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#                                                                            #
# Cl-Fe            # FeCl2                                         # 1941976 #
#                                                                            #
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data_1941976
_audit_creation_date                     2024-10-08
_audit_creation_method

# Entry summary

_chemical_formula_structural             'Fe Cl~2~'
_chemical_formula_sum                    'Cl2 Fe'
_chemical_name_mineral                   lawrencite
_chemical_compound_source                ?
_chemical_name_structure_type            CdCl₂,hR9,166
_chemical_formula_weight                 126.8

# Bibliographic data

_publ_section_title
;
Formation and decomposition of iron nitrides observed by in situ powder neutron diffraction and thermal analysis
;
_journal_coden_ASTM                      ZAACAB
_journal_name_full                       'Z. Anorg. Allg. Chem.'
_journal_year                            2014
_journal_volume                          640
_journal_page_first                      1265
_journal_page_last                       1274
_journal_language                        English
loop_
 _publ_author_name
 _publ_author_address
'Widenmeyer M.'
;
Stuttgart University
Institut fur Anorganische Chemie
Stuttgart
Germany
;
'Hansen T.C.'
;
Institut Laue-Langevin (ILL)
Grenoble
France
;
'Meissner E.'
;
Fraunhofer Society
Fraunhofer-Institute for Integrated Systems and Device Technology (IISB)
Erlangen
Germany
;
'Niewa R.'
;
Stuttgart University
Institut fur Anorganische Chemie
Stuttgart
Germany
;

# Standardized crystallographic data

_cell_length_a                           3.634
_cell_length_b                           3.634
_cell_length_c                           17.835
_cell_angle_alpha                        90
_cell_angle_beta                         90
_cell_angle_gamma                        120
_cell_volume                             204
_cell_formula_units_Z                    3
_space_group_IT_number                   166
_space_group_name_H-M_alt                'R -3 m h'
loop_
 _space_group_symop_id
 _space_group_symop_operation_xyz
 1 'x, y, z'
 2 '-x+y, -x, z'
 3 '-x+y, y, z'
 4 '-x, -x+y, -z'
 5 '-x, -y, -z'
 6 '-y, -x, z'
 7 '-y, x-y, z'
 8 'x, x-y, z'
 9 'x-y, -y, -z'
 10 'x-y, x, -z'
 11 'y, -x+y, -z'
 12 'y, x, -z'
 13 '2/3+x, 1/3+y, 1/3+z'
 14 '2/3-x+y, 1/3-x, 1/3+z'
 15 '2/3-x+y, 1/3+y, 1/3+z'
 16 '2/3-x, 1/3-x+y, 1/3-z'
 17 '2/3-x, 1/3-y, 1/3-z'
 18 '2/3-y, 1/3-x, 1/3+z'
 19 '2/3-y, 1/3+x-y, 1/3+z'
 20 '2/3+x, 1/3+x-y, 1/3+z'
 21 '2/3+x-y, 1/3-y, 1/3-z'
 22 '2/3+x-y, 1/3+x, 1/3-z'
 23 '2/3+y, 1/3-x+y, 1/3-z'
 24 '2/3+y, 1/3+x, 1/3-z'
 25 '1/3+x, 2/3+y, 2/3+z'
 26 '1/3-x+y, 2/3-x, 2/3+z'
 27 '1/3-x+y, 2/3+y, 2/3+z'
 28 '1/3-x, 2/3-x+y, 2/3-z'
 29 '1/3-x, 2/3-y, 2/3-z'
 30 '1/3-y, 2/3-x, 2/3+z'
 31 '1/3-y, 2/3+x-y, 2/3+z'
 32 '1/3+x, 2/3+x-y, 2/3+z'
 33 '1/3+x-y, 2/3-y, 2/3-z'
 34 '1/3+x-y, 2/3+x, 2/3-z'
 35 '1/3+y, 2/3-x+y, 2/3-z'
 36 '1/3+y, 2/3+x, 2/3-z'
loop_
 _atom_type_symbol
 Cl
 Fe
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
 Cl Cl 6 c 0 0 0.2556 1
 Fe Fe 3 a 0 0 0 1


_exptl_crystal_colour                    ?
_exptl_crystal_density_meas              ?
_exptl_crystal_density_diffrn            3.10
_cell_measurement_temperature            773
_cell_measurement_radiation              neutrons
_cell_measurement_wavelength             1.8669
_pd_proc_wavelength                      1.8669
_cell_measurement_reflns_used            ?
_diffrn_ambient_temperature              773
_diffrn_measurement_device               'automatic diffractometer'
_diffrn_measurement_device_type
'France, Grenoble, Institut Laue-Langevin ILL, D20'                           
_diffrn_radiation_type                   neutrons
_diffrn_radiation_wavelength             1.8669
_diffrn_reflns_number                    ?
_exptl_absorpt_coefficient_mu            ?
_exptl_absorpt_correction_type           ?
_computing_structure_solution            'starting values from the literature'
_refine_ls_number_parameters             ?
_refine_ls_number_reflns                 ?
_refine_ls_R_factor_gt                   ?
_refine_ls_wR_factor_gt                  ?
_pd_proc_ls_proof_R_factor               ?
_pd_proc_ls_proof_wR_factor              ?
_refine_ls_R_I_factor                    ?

# End of data set 1941976

