arenaceous pelitic facies

简明释义

砂泥质相;

英英释义

例句

1.In sedimentary rock analysis, the presence of arenaceous pelitic facies 砂质页岩相 can suggest ancient river environments.

在沉积岩分析中，arenaceous pelitic facies砂质页岩相的存在可能暗示古代河流环境。

2.The stratigraphic column revealed layers of arenaceous pelitic facies 砂质页岩相, which were crucial for understanding the depositional history.

地层柱揭示了arenaceous pelitic facies砂质页岩相的层次，这对于理解沉积历史至关重要。

3.The comparison between arenaceous pelitic facies 砂质页岩相 and other facies helped in reconstructing the paleoenvironment.

对比arenaceous pelitic facies砂质页岩相与其他相的特征有助于重建古环境。

4.The geologist identified the arenaceous pelitic facies 砂质页岩相 during the field study, indicating a transition from sandy to more clay-rich sediments.

地质学家在实地研究中识别出arenaceous pelitic facies砂质页岩相，这表明从砂质沉积物到更富含粘土的沉积物的过渡。

5.Researchers noted that the arenaceous pelitic facies 砂质页岩相 contained abundant fossils, indicating a rich biological past.

研究人员注意到arenaceous pelitic facies砂质页岩相中含有丰富的化石，表明其生物历史丰富。

作文

In the study of sedimentary geology, the term arenaceous pelitic facies is often used to describe a specific type of sedimentary environment characterized by its unique composition and depositional processes. This term combines two key words: 'arenaceous,' which refers to sandy materials, and 'pelitic,' which pertains to finer-grained, clay-rich sediments. Understanding the arenaceous pelitic facies is crucial for geologists as it provides insights into past environmental conditions and helps in the reconstruction of ancient ecosystems.The arenaceous pelitic facies typically forms in environments where both sand and mud are deposited simultaneously, such as deltas, river mouths, and coastal settings. In these areas, the interplay between water energy and sediment supply leads to the accumulation of various grain sizes. The presence of both arenaceous and pelitic materials indicates a dynamic environment where fluctuating conditions allow for the deposition of different sediment types.One of the key features of the arenaceous pelitic facies is its ability to preserve fossils and other geological records that can be invaluable for paleontological studies. Fossils found within this facies can provide essential clues about the organisms that inhabited these environments, their interactions, and how they responded to changing climatic conditions. For instance, the presence of certain fossilized plants or animals can indicate whether the area was once submerged underwater or exposed to terrestrial conditions.Moreover, the arenaceous pelitic facies plays a significant role in the field of petroleum geology. The fine-grained pelitic components often act as source rocks for hydrocarbons, while the coarser arenaceous materials can serve as reservoir rocks. Understanding the distribution and characteristics of this facies is vital for locating potential oil and gas deposits. Geologists employ various techniques, including sedimentological analysis and geophysical surveys, to explore these facies and assess their economic potential.In addition, the arenaceous pelitic facies can also inform us about past climate changes. By studying the composition and layering of sediments, scientists can infer information about ancient weather patterns, sea level fluctuations, and even tectonic activities. This information is crucial for predicting future environmental changes and understanding the long-term impacts of human activities on Earth’s geology.In conclusion, the term arenaceous pelitic facies encapsulates a complex interplay of sedimentary processes that reflect both the physical and biological history of an area. Its study not only enriches our understanding of geological formations but also aids in practical applications such as resource exploration and environmental management. As we continue to advance our knowledge in geology, the significance of the arenaceous pelitic facies will undoubtedly remain a focal point for researchers aiming to unravel the mysteries of Earth’s past.

在沉积地质学研究中，术语arenaceous pelitic facies通常用于描述一种特定类型的沉积环境，其特点是独特的组成和沉积过程。这个术语结合了两个关键字：“arenaceous”，指的是沙质材料，以及“pelitic”，指的是富含粘土的细颗粒沉积物。理解arenaceous pelitic facies对于地质学家来说至关重要，因为它提供了过去环境条件的洞察，并有助于重建古代生态系统。arenaceous pelitic facies通常形成于沙子和泥土同时沉积的环境中，例如三角洲、河口和沿海地区。在这些区域，水能和沉积物供应之间的相互作用导致了不同粒径的积累。既有沙质材料又有粘土材料的存在表明这是一个动态环境，其中波动的条件允许不同沉积物类型的沉积。arenaceous pelitic facies的一个关键特征是它能够保存化石和其他地质记录，这对于古生物学研究非常宝贵。在这个相态中发现的化石可以提供关于栖息在这些环境中的生物、它们之间的相互作用以及它们如何应对气候变化的重要线索。例如，某些化石化植物或动物的存在可以指示该地区曾经是水下还是暴露于陆地条件下。此外，arenaceous pelitic facies在石油地质学领域也发挥着重要作用。细粒的粘土成分通常作为烃源岩，而较粗的沙质材料可以作为储层岩。了解这一相态的分布和特征对于寻找潜在的石油和天然气储藏至关重要。地质学家采用各种技术，包括沉积学分析和地球物理勘测，来探索这些相态并评估其经济潜力。此外，arenaceous pelitic facies还可以为我们提供有关过去气候变化的信息。通过研究沉积物的组成和层次，科学家可以推断出关于古代天气模式、海平面波动甚至构造活动的信息。这些信息对于预测未来环境变化和理解人类活动对地球地质的长期影响至关重要。总之，术语arenaceous pelitic facies概括了一种复杂的沉积过程相互作用，反映了一个地区的物理和生物历史。它的研究不仅丰富了我们对地质构造的理解，还有助于资源勘探和环境管理等实际应用。随着我们继续推进对地质学的认识，arenaceous pelitic facies的重要性无疑将继续成为研究人员揭示地球过去奥秘的焦点。