If a mob spawner is destroyed by anything but a /setblock destroy, /fill destroy, or being destroyed by the player. The particles stay behind as if the spawner was still there but it is not functional.
If a mob spawner is destroyed by anything but a /setblock destroy, /fill destroy, or being destroyed by the player. The particles stay behind as if the spawner was still there but it is not functional.
Dupe of MC-46094