boudinage structure

简明释义

1. 香肠构造; 2. 香肠型构造;

英英释义

例句

1.The boudinage structure 绳索状构造 observed in the granite indicates a complex history of stress and strain.

在花岗岩中观察到的绳索状构造表明了复杂的应力和应变历史。

2.In metamorphic rocks, a boudinage structure 绳索状构造 can indicate the direction of tectonic forces.

在变质岩中，绳索状构造可以指示构造力的方向。

3.The presence of a boudinage structure 绳索状构造 suggests that the rock has undergone significant deformation.

存在绳索状构造表明岩石经历了显著的变形。

4.The geologist identified a clear boudinage structure 绳索状构造 in the rock formation during the field study.

地质学家在实地研究中识别出岩层中的明显绳索状构造。

5.Researchers often study boudinage structures 绳索状构造 to understand past geological processes.

研究人员经常研究绳索状构造以了解过去的地质过程。

作文

The term boudinage structure refers to a geological feature that occurs in metamorphic rocks. This structure is characterized by the formation of elongated, sausage-like shapes or 'boudins' that result from the deformation of rock layers under stress. Understanding boudinage structure is crucial for geologists as it provides insights into the tectonic processes that shape the Earth's crust. In many instances, boudinage structure forms when a competent layer of rock, such as granite or gneiss, is interlayered with a less competent layer, like schist or phyllite. When these layers experience differential stress, the more ductile layer may stretch and thin out, leading to the formation of boudins. These boudins can vary in size and shape, depending on the amount of strain the rock has undergone during tectonic activity.One of the most fascinating aspects of boudinage structure is its ability to reveal the history of the geological environment in which it formed. By studying these structures, geologists can infer the direction and magnitude of the forces that acted upon the rock. For example, if a boudin is elongated in a particular direction, it indicates the direction of the principal stress during deformation. This information is invaluable for reconstructing past tectonic events and understanding the evolution of mountain ranges.Moreover, boudinage structure can also be indicative of the thermal conditions present during metamorphism. The presence of boudins often suggests that the rocks have been subjected to high temperatures and pressures, which can lead to the recrystallization of minerals and the development of foliation. This metamorphic process can significantly alter the physical and chemical properties of the rock, making it essential for geologists to consider these factors when analyzing boudinage structures.In addition to their geological significance, boudinage structure also has practical implications in fields such as engineering geology and resource exploration. For instance, the presence of boudins can influence the stability of rock masses, which is a critical consideration in construction projects or mining operations. Understanding the distribution and orientation of boudins can help engineers assess potential risks associated with landslides or rockfalls. Furthermore, boudins can serve as indicators of mineral deposits, as certain minerals may preferentially accumulate in the spaces between boudins, making them valuable targets for exploration.In conclusion, the study of boudinage structure offers a window into the dynamic processes that shape our planet. By examining these structures, geologists can gain insights into the history of the Earth's crust, the forces that have acted upon it, and the conditions under which it has evolved. As we continue to explore and understand the complexities of our geological environment, the importance of recognizing and interpreting boudinage structure cannot be overstated. It serves not only as a testament to the power of natural forces but also as a guide for future endeavors in geology and related fields.

术语boudinage structure指的是在变质岩中出现的一种地质特征。这种结构的特征是形成细长的、香肠状的形状或“boudins”，它们是由于岩层在应力下的变形而产生的。理解boudinage structure对地质学家至关重要，因为它提供了有关塑造地球地壳的构造过程的见解。在许多情况下，boudinage structure形成于一层坚韧的岩石（如花岗岩或片麻岩）与一层较不坚韧的岩石（如片岩或板岩）交错时。当这些层经历差异应力时，较具延展性的层可能会拉伸并变薄，从而导致boudins的形成。这些boudins的大小和形状可以根据岩石在构造活动中经历的应变量而有所不同。boudinage structure最迷人的方面之一是它能够揭示形成它的地质环境的历史。通过研究这些结构，地质学家可以推断作用于岩石的力量的方向和大小。例如，如果一个boudin在特定方向上被拉长，这表明在变形过程中主要应力的方向。这些信息对于重建过去的构造事件和理解山脉的演变至关重要。此外，boudinage structure也可以指示变质过程中存在的热条件。boudins的存在通常表明岩石经历了高温和高压，这可能导致矿物的再结晶和层理的发展。这种变质过程可以显著改变岩石的物理和化学性质，因此地质学家在分析boudinage结构时必须考虑这些因素。除了其地质意义之外，boudinage structure在工程地质和资源勘探等领域也具有实际意义。例如，boudins的存在可能影响岩体的稳定性，这是建设项目或采矿作业中的关键考虑因素。了解boudins的分布和方向可以帮助工程师评估与滑坡或落石相关的潜在风险。此外，boudins还可以作为矿藏的指示，因为某些矿物可能优先在boudins之间的空间中积累，使其成为勘探的有价值目标。总之，对boudinage structure的研究为我们提供了一个观察塑造我们星球的动态过程的窗口。通过检查这些结构，地质学家可以获得关于地球地壳历史、作用于其上的力量以及其演变条件的见解。在我们继续探索和理解我们地质环境的复杂性时，认识和解释boudinage structure的重要性不容小觑。它不仅是自然力量的证明，也是未来地质学及相关领域努力的指南。