data_global _chemical_name_mineral 'Raadeite' loop_ _publ_author_name 'Chopin C' 'Ferraris G' 'Prencipe M' 'Brunet F' 'Medenbach O' _journal_name_full 'European Journal of Mineralogy' _journal_volume 13 _journal_year 2001 _journal_page_first 319 _journal_page_last 327 _publ_section_title ; Raadeite, Mg7(PO4)2(OH)8: a new dense-packed phosphate from Modum (Norway) ; _database_code_amcsd 0006857 _chemical_compound_source 'Modum, Norway' _chemical_formula_sum 'Mg7 P2 O16 H8' _cell_length_a 5.250 _cell_length_b 11.647 _cell_length_c 9.655 _cell_angle_alpha 90 _cell_angle_beta 95.94 _cell_angle_gamma 90 _cell_volume 587.202 _exptl_crystal_density_diffrn 2.806 _symmetry_space_group_name_H-M 'P 1 21/n 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2-y,1/2+z' '1/2-x,1/2+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_U_iso_or_equiv Mg1 0.00000 0.00000 0.00000 0.00640 Mg2 0.26240 0.17690 0.21090 0.00820 Mg3 0.24950 0.43040 0.99450 0.00690 Mg4 0.24550 0.20990 0.49590 0.00790 P 0.02900 0.58020 0.71020 0.00560 O1 0.44380 0.30010 0.10940 0.00880 O2 0.05940 0.57050 0.87420 0.00760 O3 0.07370 0.84540 0.91020 0.00840 O4 0.91800 0.69860 0.67260 0.00880 O5 0.07450 0.06390 0.38880 0.00880 O6 0.53910 0.18110 0.37470 0.00760 O7 0.84870 0.48560 0.64670 0.00810 O8 0.29720 0.56980 0.66190 0.01020 H1 0.00800 0.02700 0.31700 0.03000 H2 0.18000 0.87200 0.85600 0.02000 H3 0.50700 0.32400 0.18300 0.04000 H4 0.62700 0.24900 0.38000 0.04000