Giant Magnetic Hardness in the Synthetic Mineral Ferrimagnet K2CoII3(OH)2(SO4)3(H2O)2
Vilminot, Serge; Baker, Peter J.; Blundell, Stephen J.; Sugano, Tadashi; André, Gilles; Kurmoo, Mohamedally; Chemistry of Materials 22 (2010) 4090–; doi:10.1021/cm1009515

data_4000882
_publ_section_title
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 Giant Magnetic Hardness in the Synthetic Mineral Ferrimagnet
 K2CoII3(OH)2(SO4)3(H2O)2
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_journal_issue                   13
_journal_name_full               'Chemistry of Materials'
_journal_page_first              4090
_journal_paper_doi               10.1021/cm1009515
_journal_volume                  22
_journal_year                    2010
_chemical_formula_moiety         'Co3 H6 O16 S3, 2(K)'
_chemical_formula_sum            'Co3 H6 K2 O16 S3'
_chemical_formula_weight         613.22
_chemical_name_systematic
;

 ?

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_space_group_IT_number           36
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'C 2c -2'
_symmetry_space_group_name_H-M   'C m c 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.8638(12)
_cell_length_b                   7.5480(7)
_cell_length_c                   9.7506(7)
_cell_measurement_reflns_used    1432
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.38
_cell_measurement_theta_min      2.93
_cell_volume                     1314.73(18)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.947
_diffrn_measured_fraction_theta_max 0.947
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0331
_diffrn_reflns_av_sigmaI/netI    0.0515
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            3283
_diffrn_reflns_theta_full        27.51
_diffrn_reflns_theta_max         27.51
_diffrn_reflns_theta_min         2.93
_exptl_absorpt_coefficient_mu    4.944
_exptl_absorpt_correction_T_max  0.6377
_exptl_absorpt_correction_T_min  0.5658
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    3.098
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1204
_exptl_crystal_size_max          0.13
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.620
_refine_diff_density_min         -0.701
_refine_diff_density_rms         0.132
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.02(2)
_refine_ls_extinction_coef       0.0039(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.019
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     129
_refine_ls_number_reflns         1386
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.0315
_refine_ls_R_factor_gt           0.0283
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0231P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0559
_refine_ls_wR_factor_ref         0.0590
_reflns_number_gt                1300
_reflns_number_total             1386
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cm1009515_si_002.cif
_cod_data_source_block           e1392a
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      Cmc2(1)
_cod_database_code               4000882