calcarenaceous sandstone

简明释义

1. 钙屑砂岩; 2. 灰屑砂岩;

英英释义

例句

1.The coastal cliffs are primarily composed of calcarenaceous sandstone, which is 钙质砂岩 that forms from the accumulation of sand and calcium carbonate.

这些海岸悬崖主要由calcarenaceous sandstone构成，它是由沙子和碳酸钙的积累形成的钙质砂岩。

2.Geologists often study calcarenaceous sandstone to understand ancient marine environments, as this 钙质砂岩 indicates the presence of shallow seas.

地质学家通常研究calcarenaceous sandstone以了解古代海洋环境，因为这种钙质砂岩表明存在浅海。

3.During the field trip, we examined samples of calcarenaceous sandstone to analyze its grain size and composition, which is a form of 钙质砂岩.

在实地考察中，我们检查了calcarenaceous sandstone的样本，以分析其颗粒大小和成分，这是一种钙质砂岩。

4.The formation of calcarenaceous sandstone can provide clues about past climate conditions, as this 钙质砂岩 often reflects periods of high biological activity.

calcarenaceous sandstone的形成可以提供过去气候条件的线索，因为这种钙质砂岩通常反映出高生物活性的时期。

5.In construction, calcarenaceous sandstone is valued for its workability and aesthetic appeal, making it a popular choice for facades, as it is a type of 钙质砂岩.

在建筑中，calcarenaceous sandstone因其可加工性和美学吸引力而受到重视，使其成为外立面的热门选择，这是一种钙质砂岩。

作文

Calcarenaceous sandstone is a type of sedimentary rock that primarily consists of sand-sized grains of calcium carbonate. This unique geological formation is often found in coastal regions and is formed through the accumulation and cementation of calcareous materials, such as shells and coral fragments. Understanding calcarenaceous sandstone is essential for geologists and environmental scientists as it provides valuable insights into past marine environments and the processes that shape our planet's surface.The formation of calcarenaceous sandstone begins with the weathering and erosion of limestone and other calcium-rich rocks. Over time, these materials are transported by water and deposited in shallow marine settings. As more layers accumulate, the pressure increases, causing the grains to compact and cement together. The resulting rock is typically light-colored and can vary in texture depending on the size and composition of the grains.One of the most fascinating aspects of calcarenaceous sandstone is its role in the study of paleoenvironments. By examining the characteristics of this rock, scientists can infer information about ancient sea levels, climate conditions, and biological activity. For instance, the presence of certain fossilized organisms within the rock can indicate the types of marine life that thrived in that environment millions of years ago.Moreover, calcarenaceous sandstone serves as an important resource in various industries. Its porous nature makes it an excellent material for aquifers, allowing for the storage and movement of groundwater. Additionally, it is often used in construction and landscaping due to its aesthetic appeal and durability. The beauty of calcarenaceous sandstone can be seen in many coastal structures and buildings, where it adds a unique character to the architecture.In conclusion, calcarenaceous sandstone is more than just a rock; it is a window into the Earth's history and a valuable resource for modern society. By studying its formation, composition, and applications, we can gain a deeper appreciation for the natural world and the processes that continue to shape it. Whether you are a student of geology or simply someone interested in the beauty of nature, understanding calcarenaceous sandstone enriches our knowledge of the planet we inhabit.

钙质砂岩是一种主要由沙粒组成的沉积岩，沙粒的主要成分是碳酸钙。这种独特的地质构造通常可以在沿海地区找到，它是通过钙质材料（如贝壳和珊瑚碎片）的积累和胶结形成的。理解钙质砂岩对地质学家和环境科学家至关重要，因为它提供了有关过去海洋环境和塑造我们星球表面的过程的宝贵见解。钙质砂岩的形成始于石灰岩和其他富含钙的岩石的风化和侵蚀。随着时间的推移，这些材料通过水流被运输并沉积在浅海环境中。随着更多层的积累，压力增加，导致颗粒压实并胶结在一起。最终形成的岩石通常呈浅色，质地因颗粒的大小和成分而异。钙质砂岩最引人注目的方面之一是它在古环境研究中的作用。通过检查这种岩石的特征，科学家可以推断出关于古代海平面、气候条件和生物活动的信息。例如，岩石中某些化石生物的存在可以指示数百万年前在该环境中繁盛的海洋生物类型。此外，钙质砂岩在各个行业中也是一种重要的资源。由于其多孔特性，它是水库的理想材料，能够储存和移动地下水。此外，由于其美观和耐用性，它常用于建筑和园艺。钙质砂岩的美丽可以在许多沿海结构和建筑中看到，为建筑增添了独特的特色。总之，钙质砂岩不仅仅是一种岩石；它是通往地球历史的窗口，也是现代社会的重要资源。通过研究其形成、成分和应用，我们可以更深入地欣赏自然世界及其不断塑造的过程。无论你是地质学的学生还是仅仅对自然之美感兴趣的人，理解钙质砂岩都能丰富我们对所居住星球的知识。