The Dwarevn mine Reward dungeon requires level 15 Dungeoneering to access and is home to 13 Coal, 3 Silver and 6 Mithril rocks. The dungeon is relatively small and has a Bank deposit box near the entrance, making a great place to mine and bank your ores efficiently. The entrance to the dungeon is right near the Iron rocks in the Dwarven Mines. The dungeon is used by a great amount of players for training Mining, with the Coal rocks being inside of the dungeon, and the Iron rocks being just outside of the dungeon.