铁矿石中赤褐铁含量的测定研究  

Content Determination Research of Hematite-Limonite in Iron Ore

作　　者：朱立杰 ZHU Lijie(Sijiaying North Branch,Hebei Iron and Steel Group Mining Company)

机构地区：[1]河钢矿业司家营北区分公司

出　　处：《现代矿业》2022年第1期169-172,共4页Modern Mining

摘　　要：为提高赤褐铁含量测定的准确性,司家营铁矿以铁矿石化学物相分析为基础方法,根据矿石性质与矿物组合特征开展试验,分析讨论了非磁性矿物的提取、赤褐铁的分离及含量测定过程中的试验条件及影响因素,确定了较为理想的浸取条件,实际应用效果较好,对同类矿山具有借鉴意义。In order to improve the determination accuracy of the hematite and limonite content,based on the chemical phase analysis of iron ore in Sijiaying Iron Mine,the experiment was carried out according to the ore properties and mineral combination characteristics.The experimental conditions and influencing fac⁃tors in the extraction of non-magnetic minerals,the separation of hematite and limonite and the content de⁃termination process were analyzed and discussed,and the ideal leaching conditions were determined.The practical application effect is good,which has significance reference for similar mines.

关 键 词：铁矿石 赤褐铁 化学物相分析 非磁性矿物 

分 类 号：TD951[矿业工程—选矿]