corundum rock

简明释义

刚玉岩;

英英释义

例句

1.In geology class, we learned how to identify corundum rock by its unique crystal structure.

在地质课上，我们学习了如何通过其独特的晶体结构来识别刚玉岩。

2.Jewelry makers often use corundum rock to create stunning gemstones like sapphires and rubies.

珠宝商常常使用刚玉岩制作出令人惊艳的宝石，如蓝宝石和红宝石。

3.Mining companies are exploring new sites for corundum rock extraction.

矿业公司正在探索新的地点以提取刚玉岩。

4.The geologist discovered a large deposit of corundum rock in the mountainous region.

地质学家在山区发现了一大块刚玉岩的矿藏。

5.The hardness of corundum rock makes it ideal for industrial abrasives.

刚玉岩的硬度使其成为理想的工业磨料。

作文

Corundum is a crystalline form of aluminum oxide, and it is known for its hardness and durability. When we refer to corundum rock (刚玉岩), we are talking about a type of rock that contains corundum as its primary mineral. This rock is often found in metamorphic environments where high pressure and temperature conditions are prevalent. The presence of corundum rock (刚玉岩) is significant not only because of its physical properties but also due to its economic value. Corundum is the second hardest natural mineral after diamond, which makes it an essential material in various industrial applications such as abrasives and cutting tools.The formation of corundum rock (刚玉岩) typically occurs in regions where there is a high concentration of aluminum-bearing minerals. During metamorphism, these minerals undergo changes under extreme heat and pressure, resulting in the crystallization of corundum. The rocks can vary in color, with some being transparent and others displaying hues of red, blue, or yellow, depending on the impurities present. The most well-known varieties of corundum are sapphires and rubies, which are prized gemstones derived from corundum rock (刚玉岩).In addition to its aesthetic appeal, corundum rock (刚玉岩) plays a crucial role in geology and earth sciences. Geologists study these rocks to understand the conditions under which they formed, providing insights into the geological history of an area. The presence of corundum rock (刚玉岩) can indicate past tectonic activity, as these rocks often form in regions affected by continental collision and subduction.Furthermore, the mining and processing of corundum rock (刚玉岩) have economic implications. Countries rich in corundum deposits can benefit from its extraction, leading to job creation and revenue generation. However, this also raises environmental concerns, as mining activities can lead to habitat destruction and pollution. Therefore, sustainable practices must be implemented to ensure that the benefits of corundum rock (刚玉岩) extraction do not come at the cost of ecological balance.In conclusion, corundum rock (刚玉岩) is a fascinating subject within geology and mineralogy. Its formation, properties, and economic significance make it an important area of study. Whether one is interested in the beauty of its gemstones or the scientific understanding of its formation, corundum rock (刚玉岩) represents a unique intersection of nature's artistry and geological processes. As we continue to explore and understand this remarkable rock, we must also consider our responsibility towards sustainable practices in its extraction and use, ensuring that we preserve the environment for future generations.

刚玉是一种铝氧化物的晶体形式，以其硬度和耐用性而闻名。当我们提到刚玉岩（corundum rock）时，我们在谈论一种以刚玉为主要矿物的岩石。这种岩石通常在高压和高温条件下的变质环境中发现。刚玉岩（corundum rock）的存在不仅因其物理特性而重要，还因其经济价值。刚玉是仅次于钻石的第二硬天然矿物，这使它在各种工业应用中成为重要材料，如磨料和切削工具。刚玉岩（corundum rock）的形成通常发生在铝含量丰富的矿物区域。在变质过程中，这些矿物在极端的热和压力下发生变化，导致刚玉的结晶。这些岩石的颜色可以有所不同，有些是透明的，有些则显示红色、蓝色或黄色的色调，具体取决于存在的杂质。最著名的刚玉品种是蓝宝石和红宝石，它们是从刚玉岩（corundum rock）中提取的珍贵宝石。除了其美学吸引力外，刚玉岩（corundum rock）在地质学和地球科学中也起着至关重要的作用。地质学家研究这些岩石以了解它们形成的条件，从而提供对某一地区地质历史的洞察。刚玉岩（corundum rock）的存在可能表明过去的构造活动，因为这些岩石通常在大陆碰撞和俯冲影响的地区形成。此外，刚玉岩（corundum rock）的开采和加工具有经济意义。富含刚玉矿床的国家可以通过其开采获益，创造就业机会并产生收入。然而，这也引发了环境问题，因为采矿活动可能导致栖息地破坏和污染。因此，必须实施可持续实践，以确保刚玉岩（corundum rock）开采的利益不会以生态平衡为代价。总之，刚玉岩（corundum rock）是地质学和矿物学中的一个迷人主题。它的形成、特性和经济重要性使其成为一个重要的研究领域。无论一个人是对其宝石的美丽感兴趣还是对其形成的科学理解感兴趣，刚玉岩（corundum rock）都代表了自然艺术与地质过程之间的独特交汇点。随着我们继续探索和理解这种非凡的岩石，我们还必须考虑在其开采和使用中对可持续实践的责任，确保我们为后代保护环境。