melilite

简明释义

英[ˈmelɪˌlaɪt]美[ˈmeləˌlait]

n. [矿物] 黄长石；方柱石

英英释义

单词用法

同义词

反义词

例句

1.Combined red mud phase is mainly composed of quartz and calcium aluminum melilite, followed by albite, andradite garnet, and perovskite garnet.

联合法赤泥物相组成主要为石英和钙铝黄长石，其次为钠长石、钙铁榴石和钙钛榴石。

2.The practice showed that the blast furnace slags mainly consisted of melilite, cuspidine, bivalent metallic sulphide and Ce-Ca silica.

结果表明：黄长石、枪晶石、二价金属硫化物、铈钙硅石是构成高炉渣的主要矿物。

3.Combined red mud phase is mainly composed of quartz and calcium aluminum melilite, followed by albite, andradite garnet, and perovskite garnet.

联合法赤泥物相组成主要为石英和钙铝黄长石，其次为钠长石、钙铁榴石和钙钛榴石。

4.Inclusions in the gray strip defects consist of MgO and trace melilite, which result from MgO-C refractory in slag line.

灰色条带状缺陷中外来物主要为氧化镁，并含少量黄长石，来源于渣线镁碳砖耐火材料；

5.The mineral composition of the rock includes significant amounts of melilite.

这块岩石的矿物成分包括大量的美利石。

6.The presence of melilite in this sample suggests a unique crystallization process.

这个样本中美利石的存在表明了一种独特的结晶过程。

7.In some meteorites, melilite can provide clues about the early solar system.

在一些陨石中，美利石可以提供关于早期太阳系的线索。

8.Geologists often study melilite to understand volcanic activity.

地质学家经常研究美利石以了解火山活动。

9.Researchers are examining the role of melilite in the formation of certain igneous rocks.

研究人员正在检查美利石在某些火成岩形成中的作用。

作文

In the fascinating realm of mineralogy, one can encounter a variety of minerals that hold significant importance in both scientific research and practical applications. Among these minerals, melilite (美利石) stands out due to its unique composition and properties. Melilite is a silicate mineral that is primarily composed of calcium, aluminum, and silica. It is often found in volcanic rocks and has a distinctive crystal structure that sets it apart from other silicate minerals. Understanding melilite is crucial for geologists and material scientists alike, as it provides insights into the conditions under which certain rocks form and evolve.The formation of melilite typically occurs in alkaline volcanic environments, where high temperatures and specific chemical compositions allow for its crystallization. This mineral can be found in various rock types, including basalt and trachyte, which are known for their rich mineral content and unique textures. The presence of melilite in these rocks not only enhances their aesthetic appeal but also influences their physical properties, such as density and porosity.One of the most interesting aspects of melilite is its role in the study of planetary geology. Scientists have discovered melilite in meteorites, particularly those that originate from the Moon and Mars. This discovery has led to significant advancements in our understanding of the geological history of these celestial bodies. By studying the formation and alteration of melilite in extraterrestrial samples, researchers can infer the thermal and chemical processes that have shaped the surfaces of other planets.Moreover, melilite has practical applications in the field of materials science. Its unique properties make it an excellent candidate for use in ceramics and glass production. The incorporation of melilite into ceramic materials can enhance their strength and thermal stability, making them suitable for high-temperature applications. This is particularly important in industries such as aerospace and electronics, where materials must withstand extreme conditions without compromising their structural integrity.In addition to its industrial applications, melilite also serves as an important indicator mineral in geological studies. Geologists often use the presence of melilite to identify specific volcanic environments and to understand the evolution of magmas. The mineral's stability under varying temperature and pressure conditions makes it a valuable tool for reconstructing the geological history of an area.In conclusion, melilite (美利石) is a mineral that plays a significant role in both scientific research and practical applications. Its unique composition, formation processes, and presence in extraterrestrial materials make it a subject of interest for geologists, material scientists, and planetary researchers. As we continue to explore the Earth and beyond, the study of melilite will undoubtedly yield new insights into the complexities of mineral formation and the geological processes that govern our planet and others in the solar system.