data_global
_chemical_name_mineral 'Svetlanaite'
loop_
_publ_author_name
'Okrugin V M'
'Vymazalov� A'
'Kozlov V V'
'Laufek F'
'Stanley C J'
'Shkilev I A'
_journal_name_full 'Mineralogical Magazine'
_journal_volume 86 
_journal_year 2022
_journal_page_first 234
_journal_page_last 242
_publ_section_title
;
 Svetlanaite, SnSe, a new mineral from the Ozernovskoe deposit, Kamchatka peninsula, Russia
;
_database_code_amcsd 0021060
_chemical_compound_source 'Synthetic'
_chemical_formula_sum 'Sn Se'
_cell_length_a 11.500
_cell_length_b 4.154
_cell_length_c 4.445
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 212.342
_exptl_crystal_density_diffrn      6.183
_symmetry_space_group_name_H-M 'P n m a'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,1/2-y,z'
  '-x,1/2+y,-z'
  '1/2-x,1/2+y,1/2+z'
  '1/2+x,1/2-y,1/2-z'
  '1/2+x,y,1/2-z'
  '1/2-x,-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
Sn   0.11824   0.25000   0.10078   0.00127
Se   0.85467   0.25000   0.48780   0.00127