The investment seeks to replicate the MSCI ACWI Select Metals & Mining Producers Ex Gold & Silver Investable Market Index. The fund generally invests at least 80% of its assets in securities of the underlying index or in depositary receipts representing securities in the index. The underlying index has been developed by MSCI Inc. to measure the combined performance of equity securities of companies primarily involved in the extraction or production of diversified metals, the production of aluminum or steel, and in the mining of precious metals and minerals (excluding gold and silver) in both developed and emerging markets. The fund is non-diversified.