Eternium Ore

Eternium Ore is mined from Fel Iron, Adamantite, and Khorium veins found in most regions of Outland. Eternium is used in the production of Felsteel.

Source
Eternium Ore is found uncommonly while mining any of the mineral deposits found in Outland:
 * Fel Iron Deposits - 1.5%
 * Nethercite Deposit - 2%
 * Adamantite and Rich Adamantite Deposits - 5-8%
 * Deposits in Mana-Tombs and Auchenai Crypts - 10-11%
 * Khorium Veins - 6-10%

Smelting (Mining)

 * Smelt Eternium - requires mining skill 350
 * 2 ore are converted into 1 Eternium Bar at a forge

Eternium Ore may not be prospected.