ibaga copper ore mine

Basics of an open pit mine - Mine Engineer.Com Open pit mines can be used in coal mining, and they are used extensively in "hard rock" mining for ores such as metal ores, copper, gold, iron, aluminum, and many minerals. In a open pit coal mine, the pit bottom would be the bottom mined coal seam elevation, since it is usually feasible to extract multiple seams when surface mining . Copper Ore Price Wholesale, Copper Ore Suppliers - . About product and suppliers: Alibaba offers 3,111 copper ore price products. About 19% of these are mineral separator, 17% are mine mill, and 1% are copper powder. copper ore mining - Mine Equipments HowStuffWorks "Copper Info" Copper ore is mined both underground and on the surface.Large excavations formed by surface mining are called open-pit mines.Most of the copper ores ... The world's top 10 highest-grade copper mines | MINING. First Quantum's CLC copper deposit is exceptionally rich, and with ore reserves grading 5% copper it is believed to be the highest-grade open-pit active copper mine worldwide.    Read More