/usr/share/avogadro/crystals/zeolites/UEI.cif is in avogadro-data 1.2.0-3.
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#**************************************************************************
#
# CIF taken from the IZA-SC Database of Zeolite Structures
# Ch. Baerlocher and L.B. McCusker
# Database of Zeolite Structures: http://www.iza-structure.org/databases/
#
# All data on this site have been placed in the public domain.
# If you use this work in a scientific publication, you are obligated to
# cite its origin.
#
# The atom coordinates and the cell parameters were optimized with DLS76
# assuming a pure SiO2 composition.
#
#**************************************************************************
_cell_length_a 19.4600(0)
_cell_length_b 9.3510(0)
_cell_length_c 15.1070(0)
_cell_angle_alpha 90.0000(0)
_cell_angle_beta 90.0000(0)
_cell_angle_gamma 90.0000(0)
_symmetry_space_group_name_H-M 'F m m 2'
_symmetry_Int_Tables_number 42
_symmetry_cell_setting orthorhombic
loop_
_symmetry_equiv_pos_as_xyz
'+x,+y,+z'
'+x,1/2+y,1/2+z'
'1/2+x,1/2+y,+z'
'1/2+x,+y,1/2+z'
'-x,+y,+z'
'-x,1/2+y,1/2+z'
'1/2-x,1/2+y,+z'
'1/2-x,+y,1/2+z'
'+x,-y,+z'
'+x,1/2-y,1/2+z'
'1/2+x,1/2-y,+z'
'1/2+x,-y,1/2+z'
'-x,-y,+z'
'-x,1/2-y,1/2+z'
'1/2-x,1/2-y,+z'
'1/2-x,-y,1/2+z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
O1 O 0.7500 0.7500 0.1040
O2 O 0.6642 0.7164 0.2384
O3 O 0.6161 0.7933 0.9045
O4 O 0.6160 0.7702 0.5752
O5 O 0.7500 0.7500 0.8751
O6 O 0.6963 0.0000 0.8430
O7 O 0.5000 0.8025 0.9956
O8 O 0.6867 0.0000 0.6268
O9 O 0.5963 0.0000 0.0233
T1 Si 0.6793 0.8275 0.6360
T2 Si 0.6807 0.6706 0.3401
T3 Si 0.5822 0.8327 0.0000
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