淮南煤田潘三矿煤中钡、锰、镍的含量及其赋存状态Content of Barium,Manganese and Nickel in Coal and Their Hosting State in Panji No.3 Coalmine,Huainan Coalfield
汪文军,陈冰宇,丁典识,彭书传,刘桂建
摘要(Abstract):
采用电感耦合等离子体原子发射光谱仪(ICP-AES)和逐级化学提取法对淮南煤田潘三矿某钻孔煤中Ba、Mn和Ni的含量及其赋存状态进行了研究。结果表明:潘三矿煤样中Ba含量较其他地区煤明显偏高,Mn含量较其他地区明显偏低,而Ni元素含量则相差不大;Ba主要以离子交换态存在,也较少以有机结合态、碳酸盐结合态和硅酸盐结合态形式赋存;Mn主要以离子交换态或碳酸盐结合态存在;Ni主要以有机结合态的形式存在,也存在碳酸盐结合态、硫化物结合态和硅酸盐结合态的Ni。
关键词(KeyWords): 煤;微量元素;含量;赋存状态
基金项目(Foundation): 国家基础研究项目(2014CB238903);; 国家自然科学基金(41402133)联合资助
作者(Author): 汪文军,陈冰宇,丁典识,彭书传,刘桂建
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