Other mineral resources that exist in significant quantities in the region include coal, copper, gold, iron, limestone (which is used to produce cement), marble, and zinc. The world's largest deposit of rock sulfur is located just southwest of Erbil., Kurdistan Development Corporation.
Other mineral resources that exist in significant quantities in the region include coal, copper, gold, iron, limestone (which is used to produce cement), marble, and zinc. The world's largest deposit of rock sulfur is located just southwest of Erbil, Kurdistan Deve.lopment Corporation.