Located in the Norrath's Keepers camp of the Lavastorm Mountains (click for map image).
Ethereal Sky Stone 65 70 L N Aug 4, 8 001.00 Chaotic Strike III 0 Stun DD 1/70 All 550 Faerie Hex Stone 70 0 L N Aug 4, 8 001.00 Chaotic Strike IV 0 Stun DD 1/70 All 575 Ethereal Sky Stone 63 70 L N Aug 4, 8 001.00 Chaotic Strike III 65 Stun DD 1/70 All 550 Darkened Hex Stone 70 0 L N Aug 4, 8 001.00 Chaotic Strike IV 0 Stun DD 1/70 All 575 Tainted Pearl 65 70 L N Aug 4, 8 001.00 Chaotic Strike III 0 Stun DD 1/70 All 550