data_global
_chemical_name_mineral 'Sanidine'
loop_
_publ_author_name
'Gering E'
_journal_name_full 'Dissertation Kernforshungszentrum Karlsruhe'
_journal_volume 1 
_journal_year 1985
_journal_page_first 1
_journal_page_last 97
_publ_section_title
;
 Silizium/Aluminium-Ordnung und Kristallperfektion von Sanidinen
 Note: Sample SAGT, T = 1050 C, neutron diffraction
;
_database_code_amcsd 0020580
_chemical_compound_source 'Madagascar'
_chemical_formula_sum 'K (Si3 Al) O8'
_cell_length_a 8.546
_cell_length_b 13.033
_cell_length_c 7.176
_cell_angle_alpha 90
_cell_angle_beta 115.97
_cell_angle_gamma 90
_cell_volume 718.556
_exptl_crystal_density_diffrn      2.573
_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
K1M   0.28510   0.00000   0.13810   1.00000
SiT1   0.00946   0.18453   0.22357   0.72600
AlT1   0.00946   0.18453   0.22357   0.27400
SiT2   0.20797   0.38216   0.34427   0.77400
AlT2   0.20797   0.38216   0.34427   0.22600
Oa1   0.00000   0.14632   0.00000   1.00000
Oa2   0.63384   0.00000   0.28483   1.00000
Ob   0.82854   0.14548   0.22655   1.00000
Oc   0.03327   0.30954   0.25693   1.00000
Od   0.18073   0.12654   0.40350   1.00000
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
K1M 0.01700 0.07700 0.03400 0.00000 0.00730 0.00000
SiT1 0.01000 0.01110 0.00810 -0.00240 0.00440 -0.00110
AlT1 0.01000 0.01110 0.00810 -0.00240 0.00440 -0.00110
SiT2 0.00970 0.00820 0.01060 0.00060 0.00370 0.00000
AlT2 0.00970 0.00820 0.01060 0.00060 0.00370 0.00000
Oa1 0.02680 0.01990 0.01470 0.00000 0.01060 0.00000
Oa2 0.01860 0.01220 0.02440 0.00000 0.00400 0.00000
Ob 0.01930 0.03140 0.02460 -0.00490 0.01320 0.00020
Oc 0.01710 0.01520 0.02160 -0.00210 0.00660 -0.00200
Od 0.01930 0.02040 0.01360 0.00210 0.00330 0.00170