/usr/share/xcrysden/examples/CRYSTALxx_input_files/ is in xcrysden-data 1.5.60-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/xcrysden/examples/CRYSTALxx_input_files/Pt322.r1
/usr/share/xcrysden/examples/CRYSTALxx_input_files/Pt_fcc.r1
/usr/share/xcrysden/examples/CRYSTALxx_input_files/ZnS.r1
/usr/share/xcrysden/examples/CRYSTALxx_input_files/argonite.r1
/usr/share/xcrysden/examples/CRYSTALxx_input_files/calcite.r1
/usr/share/xcrysden/examples/CRYSTALxx_input_files/chabazite.r1
/usr/share/xcrysden/examples/CRYSTALxx_input_files/cluster.r1
/usr/share/xcrysden/examples/CRYSTALxx_input_files/corundum.r1
/usr/share/xcrysden/examples/CRYSTALxx_input_files/cuprite.r1
/usr/share/xcrysden/examples/CRYSTALxx_input_files/graphite.r1
/usr/share/xcrysden/examples/CRYSTALxx_input_files/mgo.r1
/usr/share/xcrysden/examples/CRYSTALxx_input_files/polymer.r1
/usr/share/xcrysden/examples/CRYSTALxx_input_files/pyrite.r1
/usr/share/xcrysden/examples/CRYSTALxx_input_files/rutile.r1
/usr/share/xcrysden/examples/CRYSTALxx_input_files/urea.r1
/usr/share/xcrysden/examples/CRYSTALxx_input_files/zro2.r1