<![CDATA[EC21 Product Catalogs - copper minerals]]> <![CDATA[Copper Concentrate (Cu Conc), High-Grade Copper Ore Specify Typical Range:28-45% Cu]]> <![CDATA[Copper Concentrate 42% Up]]> <![CDATA[Copper Concentrate]]> <![CDATA[Copper Ore]]> <![CDATA[Copper Ore Concentrate]]> <![CDATA[Copper Ore for Sale]]> <![CDATA[Copper Ore 35%]]> <![CDATA[Copper Concentrate]]>