data_global _chemical_name_mineral 'Staurolite' loop_ _publ_author_name 'Caucia F' 'Callegari A' 'Oberti R' 'Ungaretti L' 'Hawthorne F C' _journal_name_full 'The Canadian Mineralogist' _journal_volume 32 _journal_year 1994 _journal_page_first 477 _journal_page_last 489 _publ_section_title ; Structural aspects of oxidation-dehydrogenation in staurolite Sample: T = 25 C ; _database_code_amcsd 0005371 _chemical_formula_sum 'Si1.9 Al4.93 Fe.85 Zn.01 Mg.2 O12 H' _cell_length_a 7.864 _cell_length_b 16.619 _cell_length_c 5.659 _cell_angle_alpha 90 _cell_angle_beta 90.17 _cell_angle_gamma 90 _cell_volume 739.582 _exptl_crystal_density_diffrn 3.883 _symmetry_space_group_name_H-M 'C 1 2/m 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,z' 'x,-y,z' '1/2+x,1/2-y,z' '-x,y,-z' '1/2-x,1/2+y,-z' '-x,-y,-z' '1/2-x,1/2-y,-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 SiT1 0.13413 0.16602 0.24851 0.95000 0.00367 AlT1 0.13413 0.16602 0.24851 0.05000 0.00367 FeT2 0.39198 0.00000 0.24777 0.69000 0.01482 ZnT2 0.39198 0.00000 0.24777 0.01000 0.01482 MgT2 0.39198 0.00000 0.24777 0.10000 0.01482 AlT2 0.39198 0.00000 0.24777 0.13000 0.01482 AlM1A 0.50000 0.17527 0.00000 0.97000 0.00456 MgM1A 0.50000 0.17527 0.00000 0.02000 0.00456 FeM1A 0.50000 0.17527 0.00000 0.01000 0.00456 AlM1B 0.50000 0.17510 0.50000 0.97000 0.00456 MgM1B 0.50000 0.17510 0.50000 0.02000 0.00456 FeM1B 0.50000 0.17510 0.50000 0.01000 0.00456 AlM2 0.26336 0.41067 0.25170 0.97000 0.00595 MgM2 0.26336 0.41067 0.25170 0.01000 0.00595 FeM2 0.26336 0.41067 0.25170 0.02000 0.00595 AlM3A 0.00000 0.00000 0.00000 0.82000 0.00545 MgM3A 0.00000 0.00000 0.00000 0.04000 0.00545 FeM3A 0.00000 0.00000 0.00000 0.06000 0.00545 AlM3B 0.00000 0.00000 0.50000 0.82000 0.00532 MgM3B 0.00000 0.00000 0.50000 0.04000 0.00532 FeM3B 0.00000 0.00000 0.50000 0.06000 0.00532 FeM4A 0.50000 0.00000 0.00000 0.04000 0.00950 FeM4B 0.50000 0.00000 0.50000 0.04000 0.01013 O1A 0.23340 0.00000 0.96302 0.50000 0.00849 O-H1A 0.23340 0.00000 0.96302 0.50000 0.00849 O1B 0.23618 0.00000 0.53372 0.50000 0.00912 O-H1B 0.23618 0.00000 0.53372 0.50000 0.00912 O2A 0.25552 0.16153 0.01537 1.00000 0.00519 O2B 0.25437 0.16126 0.48387 1.00000 0.00545 O3 0.00177 0.08894 0.24523 1.00000 0.00798 O4 0.02154 0.24918 0.24963 1.00000 0.00532 O5 0.52700 0.10039 0.24952 1.00000 0.00507