data_global
_chemical_name_mineral 'Albite'
loop_
_publ_author_name
'Prewitt C T'
'Sueno S'
'Papike J J'
_journal_name_full 'American Mineralogist'
_journal_volume 61 
_journal_year 1976
_journal_page_first 1213
_journal_page_last 1225
_publ_section_title
;
 The crystal structures of high albite and monalbite at high temperatures
 T = 750 deg C
 feldspar
;
_database_code_amcsd 0000539
_chemical_compound_source 'Synthetic'
_chemical_formula_sum '(Na.983 Ca.012 K.005) (Si3 Al) O8'
_cell_length_a 8.2296
_cell_length_b 12.9336
_cell_length_c 7.1357
_cell_angle_alpha 91.956
_cell_angle_beta 116.232
_cell_angle_gamma 90.078
_cell_volume 680.780
_exptl_crystal_density_diffrn      2.561
_symmetry_space_group_name_H-M 'C -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'
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
Na   0.27690   0.00290   0.13740   0.98300   0.13678
Ca   0.27690   0.00290   0.13740   0.01200   0.13678
K   0.27690   0.00290   0.13740   0.00500   0.13678
Si1o   0.00870   0.17180   0.21890   0.75000   0.02394
Al1o   0.00870   0.17180   0.21890   0.25000   0.02394
Si1m   0.00660   0.81770   0.22680   0.75000   0.02343
Al1m   0.00660   0.81770   0.22680   0.25000   0.02343
Si2o   0.69400   0.11230   0.33160   0.75000   0.02381
Al2o   0.69400   0.11230   0.33160   0.25000   0.02381
Si2m   0.69190   0.88050   0.34940   0.75000   0.02394
Al2m   0.69190   0.88050   0.34940   0.25000   0.02394
Oa1   0.00300   0.13740   0.99120   1.00000   0.04559
Oa2   0.60120   0.99510   0.28250   1.00000   0.03610
Obo   0.82210   0.12250   0.21140   1.00000   0.04889
Obm   0.82160   0.85480   0.23700   1.00000   0.05370
Oco   0.02260   0.29740   0.26700   1.00000   0.04129
Ocm   0.02420   0.69150   0.23760   1.00000   0.04281
Odo   0.19120   0.11750   0.39510   1.00000   0.04445
Odm   0.18820   0.87140   0.41660   1.00000   0.04686