四川盆地北缘MVT型铅锌矿床中热液流体的形成与演化.docx

该【四川盆地北缘MVT型铅锌矿床中热液流体的形成与演化 】是由【wz_198613】上传分享，文档一共【2】页，该文档可以免费在线阅读，需要了解更多关于【四川盆地北缘MVT型铅锌矿床中热液流体的形成与演化 】的内容，可以使用淘豆网的站内搜索功能，选择自己适合的文档，以下文字是截取该文章内的部分文字，如需要获得完整电子版，请下载此文档到您的设备，方便您编辑和打印。四川盆地北缘MVT型铅锌矿床中热液流体的形成与演化
摘要：
四川盆地北缘是中国的一个重要的铅锌矿区，其中一大部分是MVT型铅锌矿床，研究该矿床的热液流体的形成与演化有助于深入了解该地区矿床的成因机制。本文通过分析研究四川盆地北缘铅锌矿床的地质特征，结合有关文献和研究成果，对该地区MVT型铅锌矿床的形成与演化进行了探讨。
研究表明，四川盆地北缘的MVT型铅锌矿床的形成与演化有着密切的关系，主要受到热液流体的作用影响。热液流体在岩石圈深部形成，随着地壳运动的变化，逐渐向上移动，经过长时间的作用形成了MVT型铅锌矿床。该矿床的流体渗透性较强，热液流体中含大量的铅、锌、铜等不同元素，这些元素与地质构造的作用下，通过沉淀作用形成了矿床。
在形成和演化过程中，四川盆地北缘的MVT型铅锌矿床经历了多个阶段的作用，主要包括热液流体的形成与运移、岩浆岩浆固结、矿床成矿阶段等。在这些阶段中，热液流体的作用是十分重要的，在不同的环境下，其组成和性质也存在差异，影响了矿床的形成和规模。
本文还对四川盆地北缘MVT型铅锌矿床的开采和应用进行了分析，认为其具有广泛的应用前景，但是在实际开采中，应注意保护环境、安全生产等方面的问题。
综上所述，本文通过对四川盆地北缘MVT型铅锌矿床的热液流体形成与演化的研究，深入探讨了该矿床的成因机制，对于该地区矿床的开发与利用具有重要的参考价值。
关键词：四川盆地北缘；MVT型铅锌矿床；热液流体；形成与演化；成因机制
Abstract:
The northern margin of Sichuan Basin is an important lead-zinc mining area in China, and a large part of it is MVT type lead-zinc deposits. Studying the formation and evolution of hydrothermal fluids in this deposit is helpful to understand the genetic mechanism of the deposit. In this paper, the geological characteristics of lead-zinc deposits in the northern margin of Sichuan Basin were analyzed and combined with relevant literature and research results to explore the formation and evolution of MVT type lead-zinc deposits in this region.
The study shows that the formation and evolution of MVT type lead-zinc deposits on the northern margin of the Sichuan Basin are closely related, mainly influenced by the action of hydrothermal fluids. Hydrothermal fluids are formed in the deep lithosphere and gradually move upward with the changes of crustal movement. After a long period of action, they form MVT type lead-zinc deposits. The fluid permeability of the deposit is strong, and the hydrothermal fluid contains a large amount of lead, zinc, copper and other elements. Under the action of geological structure, these elements form deposits through precipitation.
In the process of formation and evolution, MVT type lead-zinc deposits on the northern margin of the Sichuan Basin experienced multiple stages of action, mainly including the formation and migration of hydrothermal fluids, magma consolidation and deposit mineralization stage. In these stages, the action of hydrothermal fluids is very important, and its composition and properties also differ in different environments, which affects the formation and scale of deposits.
Finally, this paper also analyzes the exploitation and application of MVT type lead-zinc deposits on the northern margin of the Sichuan Basin, believing that it has broad application prospects. However, in actual exploitation, attention should be paid to environmental protection, safety production and other issues.
In summary, through the study of the formation and evolution of hydrothermal fluids in MVT type lead-zinc deposits on the northern margin of Sichuan Basin, this paper explores the genetic mechanism of the deposit in depth, which has important reference value for the development and utilization of the deposit in the region.
Key words: northern margin of Sichuan Basin; MVT type lead-zinc deposits; hydrothermal fluid; formation and evolution; genetic mechanism.