data_global
_chemical_name_mineral 'Hodgkinsonite'
loop_
_publ_author_name
'Solov'eva L P'
'Belov N V'
_journal_name_full 'Soviet Physics Doklady'
_journal_volume 8 
_journal_year 1963
_journal_page_first 867
_journal_page_last 870
_publ_section_title
;
 Crystal structure of hodgkinsonite Zn2Mn[SiO4](OH)2
;
_database_code_amcsd 0015595
_chemical_compound_source 'Franklin, New Jersey'
_chemical_formula_sum 'Mn Zn2 Si O6 H2'
_cell_length_a 11.71
_cell_length_b 5.34
_cell_length_c 8.13
_cell_angle_alpha 90
_cell_angle_beta 95.58
_cell_angle_gamma 90
_cell_volume 505.971
_exptl_crystal_density_diffrn      4.093
_symmetry_space_group_name_H-M 'P 1 21/c 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,1/2-y,1/2+z'
  '-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
Mn   0.04800   0.25000   0.39300   0.00633
ZnI   0.25100   0.56100   0.10700   0.00633
ZnII   0.42200   0.93400   0.27300   0.00633
Si   0.33000   0.43800   0.43200   0.00633
O1   0.20200   0.45000   0.33200   0.00633
O2   0.36100   0.14200   0.46500   0.00633
O3   0.30800   0.93200   0.10700   0.00633
O4   0.43300   0.56800   0.31600   0.00633
O-H5   0.11300   0.92000   0.49800   0.00633
O-H6   0.05700   0.09600   0.15400   0.00633