data_global _chemical_name_mineral 'Caminite' loop_ _publ_author_name 'Yamnova N A' 'Pushcharovskii D Y' 'Apollonov V N' _journal_name_full 'Vestnik Moskovskogo Universiteta Geologiya' _journal_volume 44 _journal_year 1989 _journal_page_first 76 _journal_page_last 78 _publ_section_title ; Crystalline structure of a new natural Mg-sulfate Mg3[SO4]2(OH)2 ; _database_code_amcsd 0019045 _chemical_compound_source 'Nepa deposit of potassium salts, Eastern Siberia, Russia' _chemical_formula_sum 'Mg1.5 S O5 H' _cell_length_a 5.254 _cell_length_b 5.254 _cell_length_c 12.971 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 358.058 _exptl_crystal_density_diffrn 2.774 _symmetry_space_group_name_H-M 'I 41/a m d' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,1/2+z' '1/4-y,3/4-x,1/4+z' '3/4-y,1/4-x,3/4+z' '1/4+y,3/4+x,1/4-z' '3/4+y,1/4+x,3/4-z' '1/4+y,3/4-x,1/4-z' '3/4+y,1/4-x,3/4-z' '1/4-y,3/4+x,1/4+z' '3/4-y,1/4+x,3/4+z' '1/2+x,-y,1/2+z' '+x,1/2-y,+z' '1/2-x,y,1/2-z' '-x,1/2+y,-z' '1/2+x,y,1/2-z' '+x,1/2+y,-z' '1/2-x,-y,1/2+z' '-x,1/2-y,+z' '1/4+y,1/4+x,3/4+z' '3/4+y,3/4+x,1/4+z' '1/4-y,1/4-x,3/4-z' '3/4-y,3/4-x,1/4-z' '1/4-y,1/4+x,3/4-z' '3/4-y,3/4+x,1/4-z' '1/4+y,1/4-x,3/4+z' '3/4+y,3/4-x,1/4+z' '-x,y,z' '1/2-x,1/2+y,1/2+z' 'x,-y,-z' '1/2+x,1/2-y,1/2-z' '-x,-y,-z' '1/2-x,1/2-y,1/2-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 Mg 0.00000 0.00000 0.50000 0.75000 0.02356 S 0.00000 0.75000 0.12500 1.00000 0.00697 O1 0.00000 0.52000 0.18880 1.00000 0.01634 O2 0.00000 0.25000 0.37500 1.00000 0.01912 H 0.00000 0.47500 0.38800 0.25000 0.05066