data_5910092 loop_ _publ_author_name 'Wyckoff, R. W. G.' _publ_section_title ; Page 325 from the second edition of Structure of Crystals by Wyckoff. published by The Chemical Catalog Company, INC, New York in 1931 & http://database.iem.ac.ru/mincryst/ ; _journal_name_full 'The second edition of Structure of Crystals' _journal_page_first 325 _journal_page_last 325 _journal_year 1931 _chemical_formula_structural LiAlSiO4Si3O6 _chemical_formula_sum 'Al Li O10 Si4' _chemical_name_systematic Petalite _symmetry_cell_setting monoclinic _symmetry_Int_Tables_number 10 _symmetry_space_group_name_H-M 'P 1 2/m 1' _audit_creation_date 2005-10-12 _audit_creation_method ; Page 325 from the second edition of Structure of Crystals by Wyckoff. published by The Chemical Catalog Company, INC, New York in 1931 & http://database.iem.ac.ru/mincryst/ ; _audit_update_record 'created by Girish Upreti, Portland State University' _cell_angle_alpha 112.44 _cell_angle_beta 112.44 _cell_angle_gamma 112.44 _cell_length_a 11.77 _cell_length_b 5.13 _cell_length_c 15.17 _cell_volume 615.569 _[local]_cod_cif_authors_sg_H-M 'P 2/m' _[local]_cod_chemical_formula_sum_orig 'Li Al Si4 O10' _cod_database_code 5910092 loop_ _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_label 0.99800 0.51280 0.28960 Si1 0.14770 0.00990 0.28960 Si2 0.25000 0.25530 0.00000 Li 0.25000 0.75640 0.00000 Al 0.00000 0.50000 0.50000 O1 0.25000 0.96530 0.50000 O2 0.09380 0.30120 0.27040 O3 0.36170 0.53580 0.13420 O4 0.03810 0.80110 0.25180 O5 0.20760 0.97790 0.13530 O6