No. For chocolate. Seriously.
Oil
By far the most important mineral in Côte d'Ivoire was petroleum. Petroleum was first discovered in the early 1970s on the continental shelf off the coast of Jacqueville, west of Abidjan. A short time later, a second field was discovered off Grand-Bassam, east of Abidjan. The discovery and development of the two fields coincided with the collapse of world cocoa and coffee prices in the late 1970s and was seen by many as the means by which the country could continue moving toward prosperity...
http://countrystudies.us/ivory-coast/54.htm