calc schist

简明释义

钙质片岩;

英英释义

例句

1.During the field trip, students collected samples of calc schist (石灰片岩) to analyze its properties.

在实地考察中，学生们收集了calc schist（石灰片岩）的样本以分析其特性。

2.In the construction project, we need to consider the stability of the foundation when building on calc schist (石灰片岩).

在建设项目中，我们需要考虑在calc schist（石灰片岩）上建造时基础的稳定性。

3.The presence of calc schist (石灰片岩) in the region indicates a history of metamorphic processes.

该地区的calc schist（石灰片岩）的存在表明了变质过程的历史。

4.The mineral composition of calc schist (石灰片岩) makes it a valuable resource for certain industrial applications.

由于calc schist（石灰片岩）的矿物成分，它在某些工业应用中是一种宝贵的资源。

5.The geological survey revealed that the area is predominantly composed of calc schist (石灰片岩), which influences local soil composition.

地质调查显示，该地区主要由calc schist（石灰片岩）组成，这影响了当地土壤的成分。

作文

Calc schist, a metamorphic rock, is characterized by its unique mineral composition and texture. This type of rock forms under high pressure and temperature conditions, typically from limestone or dolostone. The term 'calc schist' refers specifically to schists that are rich in carbonate minerals, mainly calcite and dolomite. These minerals give the rock its distinctive properties, making it an interesting subject of study for geologists and enthusiasts alike. The formation of calc schist (方解石片岩) involves a process known as metamorphism, where existing rocks undergo changes due to intense heat and pressure over geological time scales. During this process, the original limestone or dolostone is transformed into a foliated rock, which means it has a layered appearance. This foliation occurs because the minerals within the rock recrystallize and align themselves perpendicularly to the direction of the applied pressure. One of the key features of calc schist (方解石片岩) is its ability to exhibit schistosity, which is the tendency of the rock to split along parallel planes. This property is particularly useful in construction and landscaping, where the rock can be used for decorative purposes or as building material. Additionally, the presence of carbonate minerals can contribute to the rock's aesthetic appeal, often giving it a shimmering or sparkling appearance due to the way light interacts with the aligned mineral grains. Geologically, calc schist (方解石片岩) is often found in regions that have experienced significant tectonic activity, such as mountain ranges formed by continental collisions. The Alps, the Himalayas, and the Appalachian Mountains are some notable examples where calc schist (方解石片岩) can be observed. In these areas, the immense pressure and heat generated by tectonic forces create the ideal conditions for the formation of this unique rock type. In addition to its geological significance, calc schist (方解石片岩) also has practical applications. In the field of construction, it can be used for paving stones, wall cladding, and other architectural elements. Its durability and resistance to weathering make it suitable for outdoor use. Furthermore, the mineral content of calc schist (方解石片岩) can also influence soil chemistry, playing a role in agricultural practices in regions where this rock is prevalent. In conclusion, calc schist (方解石片岩) is more than just a rock; it is a testament to the dynamic processes that shape our planet. Its formation through metamorphism, its unique properties, and its various applications make it a fascinating topic for both scientific study and practical use. Understanding calc schist (方解石片岩) not only enriches our knowledge of geology but also highlights the interconnectedness of natural processes and human activities.

方解石片岩是一种变质岩，其独特的矿物成分和纹理使其具有独特的特征。这种类型的岩石通常在高压和高温条件下形成，通常由石灰岩或白云岩转变而来。术语“方解石片岩”特指富含碳酸盐矿物的片岩，主要是方解石和白云石。这些矿物赋予了岩石独特的性质，使其成为地质学家和爱好者研究的有趣对象。方解石片岩的形成涉及一种称为变质作用的过程，在该过程中，现有的岩石由于在地质时间尺度上的强烈热量和压力而发生变化。在此过程中，原始的石灰岩或白云岩被转化为一种层状岩石，这意味着它具有分层的外观。这种层理的形成是因为岩石内部的矿物重新结晶并沿施加压力的方向垂直排列。方解石片岩的一个关键特征是它表现出的片理，即岩石沿平行面劈裂的倾向。这一特性在建筑和景观设计中尤其有用，岩石可用于装饰用途或作为建筑材料。此外，碳酸盐矿物的存在也可以增加岩石的美学吸引力，常常使其因光与对齐的矿物颗粒相互作用而呈现出闪烁或闪光的外观。在地质上，方解石片岩通常在经历显著构造活动的地区发现，例如由大陆碰撞形成的山脉。阿尔卑斯山、喜马拉雅山和阿巴拉契亚山脉是一些可以观察到方解石片岩的著名例子。在这些地区，由构造力量产生的巨大压力和热量创造了形成这种独特岩石类型的理想条件。除了其地质意义外，方解石片岩还有实际应用。在建筑领域，它可以用于铺路石、墙面装饰和其他建筑元素。它的耐用性和抗风化能力使其适合户外使用。此外，方解石片岩的矿物成分还可以影响土壤化学，在这种岩石盛行的地区的农业实践中发挥作用。总之，方解石片岩不仅仅是一种岩石；它是塑造我们星球的动态过程的见证。它通过变质作用形成的过程、其独特的性质以及各种应用使其成为科学研究和实际应用的迷人主题。理解方解石片岩不仅丰富了我们对地质学的知识，还突显了自然过程与人类活动之间的相互联系。