Colombia shares strong export markets with its Latin American counterparts. Being one of the largest producers of emeralds in the world, Colombia provides a good market for investors who are involved in international gem and jewelry industry. Colombia Trade: Exports and Imports. Colombiaâs primary export commodities include petroleum, coffee, coal, nickel, emeralds, bananas and apparel. The following chart shows Colombiaâs exports from 2008 to 2009. All data are in USD billion.