schists

简明释义

英[ʃɪsts]美[ʃɪsts]

n. [岩]片岩（schist 的复数）

英英释义

单词用法

同义词

反义词

例句

1.The low-temperature eclogites from the subduction-accretionary complex in the North Qilian Mountain occur as lenses within blueschists and phengite-schists.

北祁连俯冲-增生杂岩带中的低温榴辉岩以透镜体形式产于蓝片岩和多硅白云母片岩中。

2.Two mica schists are considered to be the source bed and host rock of gold.

二云母片岩不仅是矿源层，而且还是赋矿围岩。

3.The upper crust is mainly composed of slates, phyllites, schists, granulite of greenschist facies (partly low-amphibolite facies) and granite intrusions, and sedimentary rocks at the top.

上地壳主要为绿片岩相(部分低角闪岩相)的板岩、千枚岩、片岩、变粒岩以及花岗岩组成，顶部为沉积盖层。

4.Their basement is composed of Archean to early Proterozoic gneisses and crystalline schists metamorphosed at granulite and amphibolite facies.

它们的基底由太古代至元古代早期的粒相和闪石相变质的片麻岩和结晶片岩组成。

5.Millions of years ago , metamorphic schists , gneisses and quartzites formed impressive , flat - topped inselbergs on a vast plain in the shadow of kilimanjaro.

百万年前，变质的石板片麻岩和石英岩，在乞力马札罗山附近广阔的平原形成壮观岛屿似的。

6.The upper crust is mainly composed of slates, phyllites, schists, granulite of greenschist facies (partly low-amphibolite facies) and granite intrusions, and sedimentary rocks at the top.

上地壳主要为绿片岩相(部分低角闪岩相)的板岩、千枚岩、片岩、变粒岩以及花岗岩组成，顶部为沉积盖层。

7.Researchers studied the mineral composition of the schists 片岩 to understand their formation process.

研究人员研究了schists 片岩的矿物成分，以了解其形成过程。

8.The geological survey revealed that the area was rich in schists 片岩, making it ideal for mining activities.

地质调查显示该地区富含schists 片岩，使其成为理想的采矿活动场所。

9.The construction team decided to use schists 片岩 for the landscaping due to its unique texture.

由于其独特的质感，施工队决定在园林绿化中使用schists 片岩。

10.During our hike, we encountered several layers of schists 片岩 along the mountain trail.

在我们的徒步旅行中，我们在山道上遇到了几层schists 片岩。

11.The ancient ruins were built using local schists 片岩, which have stood the test of time.

古代遗址是用当地的schists 片岩建造的，经受住了时间的考验。

作文

In the field of geology, understanding the various types of rocks is essential for comprehending the Earth's history and structure. One fascinating type of metamorphic rock is known as schists, which are characterized by their distinct foliation and the presence of larger mineral grains. These rocks typically form under conditions of high pressure and temperature, leading to a transformation from pre-existing rocks, such as shale or granite. The process of metamorphism alters the mineral composition and texture of these rocks, resulting in the formation of schists that often exhibit a shiny appearance due to the alignment of mica and other minerals. The study of schists is not only important for geologists but also has implications in various fields such as construction, landscaping, and even art. For instance, the unique patterns and colors found in schists can be utilized in decorative stonework, providing an aesthetic appeal to buildings and public spaces. Additionally, the durability of schists makes them suitable for use in outdoor environments where weather resistance is crucial. Moreover, schists can serve as indicators of the geological processes that have occurred in a particular region. By analyzing the mineral content and structure of schists, scientists can infer the temperature and pressure conditions that existed during their formation. This information can help reconstruct past geological events and understand the tectonic activities that shaped the Earth’s crust. In many regions around the world, schists are abundant and can be found in mountain ranges, where they often occur alongside other metamorphic rocks. Their presence can signify a history of significant geological activity, such as continental collisions or subduction zones. As a result, studying schists can provide valuable insights into the tectonic evolution of a region. In conclusion, schists are more than just rocks; they are a testament to the dynamic processes that shape our planet. Understanding schists allows us to appreciate the complexity of geological formations and their significance in various applications. As our knowledge of geology expands, the importance of studying schists will continue to grow, revealing more about the Earth's past and informing future endeavors in science and industry.

在地质学领域，理解各种类型的岩石对于理解地球的历史和结构至关重要。一种有趣的变质岩类型被称为片岩，它们以其独特的层理和较大矿物颗粒的存在而闻名。这些岩石通常在高压和高温条件下形成，导致从先前存在的岩石（如页岩或花岗岩）转变。变质作用改变了这些岩石的矿物成分和纹理，形成的片岩通常因云母等矿物的排列而呈现出光泽的外观。对片岩的研究不仅对地质学家重要，还有助于建筑、园艺甚至艺术等多个领域。例如，片岩中发现的独特图案和颜色可以用于装饰性石材工作，为建筑和公共空间提供美学吸引力。此外，片岩的耐用性使其适合用于户外环境，在那里抗风化是至关重要的。此外，片岩可以作为特定区域地质过程的指示器。通过分析片岩的矿物成分和结构，科学家可以推断出其形成时的温度和压力条件。这些信息有助于重建过去的地质事件，并了解塑造地壳的构造活动。在世界许多地区，片岩丰富，通常可以在山脉中找到，它们往往与其他变质岩石一起出现。它们的存在可能表明该地区经历过重大地质活动，例如大陆碰撞或俯冲带。因此，研究片岩可以提供有关一个地区构造演化的宝贵见解。总之，片岩不仅仅是岩石；它们是塑造我们星球的动态过程的证明。理解片岩使我们能够欣赏地质形成的复杂性及其在各种应用中的重要性。随着我们对地质学知识的扩展，研究片岩的重要性将继续增长，揭示更多关于地球过去的信息，并为未来的科学和工业努力提供参考。