data_global _chemical_name_mineral 'Andradite' loop_ _publ_author_name 'Armbruster T' _journal_name_full 'European Journal of Mineralogy' _journal_volume 7 _journal_year 1995 _journal_page_first 1221 _journal_page_last 1225 _publ_section_title ; Structure refinement of hydrous andradite, Ca3Fe1.54Mn0.02Al0.26(SiO4)1.65(O4H4)1.35, from the Wessels mine, Kalahari manganese field, South Africa Note: reported coordinates of Ca and Y-site made no sense, they have been changed ; _database_code_amcsd 0006606 _chemical_compound_source 'Wessels mine, Kalahari manganese field, South Africa' _chemical_formula_sum 'Ca3 (Fe1.54 Mn.2 Al.26) Si1.65 O12 H5.4' _cell_length_a 12.340 _cell_length_b 12.340 _cell_length_c 12.340 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 1879.081 _exptl_crystal_density_diffrn 3.309 _symmetry_space_group_name_H-M 'I a -3 d' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,1/2+z' 'z,1/2-x,1/2+y' '1/2+z,-x,+y' '-y,1/2+z,1/2-x' '1/2-y,+z,-x' 'x,1/2-y,1/2+z' '1/2+x,-y,+z' '-z,1/2+x,1/2-y' '1/2-z,+x,-y' 'y,1/2-z,1/2+x' '1/2+y,-z,+x' '-x,1/2+y,1/2-z' '1/2-x,+y,-z' '3/4+x,1/4-z,3/4-y' '1/4+x,3/4-z,1/4-y' '3/4-z,1/4+y,3/4+x' '1/4-z,3/4+y,1/4+x' '3/4+y,1/4-x,3/4-z' '1/4+y,3/4-x,1/4-z' '3/4-x,1/4+z,3/4+y' '1/4-x,3/4+z,1/4+y' '3/4+z,1/4-y,3/4-x' '1/4+z,3/4-y,1/4-x' '3/4-y,1/4+x,3/4+z' '1/4-y,3/4+x,1/4+z' '1/4+x,1/4+z,1/4+y' '3/4+x,3/4+z,3/4+y' '1/4-z,1/4-y,1/4-x' '3/4-z,3/4-y,3/4-x' '1/4+y,1/4+x,1/4+z' '3/4+y,3/4+x,3/4+z' '1/4-x,1/4-z,1/4-y' '3/4-x,3/4-z,3/4-y' '1/4+z,1/4+y,1/4+x' '3/4+z,3/4+y,3/4+x' '1/4-y,1/4-x,1/4-z' '3/4-y,3/4-x,3/4-z' '1/2+z,x,1/2-y' '+z,1/2+x,-y' '1/2-y,-z,1/2+x' '-y,1/2-z,+x' '1/2+x,y,1/2-z' '+x,1/2+y,-z' '1/2-z,-x,1/2+y' '-z,1/2-x,+y' '1/2+y,z,1/2-x' '+y,1/2+z,-x' '1/2-x,-y,1/2+z' '-x,1/2-y,+z' '1/2-z,1/2+x,y' '-z,+x,1/2+y' '1/2+y,1/2-z,-x' '+y,-z,1/2-x' '1/2-x,1/2+y,z' '-x,+y,1/2+z' '1/2+z,1/2-x,-y' '+z,-x,1/2-y' '1/2-y,1/2+z,x' '-y,+z,1/2+x' '1/2+x,1/2-y,-z' '+x,-y,1/2-z' '3/4-x,3/4+z,1/4-y' '1/4-x,1/4+z,3/4-y' '3/4+z,3/4-y,1/4+x' '1/4+z,1/4-y,3/4+x' '3/4-y,3/4+x,1/4-z' '1/4-y,1/4+x,3/4-z' '3/4+x,3/4-z,1/4+y' '1/4+x,1/4-z,3/4+y' '3/4-z,3/4+y,1/4-x' '1/4-z,1/4+y,3/4-x' '3/4+y,3/4-x,1/4+z' '1/4+y,1/4-x,3/4+z' '1/4-x,3/4-z,3/4+y' '3/4-x,1/4-z,1/4+y' '1/4+z,3/4+y,3/4-x' '3/4+z,1/4+y,1/4-x' '1/4-y,3/4-x,3/4+z' '3/4-y,1/4-x,1/4+z' '1/4+x,3/4+z,3/4-y' '3/4+x,1/4+z,1/4-y' '1/4-z,3/4-y,3/4+x' '3/4-z,1/4-y,1/4+x' '1/4+y,3/4+x,3/4-z' '3/4+y,1/4+x,1/4-z' '-z,-x,-y' '1/2-z,1/2-x,1/2-y' 'y,z,x' '1/2+y,1/2+z,1/2+x' '-x,-y,-z' '1/2-x,1/2-y,1/2-z' 'z,x,y' '1/2+z,1/2+x,1/2+y' '-y,-z,-x' '1/2-y,1/2-z,1/2-x' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Ca 0.00000 0.25000 0.12500 1.00000 FeY 0.00000 0.00000 0.00000 0.77000 MnY 0.00000 0.00000 0.00000 0.10000 AlY 0.00000 0.00000 0.00000 0.13000 SiZ 0.37500 0.00000 0.25000 0.55000 O 0.46420 -0.05180 0.15120 0.55000 O-H 0.46420 -0.05180 0.15120 0.45000 loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 Ca 0.01730 0.01730 0.01450 0.00630 0.00000 0.00000 FeY 0.01580 0.01580 0.01580 -0.00270 -0.00270 -0.00270 MnY 0.01580 0.01580 0.01580 -0.00270 -0.00270 -0.00270 AlY 0.01580 0.01580 0.01580 -0.00270 -0.00270 -0.00270 SiZ 0.01200 0.01330 0.01330 0.00000 0.00000 0.00000 O 0.03300 0.02200 0.02200 -0.00660 -0.01110 0.00570 O-H 0.03300 0.02200 0.02200 -0.00660 -0.01110 0.00570