data_global
_chemical_name_mineral 'Yugawaralite'
loop_
_publ_author_name
'Artioli G'
'Stahl K'
'Cruciani G'
'Gualtieri A'
'Hanson J C'
_journal_name_full 'American Mineralogist'
_journal_volume 86 
_journal_year 2001
_journal_page_first 185
_journal_page_last 192
_publ_section_title
;
 In situ dehydration of yugawaralite
 Sample: at T = 581 K
;
_database_code_amcsd 0002629
_chemical_formula_sum 'Si6 Al2 O19.07 Ca'
_cell_length_a 6.7836
_cell_length_b 13.9842
_cell_length_c 10.0736
_cell_angle_alpha 90
_cell_angle_beta 111.443
_cell_angle_gamma 90
_cell_volume 889.468
_exptl_crystal_density_diffrn      2.120
_symmetry_space_group_name_H-M 'P 1 c 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,-y,1/2+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
Si1   0.33700   0.15030   0.98600   1.00000   0.01680
Si2   0.70700   0.03240   0.19400   1.00000   0.01680
Si3   0.40500   0.12670   0.69400   1.00000   0.01680
Si4   0.02100   0.47170   0.46200   1.00000   0.01680
Si5   0.35700   0.36930   0.96500   1.00000   0.01680
Si6   0.73000   0.50560   0.64500   1.00000   0.01680
Al1   0.00000  -0.00220   0.00000   1.00000   0.01680
Al2   0.38500   0.35480   0.65200   1.00000   0.01680
O1   0.11200   0.10100   0.96500   1.00000   0.02700
O2   0.83500   0.03400   0.08700   1.00000   0.02700
O3   0.17200   0.09200   0.59300   1.00000   0.02700
O4   0.53100   0.11400   0.12600   1.00000   0.02700
O5   0.41400   0.13200   0.85500   1.00000   0.02700
O6   0.61100   0.07430   0.68300   1.00000   0.02700
O7   0.87400   0.06700   0.34600   1.00000   0.02700
O8   0.33000   0.26320   0.01900   1.00000   0.02700
O9   0.42500   0.23330   0.64000   1.00000   0.02700
O10   0.17500   0.43700   0.98300   1.00000   0.02700
O11   0.84500   0.49200   0.53200   1.00000   0.02700
O12   0.15700   0.37410   0.50400   1.00000   0.02700
O13   0.56700   0.40500   0.09300   1.00000   0.02700
O14   0.36400   0.39100   0.81100   1.00000   0.02700
O15   0.61100   0.40500   0.63900   1.00000   0.02700
O16   0.90200   0.45600   0.29300   1.00000   0.02700
Ca   0.03400   0.22240   0.43400   1.00000   0.03300
OW1   0.06000   0.24200   0.20200   1.00000   0.12800
OW2   0.81400   0.23500   0.55700   1.00000   0.12800
OW3   0.67400   0.26400   0.37400   0.53000   0.12800
OW4a   0.33000   0.10000   0.27000   0.31000   0.12800
OW5   0.87000   0.22000   0.99000   0.23000   0.12800