sillimanite

简明释义

英[ˈsɪlɪmənaɪt]美[ˈsɪlɪməˌnaɪt]

n. 硅线石

英英释义

单词用法

同义词

反义词

例句

1.Sillimanite is widely used as an important material for high-grade refractory products.

硅线石用途广泛，也是高级耐火材料的重要原料。

2.And the quality requirement and application range of sillimanite are introduced for high-aluminium-bearing refractory material.

概述了硅线石作为高铝耐火材料原料的质量要求、应用范围；

3.Also, the relation between ore characteristics and chemical contents of sillimanite and its product performance is studied.

研究了硅线石性质、化学成分与耐火材料制品性能的关系。

4.The decomposition of sillimanite was studied by XRD and SEM.

利用XRD和SEM研究了热处理过程中硅线石的分解情况。

5.The geological characteristics of Baishiyan sillimanite ore deposit are systematically described in this paper.

本文系统地介绍了白石岩硅灰石矿床地质特征。

6.Advances of research on the composition, order disorder, defect structure, thermodynamic behaviors and application of sillimanite are reviewed.

对矽线石的成分、有序—无序、缺陷结构、热力学行为及应用研究进展作了综述。

7.Researchers are studying how sillimanite (西利曼石) forms under different pressure conditions.

研究人员正在研究sillimanite（西利曼石）在不同压力条件下的形成过程。

8.In metamorphic rocks, sillimanite (西利曼石) can indicate high-temperature conditions.

在变质岩中，sillimanite（西利曼石）可以指示高温条件。

9.The presence of sillimanite (西利曼石) in the sample suggests a specific geological history.

样本中存在sillimanite（西利曼石）暗示了特定的地质历史。

10.The geologist identified the mineral as sillimanite (西利曼石) during the field study.

地质学家在实地考察中将这种矿物鉴定为sillimanite（西利曼石）。

11.The crystal structure of sillimanite (西利曼石) makes it valuable for certain industrial applications.

由于其晶体结构，sillimanite（西利曼石）在某些工业应用中具有重要价值。

作文

Sillimanite is a fascinating mineral that plays a significant role in the field of geology and material science. It is an aluminosilicate mineral with the chemical formula Al2SiO5, which means it consists primarily of aluminum, silicon, and oxygen. Found in metamorphic rocks, sillimanite (西利曼石) forms under high-temperature and high-pressure conditions, making it a key indicator of metamorphic processes. The unique properties of sillimanite make it valuable not only for academic research but also for various industrial applications.Geologically, sillimanite is often associated with other minerals such as kyanite and andalusite, which are also polymorphs of Al2SiO5. The differences in their formation conditions lead to variations in their physical properties, such as hardness and crystal structure. While kyanite is typically found in low-pressure environments, sillimanite forms at higher temperatures, which makes it an important mineral for understanding the thermal history of metamorphic rocks.The color of sillimanite can vary widely, ranging from yellowish-brown to green or even colorless. This variability is due to the presence of different trace elements within the mineral. For instance, iron can impart a darker hue, while the absence of impurities may result in a more transparent appearance. The aesthetic qualities of sillimanite have made it a sought-after gemstone in some markets, although it is less commonly used than its more famous cousins like sapphires or rubies.In addition to its geological significance, sillimanite has practical applications in various industries. Its high melting point and resistance to thermal shock make it an excellent material for refractory products, which are used in high-temperature environments, such as furnaces and kilns. Furthermore, sillimanite can be used in the production of ceramics and glass, where its properties help improve the durability and strength of the final products.Research on sillimanite continues to expand our understanding of metamorphic processes and the conditions under which different minerals form. Scientists study sillimanite to gain insights into the tectonic activities that shape our planet and to explore the potential for discovering new mineral deposits. Additionally, the study of sillimanite contributes to the broader understanding of Earth’s crust and its evolution over geological time scales.In conclusion, sillimanite (西利曼石) is more than just a mineral; it is a window into the dynamic processes that shape the Earth. Its formation under extreme conditions and its diverse applications highlight the importance of this mineral in both natural and industrial contexts. As we continue to explore the properties and uses of sillimanite, we uncover more about the complex interactions between geology, material science, and the environment. Understanding sillimanite not only enriches our knowledge of geology but also enhances our ability to utilize this remarkable mineral in various technological advancements.

西利曼石是一种迷人的矿物，在地质学和材料科学领域中扮演着重要角色。它是一种铝硅酸盐矿物，化学式为Al2SiO5，这意味着它主要由铝、硅和氧组成。西利曼石通常存在于变质岩中，在高温和高压条件下形成，因此它是变质过程的重要指示器。西利曼石独特的性质使其不仅对学术研究有价值，也对各种工业应用至关重要。在地质学上，西利曼石通常与其他矿物如蓝晶石和安达卢石相关，它们也是Al2SiO5的多形体。这些矿物的形成条件差异导致了它们在物理性质上的变化，例如硬度和晶体结构。虽然蓝晶石通常在低压环境中发现，但西利曼石则在较高温度下形成，这使得它成为理解变质岩热历史的重要矿物。西利曼石的颜色可以广泛变化，从黄褐色到绿色，甚至无色。这种变化性是由于矿物中不同微量元素的存在。例如，铁可以赋予矿物更深的色调，而杂质的缺失可能导致矿物外观更加透明。西利曼石的美学特性使其在某些市场上成为一种受欢迎的宝石，尽管它的使用不如蓝宝石或红宝石等更著名的矿物常见。除了地质学意义外，西利曼石在各个行业中也有实际应用。它的高熔点和耐热冲击性使其成为耐火产品的优良材料，这些产品用于高温环境，如炉子和窑。此外，西利曼石还可用于陶瓷和玻璃的生产，其中它的特性有助于提高最终产品的耐用性和强度。对西利曼石的研究不断扩展我们对变质过程及不同矿物形成条件的理解。科学家们研究西利曼石，以深入了解塑造我们星球的构造活动，并探索发现新矿藏的潜力。此外，西利曼石的研究有助于更广泛地理解地球的地壳及其在地质时间尺度上的演变。总之，西利曼石不仅仅是一种矿物；它是观察塑造地球的动态过程的窗口。它在极端条件下的形成以及其多样的应用突显了这种矿物在自然和工业背景中的重要性。随着我们继续探索西利曼石的性质和用途，我们揭示了关于地质、材料科学和环境之间复杂相互作用的更多信息。理解西利曼石不仅丰富了我们对地质学的知识，也增强了我们在各种技术进步中利用这种非凡矿物的能力。