南岭东段区域成矿规律与成矿预测
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本文为中国地质调查局地质调查项目(编号 DD20221695,DD20190379,DD20160346)和科技基础资源调查专项课题(编号 2022FY101702)资助成果。


Regional metallogenic regularity and metallogenic prediction in the eastern Nanling
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    摘要:

    南岭东段是我国有色、稀有、稀土、放射性矿产资源最富集的地区之一,尤其是石英脉型黑钨矿、热液成因铀矿和离子吸附型稀土矿,都与燕山期尤其是燕山早期的黑云母花岗岩类具有密切的成因联系。本文在前人研究的基础上,概述了南岭东段地层、构造和岩浆岩对矿产产出和分布的控制特点和规律,总结了南岭东段矿床类型、时空分布规律等基本特征,分析了南岭东段重要矿产的找矿前景和方向。强调南岭东段以广泛出露前寒武纪地层为特点,构造复杂,线性构造与环形构造均不同程度控矿,岩浆活动频繁,尤以花岗岩类最为发育,不同控矿因素制约不同矿种的发育。南岭东段矿产丰富,已发现58种矿产、543处小型以上规模矿产地,18种矿床类型,燕山期尤其是燕山早期成矿大爆发,内生矿床多围绕中酸性岩体分布,外生矿产则散布各地而以交通位置便利处工作程度较高。提出万洋山- 诸广山钨锡萤石水热资源找矿远景区、崇余犹- 三南钨锡稀土铅锌找矿远景区、兴国- 于都- 赣县钨锡稀土稀有铅锌银金萤石远景区等重要找矿远景区;指出继续加强热液成因铀矿、石英脉型黑钨矿及共伴生锡矿、离子吸附型稀土矿以及萤石、高岭土、地热等矿产的寻找和研究,加强深部和外围找矿,对于南岭东段的地质找矿与矿业可持续高质量发展具有重要意义。

    Abstract:

    The eastern Nanling is one of the richest areas for nonferrous, rare earth, rare and radioactive mineral resources in China, especially quartz vein wolfotite, hydrothermal uranium and ion- adsorption rare earth, which are closely related to biotite granites in the Yanshanian period, especially in early the Yanshanian period. On the basis of previous studies, this paper summarizes the controlling characteristics and role of stratigraphy, tectonics and magmatic rocks on the occurrence and distribution of mineral resources in the eastern Nanling, summarizes the basic characteristics of deposit types and spatial and temporal distribution, and analyzes the prospecting direction of important minerals in the eastern Nanling. It is emphasized that the eastern Nanling is characterized by extensive exposure of Precambrian strata, complex structure, linear structure and ring structure controlling the ore to varying degrees, frequent magmatic activities, especially granitoids. Different ore- controlling factors restrict the development of different mineral species. The eastern Nanling is rich in minerals, with 543 mineral deposits of 58 types of minerals and 18 types of ore deposits. During the Yanshanian period, especially in its early stages, the endogenic ore deposits were mostly distributed around the middle- acidic rock mass, while the exogenic minerals were scattered all over the region and sited in the convenient transportation location. The metallogenic prospecting areas are proposed for W, Sn, fluorite and hydrothermal resources in Wanyangshan- Zhuguangshan, W, Sn, rare earth, Pb and Zn resources in Chongyuyou- Sannan, and W, Sn, rare earth, rare, Pb, Zn, Ag, Au and fluorite resources in Xingguo- Yudu- Ganxian. It is pointed out that it is of great significance to strengthen the search of, and research on hydrothermal uranium ore, quartz vein wolframite and co- associated tin deposits, ion- adsorption rare earth deposits, fluorite, kaoline, geothermal and other minerals, and to strengthen the deep and peripheral prospecting, for the geological prospecting and the sustainable and high- quality development of mining industry in the eastern Nanling.

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王岩,王登红,秦锦华,黄凡,郭娜欣,赵晨辉.2023.南岭东段区域成矿规律与成矿预测[J].地质学报,97(4):1315-1328.
Wang Yan, Wang Denghong, Qin Jinhua, Huang Fan, Guo Naxin, Zhao Chenhui.2023. Regional metallogenic regularity and metallogenic prediction in the eastern Nanling[J]. Acta Geologica Sinica,97(4):1315-1328.

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  • 收稿日期:2022-02-16
  • 最后修改日期:2022-05-30
  • 录用日期:2022-06-01
  • 在线发布日期: 2023-04-23
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