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Sedimentary Rock

Sedimentary rock is formed when minerals and other organic materials are deposited in layers by water, ice, wind, or mass movement such as mudslides.

799 Questions

What is a plain formed at the mouth of a river be sedimentary deposit?

A plain formed at the mouth of a river is called a delta. It is created by the accumulation of sediment that the river carries as it flows into a larger body of water, such as an ocean or lake. As the river slows down upon entering the still water, it loses its capacity to transport sediment, leading to the deposition of materials like sand, silt, and clay. This sedimentary deposit gradually builds up over time, creating a fertile and often ecologically rich area.

What type of nonconformity consists of tilted sedimentary rocks that are overlain by younger more flat lying sedimentary rocks?

The type of nonconformity described is known as an "angular unconformity." This occurs when older, tilted sedimentary rocks are eroded and subsequently covered by younger, horizontally deposited sedimentary layers. The angular relationship between the two rock sets indicates a period of geological activity, such as folding or tilting, followed by erosion and new sediment deposition.

How do forms of energy affect the formation of sedimentary rocks?

Forms of energy, particularly thermal energy from the Earth's interior and kinetic energy from wind and water, play a crucial role in the formation of sedimentary rocks. Thermal energy contributes to the lithification process, where sediments are compacted and cemented under heat and pressure. Meanwhile, kinetic energy transports sediments through processes like erosion and deposition, shaping the layers that eventually form sedimentary rocks. Together, these energy forms influence sediment characteristics, distribution, and the overall rock formation process.

What is a sedimentary rock made fro the shells of dead sea creatures called?

A sedimentary rock made from the shells of dead sea creatures is called limestone. This rock forms primarily from the accumulation of calcium carbonate, which is derived from the shells and skeletal remains of marine organisms. Over time, these materials are compacted and cemented together, leading to the formation of limestone. Other types of sedimentary rocks can also include similar organic materials, but limestone is the most common associated with marine shells.

How can subsidence lead to that formation of sedimentary rocks?

Subsidence, the gradual sinking of the Earth's surface, creates environments where sediments can accumulate, such as river valleys or ocean basins. Over time, these sediments layer upon one another, increasing in pressure and temperature. This process can lead to lithification, where sediments are compacted and cemented together, ultimately forming sedimentary rocks. Thus, subsidence plays a crucial role in creating the conditions necessary for sedimentary rock formation.

How can sedimant change into sedimentary rock?

Sediment can change into sedimentary rock through a process called lithification, which involves compaction and cementation. As layers of sediment accumulate, the weight of the overlying material compresses the deeper layers, reducing their volume. Additionally, minerals precipitate from water that percolates through the sediments, binding the particles together to form solid rock. Over time, this process transforms loose sediment into cohesive sedimentary rock.

Is zircon a igneous sedimentary or metamorphic?

Zircon is primarily an igneous mineral, commonly found in silica-rich rocks such as granite and rhyolite. It typically forms from the crystallization of magma and can also be present in sedimentary environments due to the weathering and erosion of its host rocks. While it can survive metamorphic processes, its primary association is with igneous rocks.

When ancient decaying bones and organisms become compressed together what type of sedimentary rock would form?

When ancient decaying bones and organisms become compressed together, they can form a type of sedimentary rock known as fossiliferous limestone. This rock is composed primarily of calcite and contains fossils and remnants of the original organisms. Over time, the accumulation of these organic materials, along with the pressures of burial, leads to lithification, resulting in the formation of this specific rock type. Other types of sedimentary rocks can also form from similar processes, depending on the specific conditions and materials involved.

What sedimentary structure is related to turbidity currents?

Turbidity currents are associated with the formation of graded beds, which are sedimentary structures characterized by a gradual change in grain size from coarser materials at the bottom to finer materials at the top. This occurs as the turbulent flow of sediment-laden water moves down a slope, depositing sediments in layers as the current slows. Graded bedding is commonly found in deep-sea environments and can also occur in river deltas and lake beds. These structures provide valuable insights into past depositional environments and sedimentary processes.

What type of density is breccia?

Breccia is typically characterized by a variable density depending on its composition and the degree of compaction. Generally, it has a medium to high density, as it consists of angular fragments of rock and mineral debris cemented together, often with a matrix of finer material. The specific density can vary based on the types of rocks it contains and the amount of cementing material. Overall, breccia's density reflects the nature of its constituent materials and their arrangement.

What are the 2 categories of chemical sedimentary rock?

The two categories of chemical sedimentary rock are evaporites and precipitates. Evaporites form when water evaporates, leaving behind minerals such as halite and gypsum, while precipitates result from the direct precipitation of minerals from solution, such as limestone and dolostone. Both types are formed through processes involving the concentration and crystallization of dissolved minerals.

What type of sedimentary deposit is making up most of the east coast of Virginia?

Most of the east coast of Virginia is primarily composed of coastal and marine sedimentary deposits, specifically sandy and silty sediments. These deposits are largely a result of riverine processes, erosion, and sediment transport from the Appalachian Mountains, as well as contributions from glacial and oceanic processes. The region features barrier islands, estuaries, and tidal marshes, which are shaped by these sedimentary processes.

What is the symbol equation for heating limestone?

This reaction is correctly named as 'Thermal Decomposition'.

CaCO3(s) ==heat==> CaO(s) + CO2(g)

The reaction is heated to 'red' heat.

Is copper a sedimentary rock?

Oh, dude, copper is not a sedimentary rock. It's actually a metal, like the stuff that makes up your favorite superhero's suit. Sedimentary rocks are more like the boring, basic rocks that just sit there and do nothing exciting. So yeah, copper is definitely not one of those.

What is The builds up as layer after layer of sediments pile on top of each other. It is necessary for the process of compaction?

The process described is sedimentation, where sediments accumulate over time due to various geological processes. Compaction is a key part of the lithification process, where sediments are compacted under pressure, leading to the formation of sedimentary rocks. This compaction reduces the volume of the sediments and helps bind them together, ultimately forming solid rock layers.

Can you install travertine tiles on a moble home?

Yes, you can install travertine tiles on a mobile home if the structure is stable and can support the weight of the tiles. Make sure to properly prepare the surface and use appropriate adhesive and grout for mobile home installations to account for potential movement and settling. It's also important to consider the overall weight of the tiles to avoid overloading the structure. Consulting with a professional installer is recommended for a successful installation.

What are up-folded sedimentary rocks?

Up-folded sedimentary rocks are rocks that have experienced folding due to tectonic forces in the Earth's crust, resulting in the formation of anticlines where the layers of rock are pushed upwards. These rocks often exhibit a series of bends and folds, which can be seen in the landscape as hills or ridges. Up-folded sedimentary rocks provide geologists with insights into the deformation and stresses that have affected the Earth's crust over time.

What are the results of a sedimentary rocks?

Sedimentary rocks are formed through the deposition, compaction, and cementation of mineral and organic particles. They can contain fossils, provide information about Earth's history, and can be a potential reservoir for natural resources such as oil, gas, and groundwater. Sedimentary rocks are also important in understanding past environmental conditions and climate changes.

Is Marl lake in Vestaburg michigan bottomless?

No. No lake is "bottomless." It's probably not even all that deep, relatively speaking.

How can an igneous or sedimentary rock become metamorphic?

An igneous or sedimentary rock can become metamorphic through heat and pressure deep within the Earth's crust. This process causes the mineral composition and texture of the rock to change without melting completely, resulting in a new metamorphic rock.

What is a dentrial sedimentary rock?

Dentritic sedimentary rocks are formed from the accumulation and cementation of mineral particles that settle out of water, usually in lakes or oceans. They often have a fine-grained texture and distinctive branching or tree-like pattern. Examples include mudstone, siltstone, and shale.