data_global
_chemical_name_mineral 'Malayaite'
loop_
_publ_author_name
'Zhang M'
'Meyer H W'
'Groat L A'
'Bismayer U'
'Salje E K H'
'Adiwidjaja G'
_journal_name_full 'Physics and Chemistry of Minerals'
_journal_volume 26 
_journal_year 1999
_journal_page_first 546
_journal_page_last 553
_publ_section_title
;
 An infrared spectroscopic and single-crystal X-ray study
 of malayaite, CaSnSiO5
 Sample: T = 300 K
;
_database_code_amcsd 0008233
_chemical_formula_sum 'Ca Sn Si O5'
_cell_length_a 7.156
_cell_length_b 8.875
_cell_length_c 6.660
_cell_angle_alpha 90
_cell_angle_beta 113.38
_cell_angle_gamma 90
_cell_volume 388.244
_exptl_crystal_density_diffrn      4.566
_symmetry_space_group_name_H-M 'A 1 2/a 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,1/2+y,1/2+z'
  '1/2+x,-y,z'
  '1/2+x,1/2-y,1/2+z'
  '1/2-x,y,-z'
  '1/2-x,1/2+y,1/2-z'
  '-x,-y,-z'
  '-x,1/2-y,1/2-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
Ca   0.25000   0.66268   0.50000   0.01840
Sn   0.50000   0.50000   0.00000   0.00420
Si   0.75000   0.68190   0.50000   0.00500
O1   0.75000   0.58690   0.00000   0.00780
O2   0.91320   0.56780   0.67510   0.00780
O3   0.37180   0.71225   0.88100   0.00680
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
Ca 0.03403 0.00510 0.00686 0.00000 -0.00125 0.00000
Sn 0.00365 0.00495 0.00348 0.00000 0.00126 0.00000
Si 0.00534 0.00498 0.00394 0.00000 0.00156 0.00000
O1 0.00424 0.00614 0.01369 0.00000 0.00539 0.00000
O2 0.00825 0.00862 0.00500 0.00237 0.00148 0.00147
O3 0.00855 0.00650 0.00740 0.00260 0.00454 0.00063