data_global _chemical_name_mineral 'Svanbergite' loop_ _publ_author_name 'Pabst A' _journal_name_full 'American Mineralogist' _journal_volume 32 _journal_year 1947 _journal_page_first 16 _journal_page_last 30 _publ_section_title ; Some computations on svanbergite, woodhouseite and alunite trial C ; _database_code_amcsd 35 _chemical_formula_sum 'Sr Al3 (S P) O14 H6' _cell_length_a 6.89 _cell_length_b 6.89 _cell_length_c 6.89 _cell_angle_alpha 60.63 _cell_angle_beta 60.63 _cell_angle_gamma 60.63 _cell_volume 234.573 _exptl_crystal_density_diffrn 3.268 _symmetry_space_group_name_H-M 'R -3 m ' loop_ _space_group_symop_operation_xyz 'x,y,z' '-x,-z,-y' '-z,-x,-y' 'y,x,z' 'y,z,x' '-z,-y,-x' '-x,-y,-z' 'x,z,y' 'z,x,y' '-y,-x,-z' '-y,-z,-x' 'z,y,x' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Sr 0.0 0.0 0.0 1.0 Al 0.5 0.0 0.0 1.0 S 0.29 0.29 0.29 0.5 P 0.29 0.29 0.29 0.5 O1 0.38 0.38 0.38 1.0 O 0.5 0.14 0.14 1.0 O-H -0.14 0.28 0.28 1.0