data_global _chemical_name_mineral 'Lizardite' loop_ _publ_author_name 'Laurora A' 'Brigatti M F' 'Malferrari D' 'Galli E' 'Rossi A' _journal_name_full 'The Canadian Mineralogist' _journal_volume 49 _journal_year 2011 _journal_page_first 1045 _journal_page_last 1054 _publ_section_title ; The crystal chemistry of lizardite-1T from northern Apennines ophiolites near Modena, Italy Note: sample Sassomorello, polytype 1T ; _database_code_amcsd 0018974 _chemical_compound_source 'Sassomorello, Modena Apennines, Italy' _chemical_formula_sum 'Si1.924 Al.151 Fe.174 Mg2.745 O9 H4' _cell_length_a 5.3230 _cell_length_b 5.3230 _cell_length_c 7.270 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_volume 178.393 _exptl_crystal_density_diffrn 2.630 _symmetry_space_group_name_H-M 'P 3 1 m' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x-y,-y,z' '-y,x-y,z' 'y,x,z' '-x+y,-x,z' '-x,-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 SiT 0.33333 0.66667 0.07110 0.96200 0.00700 AlT 0.33333 0.66667 0.07110 0.03800 0.00700 AlM 0.33240 0.00000 0.45280 0.02500 0.00800 Fe2+M 0.33240 0.00000 0.45280 0.05800 0.00800 MgM 0.33240 0.00000 0.45280 0.91500 0.00800 O1 0.33333 0.66667 0.29130 1.00000 0.00700 O2 0.50670 0.00000 -0.00990 1.00000 0.01200 O3 0.66570 0.00000 0.58610 1.00000 0.00900 O4 0.00000 0.00000 0.29830 1.00000 0.00900 H3 0.86000 0.00000 0.58200 1.00000 0.08700 H4 0.00000 0.00000 0.15400 1.00000 0.08700 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 SiT 0.00600 0.00600 0.01000 0.00300 0.00000 0.00000 AlT 0.00600 0.00600 0.01000 0.00300 0.00000 0.00000 AlM 0.00600 0.00600 0.01200 0.00300 0.00000 0.00000 Fe2+M 0.00600 0.00600 0.01200 0.00300 0.00000 0.00000 MgM 0.00600 0.00600 0.01200 0.00300 0.00000 0.00000 O1 0.00700 0.00700 0.00700 0.00400 0.00000 0.00000 O2 0.01400 0.00700 0.01200 0.00400 0.00000 0.00000 O3 0.00900 0.00900 0.00800 0.00400 0.00000 0.00000 O4 0.00800 0.00800 0.01000 0.00400 0.00000 0.00000