data_global _chemical_name_mineral 'Mimetite' loop_ _publ_author_name 'Okudera H' _journal_name_full 'American Mineralogist' _journal_volume 98 _journal_year 2013 _journal_page_first 1573 _journal_page_last 1579 _publ_section_title ; Relationships among channel typology and atomic displacements in the structures of Pb5(BO4)3Cl with B = P (pyromorphite), V (vanadinite), and As (mimetite) ; _database_code_amcsd 0020250 _chemical_compound_source 'Pingtouling mine, Guangdong, China' _chemical_formula_sum 'Pb5 As2.775 P.036 O12 Cl' _cell_length_a 10.2382 _cell_length_b 10.2382 _cell_length_c 7.4502 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_volume 676.310 _exptl_crystal_density_diffrn 7.231 _symmetry_space_group_name_H-M 'P 63/m' loop_ _space_group_symop_operation_xyz 'x,y,z' '-x+y,-x,1/2-z' 'x-y,x,1/2+z' 'y,-x+y,-z' '-y,x-y,z' 'x,y,1/2-z' '-x,-y,1/2+z' 'x-y,x,-z' '-x+y,-x,z' '-y,x-y,1/2-z' 'y,-x+y,1/2+z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_U_iso_or_equiv Pb1 0.33333 0.66667 0.00690 0.99900 0.01600 Pb2 0.25106 0.00419 0.25000 0.99900 0.02000 As 0.40960 0.38457 0.25000 0.92500 0.00900 P 0.40960 0.38457 0.25000 0.01200 0.00900 O1 0.33060 0.49530 0.25000 1.00000 0.01700 O2 0.59780 0.48600 0.25000 1.00000 0.03900 O3 0.36350 0.27430 0.07200 1.00000 0.05300 Cl 0.00000 0.00000 0.00000 1.00000 0.02200 loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 Pb1 0.01996 0.01996 0.00852 0.00998 0.00000 0.00000 Pb2 0.01067 0.01439 0.03531 0.00622 0.00000 0.00000 As 0.00873 0.00730 0.00940 0.00391 0.00000 0.00000 P 0.00873 0.00730 0.00940 0.00391 0.00000 0.00000 O1 0.01869 0.01263 0.02216 0.00894 0.00000 0.00000 O2 0.01585 0.01945 0.08050 0.00865 0.00000 0.00000 O3 0.07419 0.06701 0.05062 0.05935 -0.05138 -0.05207 Cl 0.02177 0.02177 0.02267 0.01089 0.00000 0.00000