Adamantite ore is an item which frequently sells for a high price, due to its use in Smithing adamant bars and ingots There are many locations to mine adamantite, but the best place for members to mine adamantite is undoubtedly the Keldagrim north mine due to the fact that, as shown in the image above, it contains ten adamantite rocks in a compact area. It is also within close proximity of a bank. For free players, the best method is probably mining in the Dwarven Mine. There are three adamantite rocks there, and a bank deposit box inside the Dwarven Mine resource dungeon. An additional four adamantite rocks can be found nearby in the Mining Guild resource dungeon.