mylonite

简明释义

英[ˈmaɪlənaɪt]美[ˈmɪlənaɪt]

n. [岩] 糜棱岩

英英释义

单词用法

同义词

反义词

例句

1.A new mechanism of deformation and crush in the formation of mylonite, porosity-damage and local-low-ambient-pressure-crush mechanism, is given in this paper.

提出一个糜棱岩形成过程中变形和破碎的新机制：空洞损伤-局部低围压破碎机制。

2.I think the foliated rocks within the belt are mostly mylonite.

我认为在这个片理化带中的大多数岩石都是糜棱岩。

3.The calculation shows that the volume losses of mylonitized granodiorite and granodioritic mylonite during mylonitization are 21% and 31% respectively.

计算结果表明，在糜棱岩化过程中，糜棱岩化花岗岩体积亏损21%，花岗质糜棱岩体积亏损31%。

4.Retrograde metamorphism at Hongtoushan is characterized by porphyroblastic growth of pyrite, formation of ore mylonite, secondary annealing and chemical remobilization.

退变质过程以黄铁矿变斑晶生长、矿石糜棱岩的形成、二次退火和化学再活化为特征。

5.Strong foliation, stretching lineation, a-type folds, sheath folds and mylonite, these structural characteristics only reflect macroscopic evidence.

强烈的片理、拉伸线理、a型褶皱、鞘褶皱以及糜棱岩，这些构造特征仅仅反映出宏观的证据。

6.In Ysashanian stage, it was characterized by ductile brittle and brittle faulting and formed a series of east west trending high Angle thrust faults superposed on the early mylonite zones.

燕山期，该构造带以韧脆性-脆性断裂变形为主，在早期韧性剪切变形的基础上叠加一系列同方向的高角度压性-压扭性逆冲断裂。

7.Rock deformations in the zones are mainly in quasi-plastic to brittle mechanisms without typical mylonite, suggesting the forming depth should be less than 10 km.

拆离带岩石变形机制以准塑性-脆性为主，未发育典型的糜棱岩，形成深度应小于10公里。

8.Based on SEM observance, the methods of gas adsorption and mercury pression were used to test micro hole frame parameters of mylonite and high grade gneiss in this paper.

本文在扫描电镜观测的基础上，运用气体吸附法和压汞法对郯庐断裂系南段糜棱岩和高级片麻岩的微孔隙结构参数进行了测试。

9.In Xuefeng arcuate structural belt of Hunan, Miaoershan ductile shear zone includes two types of tectonites, mylonite and schistosity rocks, which have different deformed characteristics.

湖南雪峰弧形构造带中的苗儿山韧性剪切带存在糜棱岩和片理化岩石两大构造岩类，各具不同的变形特征。

10.The geologist explained how the formation of mylonite （磨滑岩） occurs under intense pressure and temperature.

地质学家解释了在强烈的压力和温度下如何形成mylonite（磨滑岩）。

11.The characteristics of mylonite （磨滑岩） can help us understand the history of the Earth's crust.

对mylonite（磨滑岩）特征的研究可以帮助我们理解地壳的历史。

12.The presence of mylonite （磨滑岩） suggests that the area has undergone significant metamorphism.

mylonite（磨滑岩）的存在表明该地区经历了显著的变质作用。

13.In the field, we discovered a section of mylonite （磨滑岩） that indicated a significant tectonic event.

在野外，我们发现了一段mylonite（磨滑岩），这表明发生了重大构造事件。

14.Samples of mylonite （磨滑岩） were collected for further analysis in the laboratory.

我们收集了mylonite（磨滑岩）样本，以便在实验室进行进一步分析。

作文

In the study of geology, understanding the processes that shape our planet is crucial. One fascinating aspect of metamorphic rocks is the formation of a specific type known as mylonite. mylonite (磨岩) is a fine-grained metamorphic rock that forms under intense shear stress, typically along fault zones. This process occurs when rocks are subjected to extreme pressure and temperature, causing them to deform rather than fracture. The resulting rock is characterized by its foliated texture and can often exhibit a banded appearance due to the alignment of minerals. The formation of mylonite is indicative of tectonic activity, where the movement of tectonic plates creates conditions for such metamorphism. When two plates interact, they can create significant stress at their boundaries. As these rocks are forced to move past one another, the intense pressure causes the minerals within the rock to recrystallize and align, producing the distinctive texture of mylonite. This phenomenon is not only fascinating but also provides valuable information about the geological history of an area.Geologists often study mylonite to gain insights into the conditions present during its formation. By examining the mineral composition and texture of mylonite, researchers can infer the temperature and pressure conditions that existed in the Earth's crust at the time of its formation. For example, the presence of certain minerals, such as quartz and feldspar, can indicate the specific conditions under which the rock formed. Additionally, the study of mylonite can help scientists understand the dynamics of fault movements and the behavior of rocks under stress.Moreover, mylonite plays a significant role in understanding seismic activity. The areas where mylonite is found are often associated with active fault lines, making them critical for studying earthquakes. By analyzing the characteristics of mylonite in these regions, geologists can better predict how faults might behave during seismic events. This knowledge is essential for developing effective strategies for earthquake preparedness and risk mitigation.In addition to its geological significance, mylonite also has practical applications. For instance, the fine-grained nature of mylonite makes it a potential source of high-quality aggregate for construction purposes. Its unique properties can be utilized in various engineering applications, contributing to the sustainable use of natural resources.In conclusion, mylonite is more than just a fascinating geological feature; it serves as a window into the dynamic processes of the Earth. Its formation under extreme conditions provides valuable information about tectonic activity, seismic risks, and the history of our planet. As we continue to explore and study mylonite, we uncover the intricate relationships between rocks, tectonics, and the ever-changing landscape of the Earth. Understanding mylonite not only enriches our knowledge of geology but also enhances our ability to navigate the challenges posed by natural disasters.

在地质学研究中，理解塑造我们星球的过程至关重要。变质岩的一个迷人方面是形成一种特定类型的岩石，称为mylonite（磨岩）。mylonite是一种细粒变质岩，通常在断层带沿线的强剪切应力下形成。当岩石受到极大的压力和温度时，会导致其变形而不是破裂，从而形成这种岩石。其特征是层状纹理，常常由于矿物的排列而呈现条带状外观。mylonite的形成表明了构造活动的存在，当两个板块相互作用时，会在其边界产生显著的应力。当这些岩石被迫相互移动时，强烈的压力使岩石内的矿物重新结晶并排列，产生mylonite特有的纹理。这一现象不仅令人着迷，还提供了有关某一区域地质历史的宝贵信息。地质学家经常研究mylonite以获取关于其形成条件的见解。通过检查mylonite的矿物组成和纹理，研究人员可以推断出其形成时地壳内的温度和压力条件。例如，某些矿物如石英和长石的存在，可以指示岩石形成时的特定条件。此外，对mylonite的研究可以帮助科学家理解断层运动的动态及岩石在应力下的行为。此外，mylonite在理解地震活动方面也发挥着重要作用。mylonite出现的地区通常与活跃的断层线相关，这使得它们成为研究地震的关键。通过分析这些区域中mylonite的特征，地质学家可以更好地预测断层在地震事件期间的行为。这一知识对制定有效的地震准备和风险缓解策略至关重要。除了其地质意义外，mylonite还具有实际应用。例如，mylonite的细粒特性使其成为建筑材料高质量集料的潜在来源。其独特的性质可用于各种工程应用，有助于自然资源的可持续利用。总之，mylonite不仅仅是一个迷人的地质特征；它也是了解地球动态过程的窗口。其在极端条件下的形成提供了关于构造活动、地震风险和我们星球历史的宝贵信息。随着我们继续探索和研究mylonite，我们揭示了岩石、构造和不断变化的地球景观之间复杂的关系。理解mylonite不仅丰富了我们对地质学的认识，也增强了我们应对自然灾害所带来的挑战的能力。