A silicogermanate with 20-ring channels directed by a simple quaternary ammonium cation.
Su, Jie; Wang, Yingxia; Lin, Jianhua; Liang, Jie; Sun, Junliang; Zou, Xiaodong; Dalton transactions (Cambridge, England : 2003) 42 (2013) 1360–1363; doi:10.1039/c2dt32231e

data_7020862
_publ_section_title
;
 A silicogermanate with 20-ring channels directed by a simple quaternary
 ammonium cation.
;
_journal_issue                   5
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1360
_journal_page_last               1363
_journal_paper_doi               10.1039/c2dt32231e
_journal_volume                  42
_journal_year                    2013
_chemical_formula_analytical     (Si0.45Ge0.55)192O372(OH)24F24(C9H22N)24(H2O)96
_chemical_formula_sum            'C10 F Ge4.39 O19.6 Si3.61'
_chemical_formula_weight         872.78
_chemical_name_common            'silicogermanate analogue of cloverite'
_chemical_name_systematic        ' ?'
_space_group_crystal_system      cubic
_space_group_IT_number           221
_space_group_name_Hall           '-P 4 2 3'
_space_group_name_H-M_alt        'P m -3 m'
_symmetry_space_group_name_Hall  '-P 4 2 3'
_symmetry_space_group_name_H-M   'P m -3 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            24
_cell_length_a                   26.2373(2)
_cell_length_b                   26.2373(2)
_cell_length_c                   26.2373(2)
_cell_measurement_temperature    298
_cell_volume                     18061.7(2)
_computing_structure_refinement  'Topas 3.0'
_diffrn_ambient_temperature      298
_diffrn_measurement_device_type  'PANalytical XPert Pro'
_diffrn_radiation_monochromator  'Ge 1 1 1'
_diffrn_radiation_wavelength     1.540596
_diffrn_source_target            'Cu Ka1'
_diffrn_source_type              Cu
_exptl_crystal_density_diffrn    1.926
_pd_char_colour                  white
_pd_char_particle_morphology     cubic
_pd_instr_location               ' ?'
_pd_meas_2theta_range_inc        0.0131
_pd_meas_2theta_range_max        90.9971
_pd_meas_2theta_range_min        2
_pd_meas_number_of_points        6778
_pd_meas_scan_method             cont
_pd_proc_ls_background_function  'Chebychev polynomial'
_pd_proc_ls_pref_orient_corr     ' ?'
_pd_proc_ls_profile_function     'PearsonVII Peak Type'
_pd_proc_ls_prof_R_factor        0.0467
_pd_proc_ls_prof_wR_expected     0.0321
_pd_proc_ls_prof_wR_factor       0.0619
_pd_spec_mounting                ' ?'
_pd_spec_mount_mode              reflection
_pd_spec_shape                   cylinder
_refine_ls_goodness_of_fit_all   1.925
_refine_ls_number_parameters     114
_cod_data_source_file            c2dt32231e.txt
_cod_data_source_block           PKU-12
_cod_depositor_comments
;
The following automatic conversions were performed:

'_space_group_crystal_system' value 'Cubic' changed to 'cubic'
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 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        18061.7(4)
_cod_original_formula_sum        'C10 F1 Ge4.39 O19.60 Si3.61'
_cod_database_code               7020862