秦兵;李俊霞;

• 1:中国地质大学地球科学学院
• 2:重庆市地质矿产勘查开发局川东南地质大队
• 3:中国地质大学环境学院

摘要(Abstract)：

为查明控制大同盆地高氟地下水形成的主要地球化学过程,对大同盆地地下水高氟区31个水样进行了水化学特征及因子分析研究。结果表明,研究区浅层和深层地下水中均检测出氟,且氟含量高,最大ρ(F)达10.37mg/L。该区高氟地下水以Na-HCO3型水为主,具有典型的富Na特征。PHREEQC饱和指数计算结果表明,地下水中萤石为不饱和状态,地下水中ρ(F)主要受到萤石溶解影响。因子分析研究表明,水-岩相互作用、碳酸盐矿物溶解沉淀及Na-Ca离子交换作用是控制大同盆地地下水氟富集的主要水化学过程。

关键词(KeyWords)： 氟;地下水;因子分析;水文地球化学过程;大同盆地

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 秦兵;李俊霞;

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