Angel, Dust (Deva)

The act of casting Angel, Dust adds a 4d4 ( temporary ) radiant damage type to melee weapons for a time.  The spell can be up-cast at level 3 or grater adds 2d4 radiant damage to the base 4d4 radiant damage.  However if used on non-enchanted weapons it will begin to effect the weapons durability simmular to rust.