Brought to you by Robert Šajn and Jasminka Alijagić from the Geological Survey of Slovenia  What are Secondary Raw Materials? Secondary raw materials (2RMs) are recycled materials that can be used in manufacturing processes instead of or alongside virgin raw materials. In mining and metallurgy, they typically include waste materials (e.g., mine tailings), side streams … Continue reading Mining Waste, Slags, Ashes, and Red Mud Deposits in the West Balkan Area