felsite

简明释义

英[ˈfelsaɪt]美[ˈfelsaɪt]

n. [岩] 霏细岩；[地质] 致密长石

英英释义

单词用法

同义词

反义词

例句

1.The Beiyu trondhjemite, together with felsite porphyry and gabbro, forms an intrusive complex extending S-N in the western part of the Zhongtiao rift.

北峪奥长花岗岩 （体 ）位于中条裂谷的西部 ，和霏细斑岩及辉长岩组成侵入杂岩体 ，呈南北向展布。

2.The Beiyu trondhjemite, together with felsite porphyry and gabbro, forms an intrusive complex extending S-N in the western part of the Zhongtiao rift.

北峪奥长花岗岩 （体 ）位于中条裂谷的西部 ，和霏细斑岩及辉长岩组成侵入杂岩体 ，呈南北向展布。

3.The geological survey revealed that the area is rich in felsite 火成岩 deposits.

地质调查显示该地区富含felsite 火成岩矿床。

4.Many ancient structures were built using felsite 火成岩 due to its durability.

许多古代建筑使用felsite 火成岩建造，因为它耐用。

5.In the lab, we analyzed the mineral composition of the felsite 火成岩 sample.

在实验室中，我们分析了felsite 火成岩样本的矿物成分。

6.The hiking trail led us past stunning cliffs made of felsite 火成岩.

徒步小径带我们经过由felsite 火成岩构成的壮丽悬崖。

7.Geologists often study felsite 火成岩 to understand volcanic activity.

地质学家经常研究felsite 火成岩以了解火山活动。

作文

Felsite is a fine-grained volcanic rock that is primarily composed of quartz and feldspar. It is often found in areas of volcanic activity and is characterized by its light color and smooth texture. The study of felsite (火成岩的一种) is essential for understanding the geological processes that shape our planet. In this essay, I will explore the characteristics, formation, and significance of felsite in the context of geology. To begin with, the composition of felsite plays a crucial role in its properties. As mentioned earlier, it mainly consists of quartz and feldspar, which are both silicate minerals. This mineral composition gives felsite (火成岩的一种) its light coloration, typically ranging from white to light gray or pink. The fine-grained texture results from the rapid cooling of lava, which does not allow large crystals to form. This characteristic sets felsite apart from other volcanic rocks such as basalt, which has a coarser texture due to slower cooling. The formation of felsite occurs during volcanic eruptions when magma reaches the surface and cools quickly. This process can happen in various environments, such as at the edges of tectonic plates or in volcanic islands. When the lava erupts, it can form a variety of structures, including domes and flows. The formation of felsite (火成岩的一种) is often associated with explosive volcanic activity, which leads to the ejection of ash and pumice, alongside the formation of fine-grained rocks. One of the most significant aspects of felsite is its role in understanding the history of volcanic activity in a region. By studying the distribution and composition of felsite (火成岩的一种), geologists can gain insights into past volcanic events, including their frequency, intensity, and the types of eruptions that occurred. This information is crucial for assessing volcanic hazards and risks, particularly in areas with active volcanoes. In addition to its geological significance, felsite has practical applications in various fields. For instance, its durability and aesthetic appeal make it a popular choice for construction materials, particularly in decorative stonework. Many architects and designers appreciate the unique colors and textures that felsite (火成岩的一种) can provide, making it a desirable material for countertops, tiles, and facades. Furthermore, felsite is also of interest to researchers studying the Earth's crust. Its formation and composition can provide valuable information about the conditions under which it was created, shedding light on the tectonic processes that shape our planet. By analyzing samples of felsite (火成岩的一种), scientists can better understand the interactions between the Earth's mantle and crust, as well as the evolution of our planet over geological time. In conclusion, felsite is a fascinating volcanic rock that holds great importance in the field of geology. Its unique characteristics, formation processes, and significance in understanding volcanic activity make it a subject of interest for both scientists and industry professionals. As we continue to explore and study felsite (火成岩的一种), we deepen our understanding of the Earth's geological history and the processes that have shaped its surface. Whether through academic research or practical applications, the study of felsite remains a vital part of our quest to comprehend the complexities of our planet's geology.

Felsite是一种细粒火山岩，主要由石英和长石组成。它通常在火山活动区域发现，具有浅色和光滑的质地。研究felsite（火成岩的一种）对于理解塑造我们星球的地质过程至关重要。在这篇文章中，我将探讨felsite的特征、形成及其在地质学中的重要性。 首先，felsite的成分在其性质中起着至关重要的作用。如前所述，它主要由石英和长石组成，这两种都是硅酸盐矿物。这种矿物成分赋予felsite（火成岩的一种）其浅色，通常范围从白色到浅灰色或粉色。由于熔岩快速冷却，细粒的纹理导致大型晶体无法形成。这一特性使得felsite与其他火山岩如玄武岩区分开来，后者由于冷却较慢而具有较粗的纹理。 felsite的形成发生在火山喷发期间，当岩浆达到地表并迅速冷却时。这个过程可以在各种环境中发生，例如在构造板块的边缘或火山岛屿上。当熔岩喷发时，可以形成多种结构，包括穹顶和流动。felsite（火成岩的一种）的形成通常与爆炸性的火山活动有关，这导致灰烬和浮石的喷出，同时形成细粒岩石。 felsite最重要的方面之一是它在了解一个地区火山活动历史中的作用。通过研究felsite（火成岩的一种）的分布和成分，地质学家可以深入了解过去的火山事件，包括它们的频率、强度以及发生的喷发类型。这些信息对于评估火山灾害和风险至关重要，特别是在有活火山的地区。 除了其地质重要性外，felsite在各个领域也有实际应用。例如，由于其耐用性和美观性，它被广泛用作建筑材料，尤其是在装饰石材中。许多建筑师和设计师欣赏felsite（火成岩的一种）所能提供的独特颜色和纹理，使其成为台面、瓷砖和外立面的理想材料。 此外，felsite也引起了研究地壳的研究人员的兴趣。其形成和成分可以提供有关创建它的条件的宝贵信息，揭示塑造我们星球的构造过程。通过分析felsite（火成岩的一种）的样本，科学家们可以更好地理解地球的地幔和地壳之间的相互作用，以及我们星球在地质时间上的演变。 总之，felsite是一种迷人的火山岩，在地质学领域具有重要意义。其独特的特征、形成过程以及在理解火山活动中的重要性使其成为科学家和行业专业人士感兴趣的主题。随着我们继续探索和研究felsite（火成岩的一种），我们加深了对地球地质历史和塑造其表面的过程的理解。无论是通过学术研究还是实际应用，felsite的研究仍然是我们理解地球地质复杂性的关键部分。