NEW YORK ( TheStreet) -- The S&P 500 has gained 2.9% so far in October, while the SPDR S&P Metals and Mining ETF ( XME) surged 6.0%, outperforming the broader markets. Metals and mining stocks will likely provide attractive returns to investors, given the current positive momentum in the equity markets.

The following 10 metals and mining stocks are trading at deep discounts in comparison to the broader equity markets and peer stocks, offering bargain opportunities to investors. The stocks are ordered from cheap to cheapest.

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