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Metal Electrodes 7 Piece Set, Aluminium, Copper, Zinc, Nickel, Tin, Iron & Carbon - Eisco Labs: Amazon.com: Industrial & Scientific
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Mineral chalcopyrite (copper pyrite) isolated on white background. Copper pyrite is a copper iron sulfide mineral consisting of iron, copper, and sulfur. Chalcopyrite is an important ore of copper. Stock Photo
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Innovative methodology for separating copper and iron from Fe-Cu alloy residues by selective oxidation smelting - ScienceDirect
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