期刊论文

The first discovery of axinite in the Furong tin deposit,southern Hunan:An important boron-bearing mineral and its implications for tin mineralization

中文

岩石学报

1000-0569

2023

39

6

1730-1742

10.18654/1000-0569/2023.06.09

42102073:国家自然科学基金 41972090:国家自然科学基金 2018YFC0603500:国家重点研发计划

本校为第一机构

世界上绝大部分锡矿床均与富F、Cl、Li、B等挥发份的高分异花岗岩有关，前人对F、Cl、Li等组份在花岗质岩浆演化及锡成矿过程中的作用已有较为深入的认识，但对挥发份B关注较少。南岭中段的芙蓉超大型锡矿床是我国重要锡矿产地，我们首次在该矿床发现了硼硅酸盐矿物中罕见的斧石，为研究挥发份B对锡成矿的作用提供了机会。通过详细的岩石学、矿物学和地球化学研究，揭示了斧石的产出特征、晶体结构和化学成分特征，进而探讨了挥发份B与该区花岗岩成岩成矿的关系。芙蓉锡矿床新发现的斧石为丁香褐色、块状构造、硬度较大，显微镜下呈无色、浅黄色等，主要为自形尖劈状的楔形、长条状等自形结构、...

Most of the Sn mineralization worldwide is commonly associated with highly-fractionated granites,especially with those granites rich in volatile components such as F,Cl,Li and B.However,previous researches paid little attention to the volatile B.The giant Furong tin dep...MORE Most of the Sn mineralization worldwide is commonly associated with highly-fractionated granites,especially with those granites rich in volatile components such as F,Cl,Li and B.However,previous researches paid little attention to the volatile B.The giant Furong tin deposit,located in the middle part of Nanling Region,is...