 0.50000
O2 O 0.37780 0.00000 0.71800
O3 O 0.73880 0.64990 0.21960

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
Er1 -1.86 0.00000 6.06 mx,0,mz 6.61

