/usr/share/icons/mate/scalable/emblems/ is in mate-icon-theme 1.20.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/icons/mate/scalable/emblems/emblem-default-symbolic.svg
/usr/share/icons/mate/scalable/emblems/emblem-documents-symbolic.svg
/usr/share/icons/mate/scalable/emblems/emblem-favorite-symbolic.svg
/usr/share/icons/mate/scalable/emblems/emblem-important-symbolic.svg
/usr/share/icons/mate/scalable/emblems/emblem-music-symbolic.svg
/usr/share/icons/mate/scalable/emblems/emblem-ok-symbolic.svg
/usr/share/icons/mate/scalable/emblems/emblem-photos-symbolic.svg
/usr/share/icons/mate/scalable/emblems/emblem-shared-symbolic.svg
/usr/share/icons/mate/scalable/emblems/emblem-synchronizing-symbolic.svg
/usr/share/icons/mate/scalable/emblems/emblem-system-symbolic.svg
/usr/share/icons/mate/scalable/emblems/emblem-videos-symbolic.svg