marly limestone

简明释义

泥灰质灰岩;

英英释义

例句

1.Farmers in the region have found that marly limestone （泥灰岩） improves soil fertility.

该地区的农民发现泥灰岩能改善土壤肥力。

2.The quarry produces high-quality marly limestone （泥灰岩） for construction and landscaping.

该采石场生产高质量的泥灰岩用于建筑和园艺。

3.Geologists often study marly limestone （泥灰岩） to understand the sedimentary processes of ancient seas.

地质学家常常研究泥灰岩以了解古代海洋的沉积过程。

4.The construction of the new building was delayed due to the presence of marly limestone （泥灰岩） in the foundation.

由于基础中存在泥灰岩，新建筑的施工被延迟。

5.During the excavation, workers encountered a layer of marly limestone （泥灰岩） that required special tools to break through.

在挖掘过程中，工人们遇到了一层需要特殊工具才能打破的泥灰岩。

作文

Marly limestone is a type of sedimentary rock that contains a significant amount of clay and carbonate minerals. It is often formed in marine environments where the accumulation of organic materials and the precipitation of calcium carbonate occur simultaneously. The composition of marly limestone (泥灰岩) makes it an important material in various industries, particularly in construction and agriculture. In this essay, I will explore the characteristics, formation, and applications of marly limestone (泥灰岩), highlighting its significance in both geological and economic contexts.The primary characteristic of marly limestone (泥灰岩) is its unique blend of limestone and marl, which gives it distinct physical properties. Typically, marly limestone (泥灰岩) is softer and more porous than pure limestone, making it easier to work with. This property is particularly advantageous in construction, where it can be used for building materials such as bricks and tiles. Additionally, the presence of clay within marly limestone (泥灰岩) can enhance its ability to retain moisture, making it beneficial for agricultural practices. Farmers often use marly limestone (泥灰岩) to improve soil quality, as it helps to balance pH levels and provides essential nutrients to crops.The formation of marly limestone (泥灰岩) occurs over millions of years through a combination of biological and chemical processes. In marine environments, the remains of marine organisms, such as shells and corals, accumulate on the ocean floor. Over time, these organic materials undergo lithification, a process where sediments are compacted and cemented together, forming solid rock. The presence of clay particles, often derived from river runoff or erosion, contributes to the formation of marly limestone (泥灰岩). This process highlights the dynamic nature of the Earth's geology and the intricate relationships between different materials in sedimentary rock formation.In terms of applications, marly limestone (泥灰岩) plays a crucial role in various industries. In construction, it is often used as a raw material for producing lime, which is essential for making cement and mortar. The construction industry relies heavily on marly limestone (泥灰岩) for its durability and versatility. Moreover, its aesthetic appeal makes it a popular choice for decorative stonework in buildings and monuments.In agriculture, the use of marly limestone (泥灰岩) can significantly enhance soil health. By applying crushed marly limestone (泥灰岩) to fields, farmers can improve soil structure, increase drainage, and provide essential nutrients like calcium and magnesium. This not only promotes better crop yields but also supports sustainable farming practices by reducing the need for chemical fertilizers.In conclusion, marly limestone (泥灰岩) is a versatile and valuable resource that plays a significant role in both geological processes and human activities. Its unique characteristics make it an essential material for construction and agriculture, while its formation reflects the complex interactions within the Earth's systems. Understanding and utilizing marly limestone (泥灰岩) effectively can lead to advancements in building practices and sustainable farming, ultimately benefiting society as a whole.