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types of iron ore rock in chile

Banded Iron Formation Most of the world’s major iron deposits are of the banded iron formation type and most of these formed during the initial oxygenation of Earth’s atmosphere between 2400 and 1800 Ma At that time iron that was present in dissolved form in the ocean as Fe2 became oxidized to its insoluble form Fe3 and ...We are a professional mining machinery manufacturer, the main equipment including: jaw crusher, cone crusher and other sandstone equipment;Ball mill, flotation machine, concentrator and other beneficiation equipment; Powder Grinding Plant, rotary dryer, briquette machine, mining, metallurgy and other related equipment. which can crush all kinds of metal and non-metallic ore, also can be dry grinding and wet grinding.If you are interested in our products or want to visit the nearby production site, you can click the button below to consult us.Welcome to our factory to test machine for free!

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    Types of iron ore The major rock types mined for the production of metallic iron are massive hematite pisolitic goethitelimonite which provide a highgrade ore and banded metasedimentary ironstone magnetiterich metasomatite to a much lesser degree rocks rich in siderite rocks rich in chamosite which provide a lowgrade ore

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    Sep 01 2015 · Banded Iron Formation Most of the world’s major iron deposits are of the banded iron formation type and most of these formed during the initial oxygenation of Earth’s atmosphere between 2400 and 1800 Ma At that time iron that was present in dissolved form in the ocean as Fe2 became oxidized to its insoluble form Fe3 and

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  • Copper Mining and Extraction Sulfide Ores
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    An ore is a rock or mineral that has enough metal in it to make it worth extracting Mining copper About 200 years ago the UK was an important world source of copper and tin and there were mines in Cornwall and Devon These mines have now closed and today the biggest copper mines are in Chile Escondida mine and Indonesia Grasberg mine

    Get Price
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