主要铁矿物的比磁化率表主要铁矿物的比磁化率如下表：主要铁矿物的比磁化率表（室温测定结果）矿物密度g/cm3比磁化率xcgs,X10-6MKS,X10-6磁铁矿5.1819305208880Magnetite（纯）(FeO )5 5.4平均965003 4（自然的）386102509655791577220058000154000(Fe69.6%, VO 0.59%)9400025(Fe68.6%,200p m)92000钛磁铁矿Titanomagnefite(Fe63.7%, TiO26.9%, V O 0.9%,1300025400m) 赤铁矿Hematite5.26105(a-Fe O )23(镜铁矿) (a-Fe O )80 6002 3（非晶质）895(a-Fe O )23钛铁矿4.7228600Ilmanite80 90(FeTiO , Fe46.4%)3褐铁矿Limonite25 32(FeO H O)4.5 5.1501958铬铁矿Chromite平均4.8平均125(FeCr O ) 黑镁锰铁矿Jacobsite4.95404(MnFe O )24锌铁尖晶石ZnFe O )24菱铁矿Siderite(FeCO )辉石3Pyroxene(FeSiO , FeO24%, Fe O1%)323Biotite(FeO19.2%, FeO7.9%)23铁橄榄石FeSiO )245.1 5.33.962.7 3.14.39692310098734058 78100