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作 者:高莲凤 田释梦 张振国 张平 马瑞雪 邢佳琪 张忠鑫 Gao Lianfeng;Tian Shimeng;Zhang Zhenguo;Zhang Ping;Ma Ruixue;Xing Jiaqi;Zhang Zhongxin(College of Mining,Liaoning Technical University,Fuxin 123000,Liaoning,China;Key Laboratory of Green Development of Mineral Resources,Liaoning Province,Fuxin 123000,Liaoning,China)
机构地区:[1]辽宁工程技术大学矿业学院,辽宁阜新123000 [2]辽宁省矿产资源绿色开发重点实验室,辽宁阜新123000
出 处:《吉林大学学报(地球科学版)》2024年第5期1544-1557,共14页Journal of Jilin University:Earth Science Edition
基 金:国家自然科学基金项目(41972004);辽宁工程技术大学学科创新团队资助项目(LNTU20TD-14)。
摘 要:伴随我国工业化进程,金属钼的需求量不断增加,开采规模不断扩大,钼尾矿堆存量也快速增长。其除占用大量土地资源外,也不同程度存在环境污染风险,另外易存在溃坝、泥石流等矿山地质灾害隐患。但从另一方面看,钼尾矿还是一种富含有价矿物的宝贵资源,有着非常广阔的综合利用前景。本文分析了钼矿资源分布现状及钼尾矿组分特征,阐述了开展钼尾矿资源综合利用的必要性和可行性,介绍了钼尾矿中长石、方解石、钼、钨、铁等有价矿物的回收现状,评述了钼尾矿在建筑行业、农业、矿山充填等方面的综合利用现状。回收有价金属很难解决钼尾矿大量堆存的问题,而建筑材料制备、尾矿充填等均能大规模消纳尾矿,但制备建筑材料需考虑尾矿组分的强度、耐磨、耐久等各项性能指标,另外应用于农业上时还需考虑重金属污染等问题。As China’s industrialization advances,the demand for molybdenum continues to grow,leading to an expansion in mining and a corresponding increase in molybdenum tailings.These tailings not only occupy significant land but also pose environmental risks,such as pollution and geological hazards like dam breaks and debris flows.Despite these challenges,molybdenum tailings remains a valuable resource,rich in minerals with promising potential for comprehensive utilization.This paper analyzes the distribution of molybdenum ore resources and the composition characteristics of molybdenum tailings,highlighting the necessity and feasibility of their comprehensive use.It introduces the recovery of valuable minerals,including feldspar,calcite,molybdenum,tungsten,and iron from molybdenum tailings,and reviews their applications in construction,agriculture,mine filling and other aspects.While recoverying valuable metals does not fully address the surplus of molybdenum tailings,large-scale applications in building materials and tailings filling are possible.However,the effectiveness of these materials depends on performance metrics such as strength,wear resistance,and durability,while agricultural applications must also mitigate heavy metal pollution.
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