basalt obsidian

简明释义

1. 玄武黑曜岩; 2. 碎云玻璃;

英英释义

例句

1.During our hike, we found a piece of basalt obsidian near the volcanic rocks.

在我们的徒步旅行中，我们在火山岩附近发现了一块玄武岩黑曜石。

2.Archaeologists often study basalt obsidian artifacts to understand ancient cultures.

考古学家经常研究玄武岩黑曜石文物，以了解古代文化。

3.In geology class, we learned that basalt obsidian forms when lava cools rapidly.

在地质课上，我们了解到玄武岩黑曜石是在熔岩迅速冷却时形成的。

4.The artist chose basalt obsidian for her sculpture due to its unique texture.

这位艺术家选择了玄武岩黑曜石作为她雕塑的材料，因为它独特的质感。

5.The ancient tools were made from basalt obsidian, which is known for its sharp edges.

这些古代工具是用玄武岩黑曜石制成的，以其锋利的边缘而闻名。

作文

The study of geological formations often reveals fascinating insights into the Earth's history and the processes that shape our planet. One such intriguing formation is basalt obsidian, a type of volcanic glass that forms when lava cools rapidly. This unique material not only captures the imagination of geologists but also serves practical purposes in various fields, including art and technology.To understand basalt obsidian better, we must first explore its origins. When a volcano erupts, it expels molten rock, or magma, which can flow out as lava. If this lava cools slowly, it crystallizes into rocks like basalt. However, when it cools quickly, as it does when it comes into contact with water or air, it solidifies into a glassy substance known as basalt obsidian. This rapid cooling prevents the formation of crystals, resulting in a smooth, shiny surface that is highly valued for its aesthetic qualities.Historically, basalt obsidian has been used by various cultures for tool-making due to its sharp edges when fractured. Ancient civilizations, such as the Aztecs and the Mayans, utilized this material for crafting weapons and ceremonial artifacts. The sharpness of basalt obsidian made it an ideal choice for cutting tools, and its beauty made it a sought-after material for decorative objects.In modern times, basalt obsidian continues to be significant in both scientific research and artistic endeavors. Geologists study basalt obsidian to understand volcanic activity and the conditions under which it forms. Its unique properties allow scientists to glean information about the temperature and pressure conditions during its formation, contributing to our understanding of volcanic processes.Moreover, artists and craftsmen have embraced basalt obsidian for its striking appearance. Jewelry designers incorporate it into their creations, while sculptors appreciate its ability to be polished to a high sheen. The contrast of the dark, glassy surface of basalt obsidian against other materials makes it a popular choice for contemporary art pieces.In addition to its aesthetic and practical applications, basalt obsidian has also found a place in technology. For instance, some medical instruments utilize blades made from basalt obsidian due to their unparalleled sharpness, which can lead to more precise incisions and less tissue damage during surgeries. This application highlights the material's versatility and importance in various fields.In conclusion, basalt obsidian is a remarkable geological formation that offers insights into the Earth's volcanic activity and serves multiple purposes in art and technology. Its unique characteristics, historical significance, and modern applications make it a subject of interest for both scientists and artists alike. By studying basalt obsidian, we gain a deeper appreciation for the natural world and the materials it provides us, illustrating the intricate connections between geology, culture, and innovation.

地质形成的研究常常揭示出对地球历史及塑造我们星球的过程的迷人见解。其中一种引人入胜的形成是玄武岩黑曜石，这是一种当熔岩迅速冷却时形成的火山玻璃。这种独特的材料不仅吸引着地质学家的想象力，还在艺术和技术等多个领域发挥着实际用途。要更好地理解玄武岩黑曜石，我们首先必须探讨它的起源。当火山爆发时，它会喷出熔融的岩石或岩浆，这些岩浆可以作为熔岩流出。如果这些熔岩缓慢冷却，它们会结晶成像玄武岩这样的岩石。然而，当熔岩快速冷却时，例如与水或空气接触时，它会固化成一种玻璃状物质，称为玄武岩黑曜石。这种快速冷却阻止了晶体的形成，导致形成光滑、闪亮的表面，这种表面因其美学特性而受到高度重视。历史上，玄武岩黑曜石因其锋利的边缘而被各种文化用于工具制造。古代文明，如阿兹特克人和玛雅人，利用这种材料制作武器和仪式艺术品。玄武岩黑曜石的锋利使其成为切割工具的理想选择，而其美丽则使其成为装饰物品的热门材料。在现代，玄武岩黑曜石在科学研究和艺术创作中继续发挥重要作用。地质学家研究玄武岩黑曜石以了解火山活动及其形成条件。其独特的特性使科学家能够获取有关其形成过程中温度和压力条件的信息，从而有助于我们理解火山过程。此外，艺术家和工匠也因其引人注目的外观而青睐玄武岩黑曜石。珠宝设计师将其融入创作中，而雕塑家则欣赏其能够被抛光至高光泽的能力。玄武岩黑曜石那种深色、光滑的表面与其他材料形成的对比，使其成为当代艺术作品的热门选择。除了其美学和实用应用外，玄武岩黑曜石在技术领域也找到了立足之地。例如，一些医疗仪器利用由玄武岩黑曜石制成的刀片，因为它们无与伦比的锋利度可以导致更精确的切口并减少手术中的组织损伤。这一应用突显了这种材料在各个领域的多样性和重要性。总之，玄武岩黑曜石是一种非凡的地质形成，提供了对地球火山活动的见解，并在艺术和技术中发挥多重作用。其独特的特征、历史意义和现代应用使其成为科学家和艺术家共同关注的主题。通过研究玄武岩黑曜石，我们更加深入地欣赏自然界及其提供给我们的材料，展示了地质学、文化和创新之间错综复杂的联系。