磁铁矿 Traditional form: 磁鐵礦 Pinyin (reading): cítiěkuàng Definitions: magnetite Fe3O4 Characters: 磁 - magnetic; porcelain 铁 - iron; strong, solid, firm 矿 - mine; mineral, ore Traditional characters: 磁 - magnetic; porcelain 鐵 - iron; strong, solid, firm 礦 - mine; mineral, ore