我國鐵礦石自然類型復(fù)雜,有磁鐵礦石、釩鈦磁鐵礦石、赤鐵礦石、菱鐵礦石、褐鐵礦石、鏡鐵礦石及混合礦石(2種或2種以上類型礦石混雜一起的)。在鐵礦石保有儲量中,以磁鐵礦石為最多(占55.5%),是目前開采的主要礦石類型;釩鈦磁鐵礦石(占14.4%),成分復(fù)雜,但選冶技術(shù)已基本解決,也是目前開采的主要礦石類型;赤鐵礦石(占18%)、菱鐵礦石(占3.4%)、褐鐵礦石(占2.3%)、鏡鐵礦石(占1.1%)、混合礦石(占5.3%)等5種類型礦石,因選別性能差,其貧礦多數(shù)尚未利用。
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