data_global _chemical_name_mineral 'Monazite-(Gd)' loop_ _publ_author_name 'Ni Y' 'Hughes J M' 'Mariano A N' _journal_name_full 'American Mineralogist' _journal_volume 80 _journal_year 1995 _journal_page_first 21 _journal_page_last 26 _publ_section_title ; Crystal chemistry of the monazite and xenotime structures ; _database_code_amcsd 0001705 _chemical_compound_source 'Synthetic' _chemical_formula_sum 'Gd P O4' _cell_length_a 6.6435 _cell_length_b 6.8414 _cell_length_c 6.3281 _cell_angle_alpha 90 _cell_angle_beta 103.976 _cell_angle_gamma 90 _cell_volume 279.103 _exptl_crystal_density_diffrn 6.002 _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 Gd 0.28150 0.15529 0.09695 0.00388 P 0.30310 0.16120 0.61310 0.00481 O1 0.25390 0.00130 0.43850 0.01013 O2 0.38370 0.33460 0.50240 0.00836 O3 0.47290 0.10160 0.81260 0.00785 O4 0.11870 0.21380 0.71310 0.00849