laccolith

简明释义

英[ˈlækəlɪθ]美[ˈlækəˌlɪθ;ˈlækəlɪθ]

n. 岩盘；岩盖

英英释义

单词用法

同义词

反义词

例句

1.Occurrence: dike, sill, laccolith, lopolith, stock and batholith.

产状的定义、岩脉、岩床、岩盖、岩盆、岩株和岩基。

2.Occurrence: dike, sill, laccolith, lopolith, stock and batholith.

产状的定义、岩脉、岩床、岩盖、岩盆、岩株和岩基。

3.During the field trip, we observed a classic example of a laccolith 岩顶 rising above the surrounding landscape.

在实地考察中，我们观察到一个典型的岩顶例子，它高耸于周围的地形之上。

4.Scientists believe that the formation of a laccolith 岩顶 can indicate the presence of valuable minerals below the surface.

科学家们认为，岩顶的形成可能表明地下存在有价值的矿物。

5.The geologist explained that a laccolith 岩顶 forms when magma intrudes between layers of sedimentary rock.

地质学家解释说，岩顶是在岩浆侵入沉积岩层之间时形成的。

6.In the national park, we hiked to see the impressive laccolith 岩顶 that has been shaped by erosion over millions of years.

在国家公园，我们徒步旅行去看那座经过数百万年侵蚀而形成的壮观的岩顶。

7.The laccolith 岩顶 in this region is a popular subject for geological studies.

这个地区的岩顶是地质研究的热门课题。

作文

In the study of geology, various terms describe different rock formations and their origins. One such term is laccolith, which refers to a type of igneous intrusion that forms when magma pushes its way between layers of sedimentary rock, causing the overlying strata to bulge upwards. This geological phenomenon is quite fascinating because it illustrates the dynamic processes that shape our planet's crust. The formation of a laccolith usually occurs at shallow depths, where the pressure from the accumulating magma can create enough force to deform the surrounding rock layers. The size of a laccolith can vary significantly, ranging from small, localized structures to massive formations that can cover several square kilometers. The material that makes up a laccolith is typically granitic in composition, although it can also consist of other types of igneous rock. Understanding how these structures form and evolve is crucial for geologists who study volcanic activity and the history of the Earth’s crust.Laccoliths are often associated with mountain-building events and can provide insights into the tectonic forces at play during their formation. For instance, the presence of a laccolith can indicate that significant geological stress was exerted on the Earth's crust, leading to the uplift of surrounding areas. Many well-known examples of laccoliths exist around the world, including the Henry Mountains in Utah, USA, which are famous for their striking laccolithic formations.The study of laccoliths not only helps in understanding past geological events but also has implications for natural resource exploration. Since these formations can be associated with mineral deposits, geologists often investigate laccoliths when searching for valuable resources such as copper, gold, and other minerals. The economic significance of these structures cannot be understated, as they can lead to the discovery of new mining opportunities.In addition to their geological importance, laccoliths also contribute to the scenic beauty of landscapes. Many regions with prominent laccoliths attract tourists and nature enthusiasts, drawn by the unique geological features and the stunning vistas they create. Hiking trails often lead to the summits of these formations, providing breathtaking views of the surrounding terrain and showcasing the power of natural processes.In conclusion, the term laccolith encapsulates a fascinating aspect of geology that encompasses both the scientific understanding of Earth's processes and the appreciation of natural beauty. By studying laccoliths, we gain insight into the complex interactions between magma and sedimentary layers, the forces that shape our planet, and the potential resources hidden within these geological structures. Whether viewed through the lens of science or enjoyed as part of the natural landscape, laccoliths hold a significant place in our understanding of Earth's geological history and its ongoing evolution.

在地质学的研究中，各种术语描述不同的岩石构造及其起源。其中一个术语是laccolith，指的是一种火成岩侵入体，当岩浆在沉积岩层之间推进时，导致上覆岩层向上隆起，从而形成的岩石结构。这种地质现象非常迷人，因为它展示了塑造我们星球地壳的动态过程。laccolith的形成通常发生在较浅的深度，在那里，积聚的岩浆产生的压力足以使周围岩层变形。laccolith的大小可以显著变化，从小型局部结构到覆盖数平方公里的大规模构造不等。构成laccolith的材料通常为花岗岩成分，尽管它也可以由其他类型的火成岩组成。理解这些结构是如何形成和演变的，对于研究火山活动和地球地壳历史的地质学家至关重要。laccoliths常与造山事件相关联，可以为了解其形成过程中所发挥的构造力量提供见解。例如，laccolith的存在可能表明地球地壳上施加了显著的地质应力，从而导致周围地区的隆起。世界各地有许多著名的laccoliths实例，包括美国犹他州的亨利山脉，以其引人注目的拉克洛利特构造而闻名。对laccoliths的研究不仅有助于理解过去的地质事件，还有对自然资源勘探的影响。由于这些构造可能与矿物沉积有关，地质学家在寻找有价值的资源（如铜、金和其他矿物）时，通常会调查laccoliths。这些结构的经济意义不容低估，因为它们可以导致新采矿机会的发现。除了地质的重要性外，laccoliths还为景观的自然美增添了色彩。许多拥有显著laccoliths的地区吸引游客和自然爱好者，他们被独特的地质特征和它们创造的壮丽景色所吸引。徒步旅行小径通常通向这些构造的顶峰，提供周围地形的绝美视野，并展示自然过程的力量。总之，术语laccolith概括了地质学的一个迷人方面，既包括对地球过程的科学理解，也包括对自然之美的欣赏。通过研究laccoliths，我们获得了关于岩浆与沉积层之间复杂相互作用的深刻见解，塑造我们星球的力量，以及隐藏在这些地质结构中的潜在资源。无论是从科学的角度看，还是作为自然风景的一部分欣赏，laccoliths在我们理解地球的地质历史及其持续演变中占据了重要的位置。