A green ray springs from your finger to a visible target within range. The target can be a creature, an object, or a creation of magical force (i.e. wall of force). A creature targeted by this spell must make a Dex saving throw. If failed, the target takes 10d6 + 40 force dmg. The target is disintegrated the target reaches 0 HP.
A disintegrated creature and everything it is carrying, except magic items, are reduced to a pile of dust. The creature can be restored to life only by a true resurrection
or wish spell
This spell automatically disintegrates a Large or smaller nonmagical object or a creation of magical force. If the target is a Huge or larger object, this spell disintegrates a 10-foot-cube portion of it. Magic items are unaffected.
When you cast this spell using a spell slot of 7th level or higher, the damage increases by 3d6 for each slot level above 6th.
a lodestone and a pinch of dust