Usage patterns
〈場所〉に亀裂が入るfor a crack to form in a place
The earthquake put a crack in the wall.
〈事〉に亀裂が生じるfor a rift to develop in (a relationship, organization, etc.)
That incident caused a rift in their relationship.
亀裂が広がるfor a crack or rift to widen
The crack in the bridge is widening year by year.
亀裂を修復するto repair a crack or mend a rift
The two talked it out and mended the rift in their relationship.