A clump of small stones with poison cores. Throw together at enemies to cause buildup of poison. Miners employ these stones as tools for pest extermination, but have long forgotten how to craft them.

Can be purchased from Nomadic Merchant Caelid Highway North for 250 Runes, located northeast of Aeonia Swamp ShoreGrace Site of Grace. Can be purchased from Twin Maiden Husks for 250 Runes after turning in Nomadic Merchant's Bell Bearing (9). In the Subterranean Shunning-GroundsDungeon very deep inside in a large cylinder-shaped room with stairs around it, fall down to the lower stair, at the corner you will find x5 Poisoned Stone Clump on a dead body on a corner. They drop from the Miners in the Sealed TunnelGrace wearing backpacks filled with green rocks. Can be purchased from Thiollier for 250 Runes. You can hold up to 20 Poisoned Stone Clumps. You can store up to 600 Poisoned Stone Clumps. Sell Value: 50 Runes