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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.

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Where can breccia rock can be found in the us?

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Breccia rock can be found in various locations throughout the United States. Some notable areas where breccia can be found include the Grand Canyon and Bryce Canyon National Park in Arizona and Utah respectively, as well as areas of California, Colorado, and Nevada. It is important to note that the specific type and characteristics of breccia can vary depending on the region.

Is a petoskey stone a sedimentary rock?

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Yes, a Petoskey stone is a type of sedimentary rock. It is formed from the remains of ancient coral reefs found in freshwater deposits in Michigan, USA. The stone is composed of fossilized coral, which gives it its distinct pattern.

What is a soft greyish limestone that crumbles easily called?

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The soft greyish limestone that crumbles easily is called chalk.

Is Pink Sandstone a sedimentary rock?

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Yes, pink sandstone is a sedimentary rock. It is formed by the accumulation and cementation of sand-sized grains, predominantly composed of quartz, along with other minerals. The pink color is typically due to the presence of iron oxide.

Do sedimentary rocks have bands of minerals?

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Yes, sedimentary rocks can contain bands or layers of minerals. These bands are often formed through various processes such as sediment deposition, compaction, and cementation. The minerals within these bands can vary in composition and can provide valuable information about the depositional environment and the history of the rock.

How do you describe sandstone?

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Sandstone is a sedimentary rock composed mainly of sand-sized mineral particles or grains that have been cemented together by a binding material, such as silica, calcium carbonate, or iron oxide. It typically has a granular texture and comes in a range of colors, including brown, red, yellow, and gray. Sandstone is known for its durability, versatility, and ability to hold intricate patterns when used as a building material.

Is laterite a sedimentary rock?

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No, laterite is not a sedimentary rock. It is actually a type of soil or regolith that forms in tropical and subtropical regions. Laterite is formed through the weathering of various rocks, including basalt, limestone, and granite.

Is a pearl a sedimentary rock?

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No, a pearl is not a sedimentary rock. It is a gemstone that is formed inside the soft tissue of a living mollusk.

Why does vinegar cause sedimentary rocks to fizzle?

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Vinegar, which is acidic, reacts with the calcite or limestone present in sedimentary rocks, resulting in the release of carbon dioxide gas. The fizzing or bubbling you observe is the visible evidence of this reaction. This reaction between the acid and the calcium carbonate in the rock is similar to the reaction that occurs when acid is added to baking soda.

Is diatomaceous earth similar to limestone?

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Diatomaceous earth and limestone are both sedimentary rocks composed of the remains of ancient organisms. However, they are chemically different. Diatomaceous earth is mainly composed of the silica cell walls of diatoms, while limestone is mainly composed of calcium carbonate from the shells and skeletons of marine organisms.

Can coarse sedimentary rock be made up of pebbles or boulders?

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Yes, coarse sedimentary rock can be made up of pebbles or boulders. Coarse sedimentary rocks are formed from the accumulation and cementation of larger grains, such as pebbles and boulders, that are transported by water, ice, or wind. These larger grains are typically found in rocks like conglomerate or breccia.

Is conglomerate made of large angular pieces of sediments?

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No, conglomerate is a type of sedimentary rock made up of rounded gravel-sized particles. The particles in conglomerate are typically larger than sand grains and are often well-rounded due to the transportation and deposition processes that occur before the rock forms.

Do sedimentary rocks form in chemical processes?

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Yes, sedimentary rocks can form through chemical processes. One example is the precipitation of minerals from solution, which occurs when dissolved ions in water bond together to form solid minerals. Another example is chemical weathering, where minerals in rocks are dissolved or altered by chemical reactions, leading to the formation of new minerals.

How is the sedimentary rock dependent on minerals?

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Sedimentary rocks are formed through the accumulation and lithification of sediment, which is composed of minerals. Depending on the mineral composition of the sediment, the resulting sedimentary rock will have different properties, such as its hardness, color, and texture. For example, rock formations like limestone are primarily made up of the mineral calcite, while sandstone is composed of quartz grains.

Is sedimentary better than volcanic rock?

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It depends on the specific application or use. Sedimentary rocks are formed from the accumulation of sediments and can be more easily broken down and compacted. They often contain fossils and organic matter. Volcanic rocks are formed from volcanic activity and can be more resistant to weathering and erosion. They often have a more uniform composition and can be more durable. Ultimately, the better choice will depend on factors such as strength, density, and aesthetic preference.

What is the best estimate of how long it took a thick layer of sedimentary rock to form?

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The time it takes for a thick layer of sedimentary rock to form can vary significantly depending on various factors, such as the depositional environment, the rate of sedimentation, and the type of sediment being deposited. In general, it can take anywhere from a few hundred to millions of years for a thick layer of sedimentary rock to form.

Why is coal different then other sedimentary rocks?

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It is made of almost entirely of organic matter.

Does the composition of a sedimentary rock depend upon the composition of the rocks and the living things its sediments came from?

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It is true that the composition of a sedimentary rock depends upon the composition of the rocks and living things its sediments come from. Sedimentary rocks form through lithification.

Where do most sedimentary rocks end up?

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Through the processes of weathering (breaking of rocks into smaller pieces) and erosion (transport of material from one place to another by ice, wind, water, and gravity), or by the transport or exposure of sedimentary rock by tectonic forces, such as plate movements.

( i have edited the answers completely as the last idiot said under my meat)

What sedimentary rock is measured by the wentworth scale of grain?

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The Wentworth Scale commonly measures grains of boulders, cobble, gravel, pebbles, sand, silt, clay and calloid.

What minerals are in conglomerate?

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Practically anything can be in conglomerate. Conglomerates that might be forming today could even contain metals like steel, aluminum, gold jewelry or plastics and other synthetic materials; of course these conglomerates will not become solid rock for millions of years.

Why are ingenous rocks important?

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Without igneous rocks, we would not have beautiful granite countertops.

What do sedimentary rocks preserve?

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Sedimentary rocks preserve a record of the environments that existed when they formed.

What are the subtypes of sedimentary rocks?

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Chemical: Minerals were dissolved in water to form it.

Organic: Formed from the remains of living things.

Clastic: Formed form bits of other rocks.

Does sedimentary rocks have small grains?

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No, they are composed of fine-grained sediments, grains of which are generally too small to see with the unaided eye. This makes them easily distinguished from rocks like granite, which are composed of grains of minerals large enough to easily identify.