pitchstone

简明释义

英[ˈpɪtʃstəʊn]美[ˈpɪtʃˌston]

n. 松脂石；松脂岩

英英释义

单词用法

同义词

反义词

例句

1.The pearl ore includes the pearlite, shines black the crag and the pitchstone.

珍珠岩矿包括珍珠岩，黑曜岩和松脂岩。

2.The pearl ore includes the pearlite, shines black the crag and the pitchstone.

珍珠岩矿包括珍珠岩，黑曜岩和松脂岩。

3.The geological survey revealed a significant deposit of pitchstone 沥青岩 in the volcanic region.

地质调查显示火山地区有大量的pitchstone 沥青岩沉积。

4.The artist used pitchstone 沥青岩 to create intricate carvings for her exhibition.

这位艺术家使用pitchstone 沥青岩为她的展览创作了精美的雕刻。

5.Archaeologists found tools made from pitchstone 沥青岩 that date back to the Neolithic era.

考古学家发现了用pitchstone 沥青岩制成的工具，追溯到新石器时代。

6.The unique texture of pitchstone 沥青岩 makes it a popular choice for decorative items.

由于其独特的质感，pitchstone 沥青岩成为装饰品的热门选择。

7.In some cultures, pitchstone 沥青岩 is believed to have healing properties.

在某些文化中，人们相信pitchstone 沥青岩具有疗愈特性。

作文

The world of geology is filled with fascinating materials, each telling a story of the Earth's history and processes. One such material is pitchstone, a volcanic glass that has intrigued scientists and rock enthusiasts alike. It is formed from the rapid cooling of lava, which prevents the crystallization of minerals, resulting in a glassy texture. The unique characteristics of pitchstone make it an important subject of study for understanding volcanic activity and the conditions under which different types of rocks are formed.Pitchstone is typically dark in color, often appearing black or dark brown, and has a shiny, glass-like appearance. Its composition can vary, but it primarily consists of silica, which is a common component in many igneous rocks. The presence of other elements, such as iron, can give pitchstone its distinctive hues and contribute to its overall properties. Geologists often examine pitchstone to gain insights into the cooling rates of lava and the environmental conditions during its formation.One of the most interesting aspects of pitchstone is its relationship with other volcanic materials. For instance, it can sometimes be found in close proximity to obsidian, another type of volcanic glass. While both materials are formed from lava, their formation processes differ significantly. Obsidian typically forms from the rapid cooling of lava that is low in water content, while pitchstone can form from more viscous lava that retains higher levels of water and gas. This difference in formation leads to variations in texture and appearance, making each material unique.The historical significance of pitchstone cannot be understated. Archaeological findings indicate that ancient civilizations used pitchstone for tool-making due to its sharp edges when fractured. The ability to create tools from this material showcases the ingenuity of early humans and their understanding of available resources. Today, some artists and craftsmen continue to utilize pitchstone in their work, crafting beautiful pieces that highlight its natural beauty and unique properties.In addition to its practical uses, pitchstone also holds aesthetic value. Its glossy finish and deep colors make it a popular choice among collectors and geologists. Many people enjoy collecting specimens of pitchstone as part of their geological collections, appreciating both its beauty and its scientific significance. The study of pitchstone can provide valuable information about past volcanic eruptions and the geological history of specific regions.In conclusion, pitchstone is much more than just a rock; it is a window into the Earth's volcanic past. Its formation process, unique characteristics, and historical significance make it a captivating subject for both scientific research and artistic expression. As we continue to explore and understand the complexities of our planet, materials like pitchstone remind us of the dynamic forces that shape our world and the stories that lie within the Earth's crust. Whether you are a geologist, a collector, or simply someone with an interest in nature, there is much to appreciate about pitchstone and its role in the grand narrative of our planet's history.

地质学的世界充满了迷人的材料，每一种材料都讲述着地球的历史和过程。其中一种材料是pitchstone，一种火山玻璃，它吸引了科学家和岩石爱好者的关注。它是由熔岩的快速冷却形成的，这种冷却防止了矿物的结晶，导致其具有玻璃状的质地。Pitchstone的独特特性使其成为研究火山活动和不同类型岩石形成条件的重要课题。Pitchstone通常呈暗色，常常看起来是黑色或深棕色，并具有光滑的玻璃状外观。其成分可能有所不同，但主要由二氧化硅组成，这是许多火成岩的常见成分。其他元素的存在，如铁，可以赋予pitchstone独特的色调并影响其整体特性。地质学家经常检查pitchstone以获取有关熔岩冷却速率和形成期间环境条件的见解。Pitchstone最有趣的方面之一是它与其他火山材料的关系。例如，它有时可以在靠近黑曜石的地方发现，黑曜石是另一种类型的火山玻璃。虽然这两种材料都是由熔岩形成的，但它们的形成过程却截然不同。黑曜石通常形成于水分含量较低的熔岩的快速冷却，而pitchstone可以形成于保留较高水分和气体的粘稠熔岩。这种形成过程的差异导致了纹理和外观的变化，使每种材料都独一无二。Pitchstone的历史意义不容小觑。考古发现表明，古代文明利用pitchstone制作工具，因为它在断裂时会形成锋利的边缘。从这种材料中制作工具的能力展示了早期人类的聪明才智及其对可用资源的理解。今天，一些艺术家和工匠继续在他们的作品中利用pitchstone，制作出美丽的作品，突显其自然美和独特特性。除了实用用途外，pitchstone还具有美学价值。其光滑的表面和深色使其成为收藏家和地质学家的热门选择。许多人喜欢收集pitchstone样本作为他们地质收藏的一部分，欣赏其美丽和科学意义。对pitchstone的研究可以提供有关过去火山喷发和特定地区地质历史的宝贵信息。总之，pitchstone不仅仅是一块岩石；它是通往地球火山过去的窗口。其形成过程、独特特性和历史意义使其成为科学研究和艺术表现的迷人主题。随着我们继续探索和理解我们星球的复杂性，像pitchstone这样的材料提醒我们塑造我们世界的动态力量以及地球地壳内蕴藏的故事。无论你是地质学家、收藏家，还是只是对自然感兴趣的人，都能欣赏到pitchstone及其在我们星球历史宏大叙事中的作用。