This article is about quest item. For reward from Cryptic Clue Fest III, see Rock fragment. Rock fragments are used to feed the ex-ex-parrot after the Rocking Out quest. They are obtained by using a chisel on the Slab located directly west of the cave horrors entrance on Mos Le'Harmless.When used on the Slab the player receives the message Something sinister happens a long way off.ock fragments are used to feed the ex-ex-parrot after the Rocking Out quest.