The Jatizso Dungeon contains a mine with many ores such as tin, iron, mithril and adamant. There are also some high level trolls for you to dodge if you choose to mine here. The trolls have some excellent drops, and the area is single combat so the trolls cannot gang up on you.
Ice Troll Runt (Level 72) Ice Troll Female (Level 82) Ice Troll Male (Level 82)