data_global
_chemical_name_mineral 'Fogoite-(Y)'
loop_
_publ_author_name
'Camara F'
'Sokolova E'
'Abdu Y A'
'Hawthorne F C'
'Charrier T'
'Dorcet V'
'Carpentier J F'
_journal_name_full 'Mineralogical Magazine'
_journal_volume 81 
_journal_year 2017
_journal_page_first 369
_journal_page_last 381
_publ_section_title
;
 Fogoite-(Y), Na3Ca2Y2Ti(Si2O7)2OF3, a group I TS-block mineral from the Lagoa do Fogo,
 the Fogo volcano, Sao Miguel Island, the Azores: Description and crystal structure
;
_database_code_amcsd 0020951
_chemical_compound_source 'Fogo volcano, Sao Miguel Island, the Azores'
_chemical_formula_sum 'Y1.21 La.01 Ce.03 Nd.03 Sm.02 Gd.08 Dy.08 Er.05 Yb.04 Lu.01 Mn.31 Zr.11 Na2.83 Fe.07 Ca2.01 Ti.76 Nb.23 Ta.01 Si4 O15.12 F2.88'
_cell_length_a 9.575
_cell_length_b 5.685
_cell_length_c 7.279
_cell_angle_alpha 89.985
_cell_angle_beta 100.933
_cell_angle_gamma 101.300
_cell_volume 381.211
_exptl_crystal_density_diffrn      3.521
_symmetry_space_group_name_H-M 'P -1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '-x,-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
YMH   0.63631   0.22040   0.90986   0.60500   0.00780
LaMH   0.63631   0.22040   0.90986   0.00500   0.00780
CeMH   0.63631   0.22040   0.90986   0.01500   0.00780
NdMH   0.63631   0.22040   0.90986   0.01500   0.00780
SmMH   0.63631   0.22040   0.90986   0.01000   0.00780
GdMH   0.63631   0.22040   0.90986   0.04000   0.00780
DyMH   0.63631   0.22040   0.90986   0.04000   0.00780
ErMH   0.63631   0.22040   0.90986   0.02500   0.00780
YbMH   0.63631   0.22040   0.90986   0.02000   0.00780
LuMH   0.63631   0.22040   0.90986   0.00500   0.00780
MnMH   0.63631   0.22040   0.90986   0.08000   0.00780
ZrMH   0.63631   0.22040   0.90986   0.05500   0.00780
NaMH   0.63631   0.22040   0.90986   0.04500   0.00780
FeMH   0.63631   0.22040   0.90986   0.03500   0.00780
CaMH   0.63631   0.22040   0.90986   0.00500   0.00780
CaAP   0.63726   0.22484   0.41070   1.00000   0.01590
TiMO1   0.01170   0.02210  -0.00370   0.38000   0.00360
NbMO1   0.01170   0.02210  -0.00370   0.11500   0.00360
TaMO1   0.01170   0.02210  -0.00370   0.00500   0.00360
NaMO2   0.00000   0.00000   0.50000   0.96000   0.00900
NaMO3   0.99700   0.49783   0.24679   0.89000   0.01330
MnMO3   0.99700   0.49783   0.24679   0.07500   0.01330
Si1   0.71363   0.74517   0.65351   1.00000   0.00710
Si2   0.72015   0.74442   0.21150   1.00000   0.00750
O1   0.74460   0.77080   0.43930   1.00000   0.02060
O2   0.61380   0.93850   0.67690   1.00000   0.01410
O3   0.61310   0.92480   0.13240   1.00000   0.01510
O4   0.63740   0.46970   0.67560   1.00000   0.01770
O5   0.65520   0.46860   0.14880   1.00000   0.01830
O6   0.87460   0.81110   0.78260   1.00000   0.01440
O7   0.88240   0.82850   0.17030   1.00000   0.01420
OXOM   0.87870   0.24980   0.96730   0.56000   0.01630
FXOM   0.87870   0.24980   0.96730   0.44000   0.01630
FXOA   0.88060   0.29880   0.47210   1.00000   0.02210