petrogenesis

简明释义

英[ˌpetrəʊˈdʒenɪsɪs]美[ˌpetrəˈdʒenəsɪs]

n. 岩石发展学，[岩] 岩石成因论

英英释义

单词用法

同义词

反义词

例句

1.This paper stresses the study on the petrology, mineralogy, petrochemistry, REE geochemistry, age and petrogenesis of the jadeite-cancrinite syenite.

本文着重讨论硬玉钙霞正长岩的岩石学、矿物学、岩石化学、REE地球化学、时代及岩石成因。

2.The study result is important evidence for collating and stipulating the characteristic of multi-period and multi-phase about petrogenesis – mineralization of Huangshaping lead-zinc ores.

测定结果为开展黄沙坪铅锌多金属矿成岩成矿作用具有多期多阶段性特点的厘定提供了重要的依据。

3.In the arc petrogenesis system such melting conditions are most likely to occur in the initial stage of slab subduct ion.

在岩浆弧岩石成因体系中，这样的熔融条件最可能出现在板块俯冲的初始阶段。

4.In the arc petrogenesis system, such melting conditions are most likely to occur in the initial stage of slab subduction.

在岩浆弧岩石成因体系中，这样的熔融条件最可能出现在板块俯冲的初始阶段。

5.[Zhang H. F. Research on geochemical characteristics and petrogenesis of kimberlite in Tieling, Liaoning Province. Geoscience 7 (4) (1993), 458-464].

张宏福。辽宁省铁岭地区金伯利岩的地球化学特征及其成因初探。现代地质7 (4)(1993)，458 - 464。

6.In the arc petrogenesis system such melting conditions are most likely to occur in the initial stage of slab subduction.

在岩浆弧岩石成因体系中，这样的熔融条件最可能出现在板块俯冲的初始阶段。

7.Igneous petrogenesis of ophiolites can not be explained by a simple model. It is studied that igneous petrogenesis of ophiolites are multi-genesis.

蛇绿岩的岩浆成因并不能用一种简单的模式来解释，研究表明蛇绿岩岩浆具多成因。

8.Meanwhile, it is also most significative for us to understand the petrogenesis of high-Fe magnesian rocks discovered from southern Taihang Mountains and other regions, in China.

同时，对于最近在我国南太行山地区及其它地区发现的具有高铁镁特征岩石的研究具有极其重要的意义。

9.The study result is important evidence for collating and stipulating the characteristic of multi-period and multi-phase about petrogenesis – mineralization of Huangshaping lead-zinc ores.

测定结果为开展黄沙坪铅锌多金属矿成岩成矿作用具有多期多阶段性特点的厘定提供了重要的依据。

10.This has significant implications for TTG petrogenesis, I-type granite origin and continental crust evolution.

这对TTG岩石的成因、I型花岗岩的形成以及陆壳成分的演化都有着重要的意义。

11.The process of petrogenesis involves various geological and chemical factors.

岩石生成过程涉及多种地质和化学因素。

12.The study of petrogenesis helps geologists understand how different types of rocks are formed.

对岩石生成的研究帮助地质学家理解不同类型岩石是如何形成的。

13.Research in petrogenesis can provide insights into the Earth's history.

对岩石生成的研究可以提供对地球历史的洞察。

14.Understanding petrogenesis is crucial for identifying mineral resources.

理解岩石生成对识别矿产资源至关重要。

15.The volcanic rocks' petrogenesis was studied to understand their eruption history.

火山岩的岩石生成被研究以了解其喷发历史。

作文

The study of rocks and their origins is a fascinating field that encompasses various scientific disciplines. One of the key concepts in this area is petrogenesis, which refers to the processes involved in the formation and evolution of rocks. Understanding petrogenesis is essential for geologists as it helps them decipher the history of the Earth and the processes that have shaped its crust over millions of years.To grasp the importance of petrogenesis, we must first understand the types of rocks that exist on our planet. There are three primary categories: igneous, sedimentary, and metamorphic rocks. Each of these rock types has a unique formation process that falls under the umbrella of petrogenesis. Igneous rocks, for instance, form from the solidification of molten magma or lava. The cooling rate of this molten material significantly influences the texture and mineral composition of the resulting rock. Rapid cooling, such as that which occurs when lava erupts onto the surface, creates fine-grained rocks like basalt. In contrast, slow cooling beneath the Earth's surface results in coarse-grained rocks like granite. The study of petrogenesis allows geologists to determine the conditions under which these rocks formed, providing insights into volcanic activity and tectonic movements.Sedimentary rocks, on the other hand, are formed through the accumulation and compaction of sediments. These sediments can be derived from the weathering of existing rocks, the remains of organisms, or chemical precipitation. The process of petrogenesis in sedimentary rocks involves various stages, including transportation, deposition, and lithification. By examining sedimentary layers, geologists can reconstruct past environments, climate changes, and even biological evolution.Metamorphic rocks arise from the transformation of existing rocks due to heat, pressure, and chemically active fluids. This process, known as metamorphism, alters the mineral composition and structure of the original rock. The concept of petrogenesis in metamorphic rocks highlights the dynamic nature of the Earth's crust, where rocks can change form and characteristics over time. For example, limestone can metamorphose into marble, showcasing the intricate relationships between different rock types.The significance of petrogenesis extends beyond academic interest; it has practical implications in fields such as natural resource exploration, environmental science, and even archaeology. Understanding the processes that govern rock formation can aid in locating valuable minerals, fossil fuels, and groundwater reserves. Furthermore, knowledge of petrogenesis contributes to our understanding of natural hazards, such as earthquakes and volcanic eruptions, allowing for better preparedness and risk management.In conclusion, petrogenesis serves as a fundamental concept in geology, encapsulating the intricate processes that lead to the formation of various rock types. By studying petrogenesis, scientists can unravel the complex history of our planet, providing valuable insights into its past and informing our understanding of present-day geological phenomena. As we continue to explore the depths of the Earth, the study of petrogenesis will undoubtedly remain a vital component of geological research, helping us appreciate the dynamic and ever-changing nature of our planet's crust.

岩石及其起源的研究是一个迷人的领域，涵盖了多个科学学科。在这一领域中，一个关键概念是岩石成因，它指的是岩石形成和演化过程。理解岩石成因对地质学家至关重要，因为它帮助他们解读地球的历史以及塑造其地壳的过程，历经数百万年。要理解岩石成因的重要性，我们首先必须了解我们星球上存在的岩石类型。主要有三类：火成岩、沉积岩和变质岩。这些岩石类型各自具有独特的形成过程，均属于岩石成因的范畴。火成岩，例如，是由熔融的岩浆或岩浆冷却固化而成的。这种熔融物质的冷却速率显著影响最终岩石的纹理和矿物成分。快速冷却，例如，当岩浆喷发到地表时，会形成细粒的玄武岩。相反，在地球表面下缓慢冷却会导致粗粒的花岗岩。对岩石成因的研究使地质学家能够确定这些岩石形成的条件，从而提供有关火山活动和构造运动的见解。另一方面，沉积岩是通过沉积物的积累和压实形成的。这些沉积物可以来自现有岩石的风化、生物遗骸或化学沉淀。沉积岩中的岩石成因过程涉及多个阶段，包括运输、沉积和成岩。通过检查沉积层，地质学家可以重建过去的环境、气候变化，甚至生物进化。变质岩则是由于热、压力和化学活性流体对现有岩石的转化而产生的。这个过程称为变质作用，它改变了原始岩石的矿物成分和结构。变质岩中的岩石成因概念突显了地球地壳的动态特性，岩石可以随着时间的推移而改变形态和特征。例如，石灰岩可以变质为大理石，展示了不同岩石类型之间的复杂关系。岩石成因的重要性不仅限于学术兴趣；它在自然资源勘探、环境科学甚至考古学等领域具有实际意义。理解支配岩石形成的过程可以帮助寻找宝贵的矿产、化石燃料和地下水储备。此外，对岩石成因的认识有助于我们理解自然灾害，如地震和火山喷发，从而有助于更好的准备和风险管理。总之，岩石成因作为地质学中的基本概念，概括了导致各种岩石类型形成的复杂过程。通过研究岩石成因，科学家可以揭示我们星球的复杂历史，为我们对其过去的理解提供有价值的见解，并为我们对当今地质现象的理解提供信息。随着我们继续探索地球的深处，岩石成因的研究无疑将继续成为地质研究的重要组成部分，帮助我们欣赏地球地壳动态和不断变化的本质。