#*********************************************************************************
#
# Crystallographic Information File for VPI-8
#
# Reference :
# Freyhardt, C.C., Lobo, R.F., Khodabandeh, S., Lewis, J.E., Tsapatsis, M., Yoshikawa, M., Camblor, M.A., Pan, M., Helmkamp, M.M., Zones, S.I. and Davis, M.E.
# J. Am. Chem. Soc., 118, 7299-7310, (1996)
#
#
# CIF downloaded from the IZA-SC Database of Zeolite Structures
# Ch. Baerlocher, L.B. McCusker and D.H. Brouwer
# Database of Zeolite Structures: https://www.iza-structure.org/databases/
#
#**********************************************************************************
data_VPI-8
_chemical_name_systematic 'VPI-8'

_cell_length_a 13.045
_cell_length_b 13.045
_cell_length_c 5.034
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_formula_units_Z 1

_space_group.name_H-M_ref 'P -4'
_symmetry_space_group_name_H-M 'P -4'
_symmetry_space_group_name_Hall 'P -4'
_space_group.IT_number 81

loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_B_iso_or_equiv
_atom_site_occupancy
SI1 Si 0 0 0.5 1.03 1
SI2 Si 0.1991 0.0485 0.7568 1.03 1
SI3 Si 0.8341 0.283 0.7444 1.03 1
SI4 Si 0.6512 0.1468 0.763 1.03 1
SI5 Si 0.5182 0.12278 0.2656 1.03 1
O34 O 0.7159 0.2492 0.7089 1.97 1
O32 O 0.8867 0.2442 0.0133 1.97 1
O35 O 0.8253 0.4062 0.748 1.97 1
O24 O 0.7243 0.0464 0.7842 1.97 1
O55 O 0.5 0 0.243 1.97 1
O12 O 0.0746 0.0195 0.7489 1.97 1
O54 O 0.5575 0.1441 0.5614 1.97 1
O45 O 0.5998 0.1581 0.0521 1.97 1
O23 O 0.9048 0.234 0.5175 1.97 1
# End of data for VPI-8