SrMn^II^~2~Mn^III^(PO~4~)~3~
Alhakmi, Ghaleb; Assani, Abderrazzak; Saadi, Mohamed; Follet, Claudine; El Ammari, Lahcen; Acta Crystallographica Section E 69 (2013) i56–; doi:10.1107/S1600536813020977

data_2238573
_publ_section_title
;
 SrMn^II^~2~Mn^III^(PO~4~)~3~
;
_journal_coeditor_code           WM2761
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              i56
_journal_paper_doi               10.1107/S1600536813020977
_journal_volume                  69
_journal_year                    2013
_chemical_formula_iupac          'Sr Mn3 (P O4)3'
_chemical_formula_structural     'Sr Mn3 (P O4)3'
_chemical_formula_sum            'Mn3 O12 P3 Sr'
_chemical_formula_weight         537.35
_chemical_name_systematic
;
Strontium trimanganese tris(orthophosphate)
;
_space_group_IT_number           74
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-I 2b 2'
_symmetry_space_group_name_H-M   'I m m a'
_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                   10.2373(10)
_cell_length_b                   13.8981(15)
_cell_length_c                   6.6230(6)
_cell_measurement_reflns_used    991
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      33.31
_cell_measurement_theta_min      2.93
_cell_volume                     942.31(16)
_computing_cell_refinement       'SAINT (Bruker, 2009)'
_computing_data_collection       'APEX2 (Bruker, 2009)'
_computing_data_reduction        'SAINT (Bruker, 2009)'
_computing_molecular_graphics
'ORTEP-3 for Windows (Farrugia, 2012) and DIAMOND (Brandenburg, 2006)'
_computing_publication_material  'publCIF (Westrip, 2010)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEXII'
_diffrn_measurement_method       '\f and \w 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  0.0403
_diffrn_reflns_av_sigmaI/netI    0.0332
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            4726
_diffrn_reflns_theta_full        33.31
_diffrn_reflns_theta_max         33.31
_diffrn_reflns_theta_min         2.93
_exptl_absorpt_coefficient_mu    10.137
_exptl_absorpt_correction_T_max  0.3759
_exptl_absorpt_correction_T_min  0.1636
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(<i>SADABS</i>; Bruker, 2009)'
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    3.788
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       sheet
_exptl_crystal_F_000             1016
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.828
_refine_diff_density_min         -0.915
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_matrix_type           full
_refine_ls_number_parameters     53
_refine_ls_number_reflns         991
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0326
_refine_ls_R_factor_gt           0.0249
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0389P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0628
_refine_ls_wR_factor_ref         0.0657
_reflns_number_gt                877
_reflns_number_total             991
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            wm2761.cif
_cod_data_source_block           I
_cod_database_code               2238573
_cod_database_fobs_code          2238573