peridotite

简明释义

英[ˌperɪˈdəʊtaɪt]美[ˌperɪˈdoʊtaɪt]

n. [岩] 橄榄岩

英英释义

单词用法

同义词

反义词

例句

1.Like basalt, peridotite chemically reacts with carbon dioxide-saturated water to quickly form minerals, some of which contain carbon.

橄榄岩像玄武岩一样和二氧化碳饱和溶液发生化学反应后能迅速生成矿物质，其中一些含有碳。

2.The chromite deposits in the muskox complex occur only in feldspathic peridotite.

在穆斯·科克斯杂岩体中，铬铁矿矿层仅产于长石质橄榄岩中。

3.This paper reported the result of trace dement composition and distribution at micro area of melt from mantle metasomatism of peridotite in the Shuanggou ophiolite.

用质子探针技术对双沟地幔交代熔融物的微区微量元素进行了测定。

4.Peridotite can also be found at the surface in other parts of the world, including some Pacific islands, along the coasts of Greece and Croatia, and in smaller deposits in America.

橄榄岩也可以在地表的其他地方找到，包括一些太平洋岛屿，希腊和克罗地亚的沿岸，和美国的一些较小的矿场上。

5.The ophiolite massifs are composed of mantle peridotite that is mainly harzburgite and dunite, and lacked of crust magmatite within the typical ophiolite suite.

该蛇绿岩带的岩体由地幔橄榄岩组成，主要岩石类型是方辉橄榄岩和纯橄榄岩，缺少典型蛇绿岩剖面中的洋壳单元。

6.The ultramafic intrusive complex is composed of dunite, peridotite, pyroxenite, gabbro and their metamorphic products.

超镁铁质侵入杂岩体由纯橄岩，橄榄岩，辉石岩，辉长岩及它们的变质产物组成。

7.The geologist discovered a large deposit of peridotite 橄榄岩 in the mountain range.

地质学家在山脉中发现了一大块橄榄岩的矿藏。

8.Samples of peridotite 橄榄岩 were collected for further analysis.

样本中的橄榄岩被收集以供进一步分析。

9.The mantle is primarily composed of peridotite 橄榄岩, which is rich in magnesium and iron.

地幔主要由橄榄岩组成，富含镁和铁。

10.Research shows that peridotite 橄榄岩 can influence the formation of diamonds.

研究表明，橄榄岩可以影响钻石的形成。

11.The volcanic rock was found to contain fragments of peridotite 橄榄岩 from deep within the Earth.

这块火山岩被发现含有来自地球深处的橄榄岩碎片。

作文

The Earth is a complex and dynamic planet, composed of various layers that each play a crucial role in its geology. One of the most significant components of the Earth's mantle is a type of rock known as peridotite (辉长岩). This igneous rock is primarily composed of olivine, along with other minerals such as pyroxene and garnet. Understanding peridotite is essential for geologists who study the processes that shape our planet's interior and surface. First and foremost, peridotite serves as a primary source of the Earth's mantle material. The mantle, which lies beneath the Earth's crust, is responsible for many geological phenomena, including volcanic activity and plate tectonics. When peridotite undergoes partial melting, it can produce magma that leads to the formation of basaltic lava during volcanic eruptions. This process is vital for the creation of new crust and the recycling of materials within the Earth. Moreover, peridotite is not just significant for its role in magma production; it also provides insights into the conditions present deep within the Earth. The mineral composition of peridotite reflects the temperature and pressure conditions of the mantle. By studying samples of peridotite brought to the surface through tectonic activity or volcanic eruptions, scientists can infer the thermal and chemical state of the mantle. This information helps us understand the dynamics of Earth's interior and how it influences surface processes. In addition to its geological importance, peridotite has economic value as well. Some types of peridotite are rich in valuable minerals, including chromium and nickel. These minerals are essential for various industrial applications, such as the production of stainless steel. As a result, certain regions where peridotite is prevalent have become important mining sites, contributing to local economies. Furthermore, the study of peridotite extends beyond geology and economics; it also plays a role in understanding the potential for life on other planets. For instance, researchers have been investigating the possibility of subsurface life in rocky environments similar to those found on Earth. The unique properties of peridotite and its interactions with water could provide clues about the habitability of extraterrestrial environments, such as those on Mars or Europa, one of Jupiter's moons. In conclusion, peridotite (辉长岩) is a fascinating and significant rock type that offers valuable insights into the Earth's geology, economic resources, and even the potential for life beyond our planet. Its presence in the mantle underscores the intricate processes that shape our world, while its mineral wealth highlights its importance in industry. As scientists continue to explore the mysteries of peridotite, we gain a deeper appreciation for the complexities of our planet and the universe beyond.

地球是一个复杂而动态的星球，由各种层次组成，每一层都在其地质中发挥着至关重要的作用。地球的地幔中最重要的组成部分之一是一种称为peridotite（辉长岩）的岩石。这种火成岩主要由橄榄石组成，还有其他矿物如辉石和石榴石。理解peridotite对研究塑造我们星球内部和表面过程的地质学家至关重要。 首先，peridotite作为地球地幔物质的主要来源。地幔位于地壳之下，负责许多地质现象，包括火山活动和板块构造。当peridotite发生部分熔融时，可以产生导致火山喷发期间形成玄武岩熔岩的岩浆。这个过程对于新地壳的形成和地球内部材料的循环至关重要。 此外，peridotite不仅因其在岩浆生产中的作用而重要；它还提供了关于地球深处存在条件的见解。peridotite的矿物组成反映了地幔的温度和压力条件。通过研究通过构造活动或火山喷发带到地表的peridotite样本，科学家可以推断出地幔的热状态和化学状态。这些信息帮助我们理解地球内部的动力学及其如何影响表面过程。 除了其地质重要性外，peridotite也具有经济价值。某些类型的peridotite富含有价值的矿物，包括铬和镍。这些矿物对于各种工业应用至关重要，例如不锈钢的生产。因此，某些peridotite丰富的地区已成为重要的矿业地点，为当地经济做出了贡献。 此外，peridotite的研究超越了地质学和经济学；它还在理解其他行星上生命的潜力方面发挥着作用。例如，研究人员一直在调查类似于地球上岩石环境的地下生命的可能性。peridotite独特的性质及其与水的相互作用可能为外星环境的宜居性提供线索，例如火星或木星的卫星欧罗巴。 总之，peridotite（辉长岩）是一种迷人且重要的岩石类型，为我们提供了对地球地质、经济资源甚至我们星球以外生命潜力的宝贵见解。它在地幔中的存在突显了塑造我们世界的复杂过程，而其矿产财富则强调了它在工业中的重要性。随着科学家们继续探索peridotite的奥秘，我们对我们星球和宇宙复杂性的理解将不断加深。