• Taconite - Wikipedia

    The iron content of taconite, ... much of the high-grade iron ore in the United States had been exhausted. ... (Fe 3 O 4) to hematite (Fe 2 O 3 ...

  • PLATTS IODEX

    is based on a standard specification of iron ore fines with an iron (Fe) content of 62%. ... 62% Fe and 63.5/63% Fe, high-grade 65% Fe and a low-grade 58%

  • 2012 Minerals Yearbook - USGS

    2012 Minerals Yearbook ... United States, low-grade iron ore is concentrated to reach, on average, the 62% or greater iron (Fe) content benchmark

  • Minerals | Iron Ore

    Elemental iron (Fe) is ranked fourth in ... phosphorus and sulfur removed and with a reduction in the carbon content. ... High-grade ore. Currently most of the iron ...

  • Iron Ore PRODUCT GUIDE - the ICE

    Iron Ore PRODUCT GUIDE. ... 63.5/63% Fe grades, high-grade 65% and a low-grade 58% Fe grade, as well as a daily 1% per Fe content differential for iron ore

  • Australia’s Iron Ore Product Quality

    Australia’s iron ore ... remain a major producer of high grade ... blended with the premium Brockman ores to manage iron, phosphate, silica and alumina content so ...

  • Iron ore - Wikipedia

    Some magnetite skarn and hydrothermal deposits have been worked in the past as high-grade iron ore ... grades 57% Fe, ... ore often has a high phosphorus content ...