anhydrite

简明释义

英[ænˈhaɪdraɪt]美[ænˈhaɪdraɪt]

n. [矿物] 硬石膏；[建] 无水石膏

英英释义

单词用法

同义词

反义词

例句

1.The efficient bulking agent of concrete was obtained by mixing anhydrite and specially made aluminous clinker. The anhydrite was obtained by calcined and dehydration ardealite.

本文介绍了利用工业废弃物磷石膏煅烧脱水制取硬石膏，再与特制高铝熟料配合研制混凝土高效膨胀剂。

2.Rapid accumulation of anhydrite by the blowing of wind to form thick and large ore body played a certain role.

风的吹拂作用对硬石膏快速堆积厚大矿体起了一定作用。

3.Choosing potassium sulfate as an activator to stimulate the activity of natural anhydrite, and modified its properties by adding Portland cement and hemihydrate gypsum respectively.

选取硫酸钾作为激发剂对天然硬石膏进行活性激发，并分别掺入硅酸盐水泥与半水石膏进行改性。

4.Sulphate rocks are quite widely distributed in China; gypsum and anhydrite, in particular, have been found almost in all parts of China.

硫酸盐岩在中国分布很广泛，特别是石膏及硬石膏，其分布遍及各省、直辖市、自治区。

5.The strength and water-resistance of fly ash anhydrite binder (be called FAB in short). which its main raw materials are desulphogypsum and fly ash , are higher than those ordinary gypsumpreducts.

以脱硫石膏与粉煤灰两种工业废渣为主要原料制得的粉煤灰无水石膏胶结材（以下简称FAB），具有比石膏制品高的强度与耐水性。

6.Locally dolomite and anhydrite are important as cements, together with minor authigenic quartz.

在局部地方白云石和硬石膏也是重要的胶结物；还有少量自生石英。

7.Geologists often study the formation of anhydrite 无水石膏 in sedimentary basins.

地质学家经常研究沉积盆地中无水石膏的形成。

8.The presence of anhydrite 无水石膏 can indicate past evaporative conditions in a geological setting.

在地质环境中，无水石膏的存在可能表明过去的蒸发条件。

9.During the mining process, workers must be cautious of anhydrite 无水石膏 deposits that may affect stability.

在采矿过程中，工人必须小心可能影响稳定性的无水石膏矿床。

10.In some regions, anhydrite 无水石膏 is used as a drying agent in agriculture.

在某些地区，无水石膏被用作农业中的干燥剂。

11.The conversion of gypsum to anhydrite 无水石膏 occurs under high temperature conditions.

石膏转化为无水石膏是在高温条件下发生的。

作文

Anhydrite is a mineral that plays a significant role in various geological processes. It is primarily composed of calcium sulfate (CaSO4) and is anhydrous, meaning it contains no water in its crystal structure. This characteristic distinguishes it from gypsum, which is the hydrated form of calcium sulfate and contains water molecules within its structure. Understanding the properties and occurrences of anhydrite (无水硫酸钙) is essential for geologists and those involved in the mining and construction industries.The formation of anhydrite (无水硫酸钙) typically occurs in sedimentary environments where evaporation of seawater leads to the precipitation of minerals. As water evaporates, the concentrations of dissolved minerals increase, and eventually, anhydrite (无水硫酸钙) can crystallize out of the solution. This process often takes place in arid regions or in areas where bodies of water are subjected to high rates of evaporation. The presence of anhydrite (无水硫酸钙) can indicate past environmental conditions, providing valuable information about the geological history of an area.In addition to its geological significance, anhydrite (无水硫酸钙) has practical applications. It is used in the production of cement and as a drying agent in various industrial processes. Its ability to absorb moisture makes it a useful component in the manufacture of certain types of plaster and concrete. Furthermore, anhydrite (无水硫酸钙) can be found in some agricultural products, where it serves as a soil conditioner and helps improve drainage.Despite its usefulness, the mining and processing of anhydrite (无水硫酸钙) must be approached with caution. The extraction of this mineral can lead to environmental concerns, particularly if not managed sustainably. The disturbance of natural habitats and the potential for water contamination are issues that need to be addressed by mining companies. Therefore, it is crucial for industries that rely on anhydrite (无水硫酸钙) to implement responsible practices that minimize their ecological footprint.Moreover, the study of anhydrite (无水硫酸钙) also intersects with the field of petrology, which examines the origin, composition, and structure of rocks. In certain geological formations, anhydrite (无水硫酸钙) can serve as a marker for the presence of hydrocarbons, making it an important target for oil and gas exploration. By analyzing the distribution and characteristics of anhydrite (无水硫酸钙) in rock layers, geologists can gain insights into the potential for resource extraction in specific areas.In conclusion, anhydrite (无水硫酸钙) is more than just a simple mineral; it is a key player in various geological and industrial processes. Its unique properties and formation processes provide valuable information about Earth's history and environmental conditions. As we continue to explore and utilize this mineral, it is vital to balance our economic interests with environmental stewardship to ensure that future generations can also benefit from the resources our planet has to offer.