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#$Date: 2020-02-15 08:07:40 +0200 (Sat, 15 Feb 2020) $
#$Revision: 248205 $
#$URL: file:///home/coder/svn-repositories/cod/cif/2/24/32/2243278.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_2243278
loop_
_publ_author_name
'Chong, Saehwa'
'Riley, Brian J.'
'Nelson, Zayne J.'
'Perry, Samuel N.'
_publ_section_title
;
 Crystal structures and comparisons of huntite alumnium borates
 REAl₃(BO₃)₄ (RE = Tb, Dy and Ho)
;
_journal_coeditor_code           RU2069
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              339
_journal_page_last               343
_journal_paper_doi               10.1107/S2056989020001802
_journal_volume                  76
_journal_year                    2020
_chemical_formula_iupac          'Ho Al3 (B O3)4'
_chemical_formula_moiety         'Ho1 Al3 B4 O12'
_chemical_formula_sum            'Al3 B4 Ho O12'
_chemical_formula_weight         481.1
_chemical_name_systematic
;
Holmium trialuminium tetrakis(borate)
;
_space_group_IT_number           155
_space_group_name_Hall           'R 3 2"'
_space_group_name_H-M_alt        'R 3 2 :H'
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  'R 3 2"'
_symmetry_space_group_name_H-M   'R 3 2 :H'
_atom_sites_solution_primary     iterative
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            3
_cell_length_a                   9.2832(3)
_cell_length_b                   9.2832(3)
_cell_length_c                   7.2345(3)
_cell_measurement_reflns_used    5662
_cell_measurement_temperature    100
_cell_measurement_theta_max      30.51
_cell_measurement_theta_min      3.79
_cell_volume                     539.93(3)
_computing_cell_refinement
;
JANA2006 (Petříček et al.,  2014)
;
_computing_data_collection       'APEX3 (Bruker, 2012)'
_computing_data_reduction
;
SAINT (Bruker, 2012)
;
_computing_molecular_graphics
;
VESTA (Momma & Izumi, 2011)
;
_computing_publication_material
;
publCIF (Westrip, 2010)
;
_computing_structure_refinement
;
JANA2006 (Petříček et al.,  2014)
;
_computing_structure_solution
;
SUPERFLIP (Palatinus & Chapuis, 2007)
;
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 1
_diffrn_measured_fraction_theta_max 1
_diffrn_measurement_device_type  'Bruker D8 QUEST CMOS area detector'
_diffrn_measurement_method       'φ and ω scans'
_diffrn_radiation_source         'X-ray tube'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0473
_diffrn_reflns_av_unetI/netI     0.0185
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            5662
_diffrn_reflns_theta_full        30.51
_diffrn_reflns_theta_max         30.51
_diffrn_reflns_theta_min         3.79
_exptl_absorpt_coefficient_mu    11.448
_exptl_absorpt_correction_T_max  0.709
_exptl_absorpt_correction_T_min  0.570
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(SADABS; Krause et al.,  2015)
;
_exptl_crystal_colour            'Light pink'
_exptl_crystal_density_diffrn    4.4389
_exptl_crystal_description       'hexagonal prism'
_exptl_crystal_F_000             666
_exptl_crystal_size_max          0.05
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.54
_refine_diff_density_min         -0.65
_refine_ls_abs_structure_details
;
The crystal had chiral structure. Data was refined with inversion twinning in
 JANA2006, and the twin ratio was 0.558(12):0.442(12).
;
_refine_ls_abs_structure_Flack   0.442(12)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_all   1.08
_refine_ls_goodness_of_fit_ref   1.08
_refine_ls_number_constraints    0
_refine_ls_number_parameters     35
_refine_ls_number_reflns         381
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0115
_refine_ls_R_factor_gt           0.0115
_refine_ls_shift/su_max          0.0356
_refine_ls_shift/su_mean         0.0110
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details     w=1/(σ²(F)+0.0001F²)
_refine_ls_weighting_scheme      sigma
_refine_ls_wR_factor_all         0.0149
_refine_ls_wR_factor_ref         0.0149
_reflns_number_gt                381
_reflns_number_total             381
_reflns_threshold_expression     I>2σ(I)
_cod_data_source_file            ru2069sup1.cif
_cod_data_source_block           Ho-borate
_cod_original_sg_symbol_H-M      'R 3 2'
_cod_original_formula_sum        'Ho1 Al3 B4 O12'
_cod_database_code               2243278
loop_
_space_group_symop_id
_space_group_symop_operation_xyz
1 x,y,z
2 -y,x-y,z
3 -x+y,-x,z
4 y,x,-z
5 x-y,-y,-z
6 -x,-x+y,-z
7 x+2/3,y+1/3,z+1/3
8 -y+2/3,x-y+1/3,z+1/3
9 -x+y+2/3,-x+1/3,z+1/3
10 y+2/3,x+1/3,-z+1/3
11 x-y+2/3,-y+1/3,-z+1/3
12 -x+2/3,-x+y+1/3,-z+1/3
13 x+1/3,y+2/3,z+2/3
14 -y+1/3,x-y+2/3,z+2/3
15 -x+y+1/3,-x+2/3,z+2/3
16 y+1/3,x+2/3,-z+2/3
17 x-y+1/3,-y+2/3,-z+2/3
18 -x+1/3,-x+y+2/3,-z+2/3
loop_
_atom_site_type_symbol
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_calc_flag
_atom_site_refinement_flags
_atom_site_occupancy
_atom_site_site_symmetry_multiplicity
_atom_site_disorder_assembly
_atom_site_disorder_group
Ho Ho1 0 0 0 0.01041(7) Uani d . 1 3 . .
Al Al1 0.55519(15) 0 0 0.0062(3) Uani d . 1 9 . .
B B1 0.666667 0.333333 -0.166667 0.0090(12) Uani d . 1 3 . .
O O1 0.7428(5) 0.0762(5) 0.166667 0.0123(14) Uani d . 1 9 . .
O O3 0.3668(3) -0.1161(3) -0.1461(3) 0.0101(7) Uani d . 1 18 . .
O O2 0.8155(3) 0.4822(3) -0.166667 0.0094(8) Uani d . 1 9 . .
B B2 0.8911(8) 0.2245(8) 0.166667 0.0105(16) Uani d . 1 9 . .
loop_
_atom_type_symbol
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
Al 0.0645 0.0514 'International Tables Vol C tables 4.2.6.8 and 6.1.1.1'
B 0.0013 0.0007 'International Tables Vol C tables 4.2.6.8 and 6.1.1.1'
Ho -0.2175 4.6783 'International Tables Vol C tables 4.2.6.8 and 6.1.1.1'
O 0.0106 0.0060 'International Tables Vol C tables 4.2.6.8 and 6.1.1.1'
loop_
_diffrn_standard_refln_index_h
_diffrn_standard_refln_index_k
_diffrn_standard_refln_index_l
? ? ?
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle_site_symmetry_1
_geom_angle_site_symmetry_2
_geom_angle_site_symmetry_3
_geom_angle
_geom_angle_publ_flag
O3 Ho1 O3 7_455 . 8_445 89.28(9) ?
O3 Ho1 O3 7_455 . 9_555 89.28(9) ?
O3 Ho1 O3 7_455 . 16_544 119.73(7) ?
O3 Ho1 O3 7_455 . 17_444 144.97(12) ?
O3 Ho1 O3 7_455 . 18_554 73.16(9) ?
O3 Ho1 O3 8_445 . 9_555 89.28(9) ?
O3 Ho1 O3 8_445 . 16_544 144.97(12) ?
O3 Ho1 O3 8_445 . 17_444 73.16(8) ?
O3 Ho1 O3 8_445 . 18_554 119.73(11) ?
O3 Ho1 O3 9_555 . 16_544 73.16(9) ?
O3 Ho1 O3 9_555 . 17_444 119.73(11) ?
O3 Ho1 O3 9_555 . 18_554 144.97(7) ?
O3 Ho1 O3 16_544 . 17_444 89.28(9) ?
O3 Ho1 O3 16_544 . 18_554 89.28(9) ?
O3 Ho1 O3 17_444 . 18_554 89.28(9) ?
O2 B1 O2 . . 2_655 120.0(2) ?
O2 B1 O2 . . 3_665 120.0(2) ?
O2 B1 O2 2_655 . 3_665 120.0(2) ?
Ho1 O3 B2 13_544 . 13_444 105.5(2) ?
O1 B2 O3 . . 7_555 117.4(7) ?
O1 B2 O3 . . 4_655 117.4(7) ?
O3 B2 O3 7_555 . 4_655 125.3(4) ?
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_site_symmetry_1
_geom_bond_site_symmetry_2
_geom_bond_distance
_geom_bond_publ_flag
Ho1 O3 . 7_455 2.318(3) ?
Ho1 O3 . 8_445 2.318(2) ?
Ho1 O3 . 9_555 2.318(3) ?
Ho1 O3 . 16_544 2.318(3) ?
Ho1 O3 . 17_444 2.318(2) ?
Ho1 O3 . 18_554 2.318(3) ?
B1 O2 . . 1.382(2) ?
B1 O2 . 2_655 1.382(4) ?
B1 O2 . 3_665 1.382(4) ?
O1 B2 . . 1.377(6) ?
O3 B2 . 13_444 1.364(9) ?

_cod_database_fobs_code 2243278
