Onyx Gemstone

Onyx Gemstones are one of the rewards for defeating a dungeon in Guild Wars Eye of the North, and can be sold and bought at a rare material trader when they are in stock. They are one of the required materials needed to craft Destroyer Weapons, which are crafted by Balthor Coalforge in the Slavers' Exile dungeon.

Acquisition

 * Core
 * Possible drop from the Chest of Woe
 * Purchased from rare material traders
 * Eye of the North
 * Possible drop from Dungeon Chests
 * In the Service of Revenge quest

Crafting

 * Weapons
 * Destroyer Axe
 * Destroyer Daggers
 * Destroyer Flatbow
 * Destroyer Focus
 * Destroyer Hornbow
 * Destroyer Longbow
 * Destroyer Maul
 * Destroyer Recurve Bow
 * Destroyer Scepter
 * Destroyer Scythe
 * Destroyer Shield
 * Destroyer Shortbow
 * Destroyer Spear
 * Destroyer Staff
 * Destroyer Sword

Trivia

 * Onyx is a form of quartz with a texture of tiny crystals. The name comes from the Greek and means "claw" or "fingernail".
 * The art for Onyx Gemstones was previously used as the icon for the Obsidian Shard prior to the June 29, 2005 update.
 * Prior to the August 23, 2007 update, Onyx Gemstones had no use, no drop locations and no storage slot, but could still occasionally be obtained from the rare materials trader.