Any thing that is organic and dies
Chemical rocks are based on their composition ie. what they are composed of. What separates chemical from biochemical is whether there is any organic matter like shells or plant fragments present.
Sedimentary rocks are broken into two classes: clasticand chemical. Clastic sedimentary rocks are composed of rock particles, and chemical sedimentary rocks are composed of precipitation of minerals in solution.
they are classified by how they are classified
The key is the sediments. ... Biochemical sedimentary rocks are formed from organic processes that involve living organisms producing the sediments. These living organisms can be snails and clams whose discarded calcium carbonate shells can form limestone.
sedimentary rocks can be classified by detrial, chemical ,or organic
Detrital, Chemical, and Organic.
Sedimentary rocks are classified based on their mineral composition, grain size, texture, and the way they were formed. The three main types of sedimentary rocks are clastic, chemical, and organic. Clastic rocks are made up of broken fragments of other rocks, chemical rocks form from precipitation of minerals from water, and organic rocks are formed from the accumulation of plant and animal remains.
Sedimentary rocks are classified as either clastic (composed of fragments of pre-existing rocks), chemical (formed from mineral precipitation), or organic (derived from the remains of plants and animals). These classifications help to understand how the rock was formed and its origin.
Organic rocks and chemical rocks are both formed through sedimentation processes. They can contain minerals and other materials that have precipitated out of solution. Both types of rocks can have distinctive textures and structures based on their formation processes.
The material comprising the rocks coal and limestone are derived from organisms. Therefore, they are classified as organic sedimentary rocks.
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Organic chemical compounds
Objects like plants, flowers, rocks, and fossil fuels are classified based on their physical and chemical characteristics. For plants and flowers, classification may involve their features, such as leaf shape and flower color. Rocks are classified by their mineral composition and texture. Fossil fuels, such as coal and oil, are classified based on their organic origin and chemical composition.
i think is chemical composition its not chemical composition, it's how they were formed
i think is chemical composition its not chemical composition, it's how they were formed
Sedimentary rocks are classified based on their grain size, composition, and texture. Grain size categories include coarse, medium, and fine-grained sediments. Composition categories include clastic (made of broken fragments), chemical (formed from dissolved minerals), and organic (derived from living organisms). Texture categories include clastic (particles are cemented together), crystalline (formed from crystals), and bioclastic (contain fragments of organic material).