braunite

简明释义

英[ˈbraʊnaɪt]美[brɑːʌˈnaɪt]

n. 褐锰矿；布氏体；布劳奈铁

英英释义

单词用法

同义词

反义词

例句

1.Ore minerals are composed of psilomelane, pyrolusite, braunite, rhodochrosite and manganocalcite and gangue minerals are composed of magnetite, goethite and pyrite and so on.

矿石矿物主要有硬锰矿、软锰矿、褐锰矿、菱锰矿、钙菱锰矿等。脉石矿物主要有磁铁矿、针铁矿、黄铁矿等。

2.Ore minerals are composed of psilomelane, pyrolusite, braunite, rhodochrosite and manganocalcite and gangue minerals are composed of magnetite, goethite and pyrite and so on.

矿石矿物主要有硬锰矿、软锰矿、褐锰矿、菱锰矿、钙菱锰矿等。脉石矿物主要有磁铁矿、针铁矿、黄铁矿等。

3.In the mining industry, braunite is extracted for its valuable metal content.

在采矿行业中，褐锰矿因其宝贵的金属含量而被提取。

4.Geologists often study braunite to understand the formation of manganese deposits.

地质学家经常研究褐锰矿以了解锰沉积的形成。

5.During our field trip, we discovered a large deposit of braunite near the riverbank.

在我们的实地考察中，我们在河岸附近发现了大量的褐锰矿沉积。

6.The presence of braunite in the rock samples indicates a high concentration of manganese.

岩石样本中存在褐锰矿表明锰的浓度很高。

7.The mineral sample we analyzed contained a significant amount of braunite, which is known for its manganese content.

我们分析的矿物样本中含有大量的褐锰矿，它以其锰含量而闻名。

作文

Braunite is a fascinating mineral that has intrigued geologists and mineralogists alike for centuries. This manganese oxide mineral, with the chemical formula Mn2+Mn4+O8, is primarily found in metamorphic rocks and is often associated with other manganese-bearing minerals. The name braunite originates from the German mineralogist Johann Heinrich Braun, who first described it in the early 19th century. Its unique characteristics make it an essential subject of study for those interested in mineralogy and geology. braunite (布劳石) is known for its distinctive dark brown to black color, which can sometimes exhibit a metallic luster. This striking appearance not only makes it visually appealing but also serves as a key identifier for those studying the mineral. The hardness of braunite ranges between 5.5 and 6.5 on the Mohs scale, which means it is relatively hard compared to many other minerals. This hardness contributes to its durability and resistance to weathering, allowing it to persist in natural environments over long periods of time.One of the most significant aspects of braunite is its role in the manganese industry. Manganese is a crucial element used in steel production, batteries, and various alloys. The presence of braunite in manganese deposits indicates the potential for extracting this valuable resource. Geologists often use the presence of braunite as a marker for locating high-grade manganese ores. This mineral not only signifies the abundance of manganese but also provides insights into the geological processes that formed these deposits.In addition to its economic importance, braunite also offers valuable information about the Earth's geological history. The formation of braunite typically occurs under specific conditions, such as high temperatures and pressures, which are often found in metamorphic environments. Studying the formation and alteration of braunite can help scientists understand the tectonic activities and environmental changes that have occurred over millions of years. For example, the presence of braunite in certain regions can indicate past volcanic activity or the influence of hydrothermal systems, providing clues about the dynamic nature of our planet.Moreover, braunite can also be a subject of interest for collectors and enthusiasts. Its rarity and unique properties make it a sought-after specimen in mineral collections. Enthusiasts often seek out braunite for its aesthetic appeal and as a representation of the fascinating geological processes that create such minerals. Collecting braunite can serve as a gateway for individuals to learn more about geology, mineralogy, and the broader context of Earth's formation.In conclusion, braunite is much more than just a mineral; it is a window into the Earth's past and a vital resource for various industries. Its unique properties and significance in both geological studies and economic applications make it an essential topic for anyone interested in the natural sciences. Whether one is a professional geologist, a student, or a hobbyist, understanding braunite can deepen one's appreciation for the complexities of the Earth and the minerals that compose it. As we continue to explore and study minerals like braunite, we unlock further mysteries of our planet's history and resources.

布劳石是一种迷人的矿物，几个世纪以来一直吸引着地质学家和矿物学家的兴趣。这种锰氧化矿物的化学式为Mn2+Mn4+O8，主要存在于变质岩中，通常与其他含锰矿物相关联。braunite（布劳石）这个名字源自德国矿物学家约翰·海因里希·布劳恩，他在19世纪初首次描述了它。它独特的特性使其成为那些对矿物学和地质学感兴趣的研究对象。braunite以其独特的深棕色到黑色而闻名，有时可以展现出金属光泽。这种引人注目的外观不仅使其在视觉上具有吸引力，还作为研究该矿物的关键标志。braunite的硬度在摩氏硬度表上介于5.5到6.5之间，这意味着它相对于许多其他矿物来说相对较硬。这种硬度有助于其耐久性和抗风化能力，使其能够在自然环境中长期存在。braunite最重要的方面之一是它在锰工业中的作用。锰是用于钢铁生产、电池和各种合金的重要元素。braunite在锰矿床中的存在表明提取这种宝贵资源的潜力。地质学家经常使用braunite的存在作为寻找高品位锰矿的标志。这种矿物不仅象征着锰的丰富性，还提供了形成这些矿床的地质过程的见解。除了经济重要性之外，braunite还提供了有关地球地质历史的宝贵信息。braunite的形成通常发生在特定条件下，如高温和高压，这些条件通常存在于变质环境中。研究braunite的形成和变化可以帮助科学家了解数百万年来发生的构造活动和环境变化。例如，在某些地区发现braunite可能表明过去的火山活动或热液系统的影响，从而提供关于我们星球动态性质的线索。此外，braunite也可以成为收藏家和爱好者感兴趣的对象。它的稀有性和独特特性使其成为矿物收藏中的热门标本。爱好者们常常寻求braunite，因为它的美学吸引力以及作为展示创造这种矿物的迷人地质过程的代表。收集braunite可以作为个人学习更多关于地质学、矿物学和地球形成更广泛背景的一个入口。总之，braunite不仅仅是一种矿物；它是通往地球过去的窗口，也是各个行业的重要资源。它独特的特性以及在地质研究和经济应用中的重要性使其成为任何对自然科学感兴趣的人必不可少的话题。无论是专业地质学家、学生还是爱好者，理解braunite都可以加深对地球复杂性及其组成矿物的欣赏。随着我们继续探索和研究像braunite这样的矿物，我们解锁了我们星球历史和资源的进一步奥秘。