data_global _chemical_name_mineral 'Lithiophorite' loop_ _publ_author_name 'Post J E' 'Appleman D E' _journal_name_full 'American Mineralogist' _journal_volume 79 _journal_year 1994 _journal_page_first 370 _journal_page_last 374 _publ_section_title ; Crystal structure refinement of lithiophorite Note: U(1,2) for Mn/Al/Li/O2 have been altered to match symmetry constraints. ; _database_code_amcsd 0001641 _chemical_formula_sum 'Mn Al.65 Li.33 O4 H2' _cell_length_a 2.9247 _cell_length_b 2.9247 _cell_length_c 28.169 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_volume 208.672 _exptl_crystal_density_diffrn 3.361 _symmetry_space_group_name_H-M 'R -3 m' loop_ _space_group_symop_operation_xyz 'x,y,z' '2/3+x,1/3+y,1/3+z' '1/3+x,2/3+y,2/3+z' 'x,x-y,z' '2/3+x,1/3+x-y,1/3+z' '1/3+x,2/3+x-y,2/3+z' 'y,x,-z' '2/3+y,1/3+x,1/3-z' '1/3+y,2/3+x,2/3-z' '-x+y,y,z' '2/3-x+y,1/3+y,1/3+z' '1/3-x+y,2/3+y,2/3+z' '-x,-x+y,-z' '2/3-x,1/3-x+y,1/3-z' '1/3-x,2/3-x+y,2/3-z' '-y,-x,z' '2/3-y,1/3-x,1/3+z' '1/3-y,2/3-x,2/3+z' 'x-y,-y,-z' '2/3+x-y,1/3-y,1/3-z' '1/3+x-y,2/3-y,2/3-z' 'y,-x+y,-z' '2/3+y,1/3-x+y,1/3-z' '1/3+y,2/3-x+y,2/3-z' '-x+y,-x,z' '2/3-x+y,1/3-x,1/3+z' '1/3-x+y,2/3-x,2/3+z' '-x,-y,-z' '2/3-x,1/3-y,1/3-z' '1/3-x,2/3-y,2/3-z' '-y,x-y,z' '2/3-y,1/3+x-y,1/3+z' '1/3-y,2/3+x-y,2/3+z' 'x-y,x,-z' '2/3+x-y,1/3+x,1/3-z' '1/3+x-y,2/3+x,2/3-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 Mn 0.00000 0.00000 0.00000 1.00000 ? Al 0.33333 0.66667 0.16667 0.65000 ? Li 0.33333 0.66667 0.16667 0.33000 ? O1 0.66667 0.33333 0.03430 1.00000 ? O2 0.66667 0.33333 0.13190 1.00000 ? H 0.66667 0.33333 0.09900 1.00000 0.12000 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 Mn 0.01310 0.01310 0.01580 0.00655 0.00000 0.00000 Al 0.00730 0.00730 0.01280 0.00365 0.00000 0.00000 Li 0.00730 0.00730 0.01280 0.00365 0.00000 0.00000 O1 0.02240 0.02240 0.01820 0.01120 0.00000 0.00000 O2 0.02170 0.02170 0.01290 0.01085 0.00000 0.00000