Nd~2~(OH)~2~(CrO~4~)~2~ and [Tb~2~(CrO~4~)~3~(H~2~O)~5~].2H~2~O
Leppä-aho, J.; Acta Crystallographica Section C 50 (1994) 663–666; doi:10.1107/S0108270193010042

data_2009662
_publ_section_title
;
 Nd~2~(OH)~2~(CrO~4~)~2~ and [Tb~2~(CrO~4~)~3~(H~2~O)~5~].2H~2~O
;
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              663
_journal_page_last               666
_journal_paper_doi               10.1107/S0108270193010042
_journal_volume                  50
_journal_year                    1994
_chemical_formula_moiety         'Tb2 (Cr1 O4 )3 , 7H2 O1'
_chemical_formula_sum            'Cr3 H14 O19 Tb2'
_chemical_formula_weight         791.94
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_type_scat_source           'IntTabIV Tables 2.2A and 2.3.1'
_cell_angle_alpha                90.
_cell_angle_beta                 128.020(10)
_cell_angle_gamma                90.
_cell_formula_units_Z            4
_cell_length_a                   7.9218(9)
_cell_length_b                   18.950(2)
_cell_length_c                   13.142(2)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    296
_cell_measurement_theta_max      11.65
_cell_measurement_theta_min      8.61
_cell_volume                     1554.2(4)
_diffrn_measurement_device       'Enraf-Nonius CAD-4'
_diffrn_measurement_method       \w/2\q
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            6996
_diffrn_reflns_theta_max         35
_diffrn_standards_decay_%        none
_diffrn_standards_interval_time  60
_diffrn_standards_number         2
_exptl_absorpt_coefficient_mu    11.171
_exptl_absorpt_correction_T_max  1.1979
_exptl_absorpt_correction_T_min  0.7912
_exptl_absorpt_correction_type   'empirical (DIFABS; Walker & Stuart, 1983)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    3.38
_exptl_crystal_description       needle
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.025
_exptl_crystal_size_min          0.025
_refine_diff_density_max         3.147
_refine_diff_density_min         -3.454
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_obs   5.374
_refine_ls_hydrogen_treatment    noref
_refine_ls_number_parameters     217
_refine_ls_number_reflns         4777
_refine_ls_R_factor_obs          0.043
_refine_ls_shift/esd_max         0.00
_refine_ls_structure_factor_coef F
_refine_ls_weighting_scheme      unit
_refine_ls_wR_factor_obs         0.053
_reflns_number_observed          4777
_reflns_number_total             6996
_reflns_observed_criterion       I>3\s(I)
_cod_data_source_file            ab1084.cif
_cod_data_source_block           ab1084_structure_2_of_2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_refine_ls_weighting_scheme' value '1' was changed to 'unit'.

Automatic conversion script
Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas 
;
_cod_original_cell_volume        1554.3(4)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_original_formula_sum        'H14 Cr3 O19 Tb2'
_cod_database_code               2009662