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热液成矿作用过程中的硼同位素示踪
BORON ISOTOPE TRACER OF HYDROTHERMAL ORE-FORMING PROCESSES
【摘要】 对产于块状硫化物矿床中的富硼矿物——电气石的硼同位素研究表明,δ11B值变化范围十分大(δ11B=-27~+18‰);认为硼同位素它是研究热液成矿作用过程,示踪成矿物质来源和成矿环境的强有力地球化学工具,应用前景十分广阔。
【Abstract】 Boron is a highly soluble element with very active geochemical characteristics. Boron has two stable isotopes of 10B and 11B. The boron isotope study of tourmalie from massive sulfide deposits reveals large δ11B variations of - 27 to + 18‰. Our research suggests that the boron isotope composition can be used as a powerful geochemical tool in the study of hydrothermal ore-forming processes, and to trace the source of ore-forming materials and reconstruct the ore-forming environments.
【关键词】 硼同位素;
热液成矿作用;
块状硫化物矿床;
【Key words】 Boron isotopes; hydrothermal ore-forming processes; massive sulfide deposits;
【Key words】 Boron isotopes; hydrothermal ore-forming processes; massive sulfide deposits;
- 【文献出处】 中国科学基金 ,Bulletin of National Science Foundation of China , 编辑部邮箱 ,2000年04期
- 【分类号】P595
- 【被引频次】5
- 【下载频次】405