doleritic

简明释义

英[ˌdɒləˈrɪtɪk]美[dɑləˈrɪtɪk]

adj. 辉绿岩的；深色火成岩的

英英释义

单词用法

同义词

反义词

例句

1.Doleritic veins are made sure of mantle source, which did not mix with upper crust matter.

辉绿岩脉是来自于幔源，没有受到上地壳物质的污染。

2.Doleritic veins are made sure of mantle source, which did not mix with upper crust matter.

辉绿岩脉是来自于幔源，没有受到上地壳物质的污染。

3.In petrology, doleritic 辉绿岩的 rocks are often studied for their cooling history.

在岩石学中，doleritic 辉绿岩的 岩石通常用于研究其冷却历史。

4.The presence of doleritic 辉绿岩的 intrusions can indicate past volcanic activity.

存在doleritic 辉绿岩的 侵入体可能表明过去的火山活动。

5.The geological survey revealed that the region is underlain by doleritic 辉绿岩的 formations.

地质调查显示，该地区的下方是由doleritic 辉绿岩的 组成。

6.The rock samples collected from the site were identified as doleritic 辉绿岩的 based on their texture.

从现场收集的岩石样本根据其纹理被鉴定为doleritic 辉绿岩的。

7.Many road construction projects utilize doleritic 辉绿岩的 aggregates for their durability.

许多道路建设项目利用doleritic 辉绿岩的 骨料以确保其耐用性。

作文

The study of geology reveals a fascinating world beneath our feet, one that is composed of various types of rocks and minerals. Among these, the term doleritic refers to a specific type of igneous rock that plays a significant role in understanding the Earth's crust. doleritic (辉绿岩的) rocks are characterized by their medium-grained texture and are typically formed from the cooling of magma beneath the Earth’s surface. Unlike basalt, which is fine-grained and forms from lava that cools quickly on the surface, doleritic rocks cool at a slower rate, allowing larger crystals to develop. This difference in cooling rates is crucial for geologists as it helps them interpret the history of volcanic activity in a region.In many parts of the world, doleritic formations can be found, often associated with ancient volcanic activity. These rocks can provide valuable insights into the geological processes that shaped our planet. For instance, the presence of doleritic dikes—vertical or near-vertical sheets of rock that cut through other rock layers—indicates that magma once pushed its way up through cracks in the Earth's crust. Such formations are not only interesting from a geological perspective, but they also have practical implications. The durability and strength of doleritic rocks make them suitable for construction materials, such as aggregates for concrete.Moreover, studying doleritic rock formations can help scientists understand past climates and environments. The minerals found within these rocks can reveal information about the conditions under which they formed. For example, certain minerals indicate high temperatures and pressures, suggesting that the area was once subject to intense geological forces. By analyzing these rocks, geologists can piece together the puzzle of Earth's history, including the movement of tectonic plates and the formation of continents.In addition to their geological significance, doleritic rocks also contribute to the aesthetic beauty of the natural landscape. Many national parks and protected areas feature stunning cliffs and formations made of doleritic stone, attracting tourists and nature enthusiasts alike. The unique patterns and textures of these rocks create breathtaking vistas, making them a popular subject for photographers and artists.Furthermore, the study of doleritic rocks has implications beyond geology. Understanding the properties of these rocks can inform fields such as engineering and environmental science. For instance, knowing how doleritic rocks respond to weathering and erosion can help in planning infrastructure projects, ensuring that buildings and roads are constructed on stable ground. Additionally, the mineral composition of doleritic rocks can influence soil quality and, consequently, agricultural practices in the surrounding areas.In conclusion, the term doleritic encompasses more than just a type of rock; it represents a key element in the intricate tapestry of Earth’s geological history. From its formation deep within the Earth to its impact on modern society, doleritic rocks serve as a reminder of the dynamic processes that continue to shape our planet. As we delve deeper into the study of geology, the significance of doleritic formations will undoubtedly continue to unfold, offering new insights and understanding of the Earth we inhabit.

地质学的研究揭示了我们脚下一个迷人的世界，这个世界由各种类型的岩石和矿物组成。在这些岩石中，术语doleritic（辉绿岩的）指的是一种特定类型的火成岩，它在理解地壳方面发挥着重要作用。doleritic岩石的特点是中等颗粒的纹理，通常是在地球表面以下的岩浆冷却形成的。与从表面迅速冷却形成的细粒玄武岩不同，doleritic岩石以较慢的速度冷却，使得较大的晶体得以发展。这种冷却速率的差异对地质学家至关重要，因为它帮助他们解释一个地区的火山活动历史。在世界许多地方，可以发现doleritic地层，通常与古代火山活动相关。这些岩石可以提供关于塑造我们星球的地质过程的宝贵见解。例如，doleritic岩脉的存在——垂直或近垂直的岩石层穿过其他岩石层，表明岩浆曾经通过地壳的裂缝向上推移。这些地层不仅从地质角度有趣，而且还有实际意义。doleritic岩石的耐久性和强度使它们适合用作建筑材料，例如混凝土的骨料。此外，研究doleritic岩石地层可以帮助科学家了解过去的气候和环境。这些岩石中的矿物可以揭示它们形成时的条件。例如，某些矿物表明高温和高压，暗示该地区曾经受到强烈的地质力量的影响。通过分析这些岩石，地质学家可以拼凑出地球历史的拼图，包括构造板块的运动和大陆的形成。除了地质意义外，doleritic岩石还为自然景观的美学贡献了力量。许多国家公园和保护区拥有由doleritic石头制成的壮观悬崖和地层，吸引了游客和自然爱好者。岩石独特的图案和纹理创造了令人惊叹的景观，使其成为摄影师和艺术家的热门主题。此外，研究doleritic岩石的意义超越了地质学。了解这些岩石的性质可以为工程和环境科学等领域提供信息。例如，了解doleritic岩石如何应对风化和侵蚀可以帮助规划基础设施项目，确保建筑和道路建造在稳定的地面上。此外，doleritic岩石的矿物成分可能会影响周围地区的土壤质量，从而影响农业实践。总之，术语doleritic包含的不仅仅是一种岩石；它代表了地球地质历史复杂织锦中的一个关键元素。从它在地球深处的形成到对现代社会的影响，doleritic岩石提醒我们继续塑造我们星球的动态过程。当我们深入研究地质学时，doleritic地层的重要性无疑将继续展开，为我们提供新的见解和对我们所居住地球的理解。