Mining. The main mining centres are at Ouenza andDjebel Onknear the eastern border with Tunisia and atEl-Abedin the west. Extensive deposits of high-grade iron ore are worked at Ouenza, and major deposits of medium-grade ore exist atGara Djebiletnear Tindouf. Nearly all the high-grade iron ore from the open-cut works at Ouenza is used to supply the domestic steel industry.
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