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why do sedidimentary rocks have so many layers it is very hard rock and i think it is made of silicon

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11y ago

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Where can you find a sedimentary rock?

Examples of sedimentary rock include:BauxiteLimestoneDolostoneBrecciaConglomerateShaleMudstoneBituminous CoalSandstoneHaliteGypsumChalkCoquinaLateriteArkoseGraywackeClaystoneSiltstoneChertTypes include clastic (cemented sediment particles), non-clastic (chemical precipitates or evaporites), and organic (from organisms, e.g. coal). Some will further divide sedimentary rocks into another type called bioclastic, rocks formed from clasts of organic matter (like sea shells).


Where could I find a a picture of a sedimentary rock?

There is a gallery of differing sedimentary rock types on the About.com website. Please see the related link.


Is organic rock a type of sedimentary rock?

ORGANIC SEDIMENTARY ROCK`s : Is a type of sedimentary rock because sedimentary rock has three types of sedimentary rock called clastic , chemical , and organic sedimentary rock so yes ORGANIC SEDIMENTARY ROCK is a type of sedimentary rock..........................................


What are some changes that occur when a sedimentary rock changes into a metamorphic rock?

To change a sedimentary rock to a metamorphic rock, you change it by time,heat, and pressure.


What kind of rock can sandstones be classified as?

Clastic sedimentary rock.


Are sedimentary rocks formed because of water evaporating and leaving crystals behind?

Some sedimentary rock is formed this way; chemical sedimentary rock formed from evaporites, like rock salt, and rock gypsum.


Are some rocks metamorphic AND sedimentary?

No. If a sedimentary rock has undergone even a low grade metamorphism, it is considered a metamorphic rock.


is mushroom rock a sedimentary rock?

a mushroom rock is not a sedimentary rock.


What type of rocks have fossils found in them?

Fossils are nearly always found in some type of sedimentary rock. Limestone is a sedimentary rock which very commonly contains fossils, as is coal.


What can happen to a sedimentary rock?

It is then sedimentary rock.


What are the 3 types of sedimentary?

Mechanically formed sedimentary rock , Chemically formed sedimentary rock and Organically formed sedimentary rock.


Rock type that is formed when sediment is lithified?

Sedimentary rock can be formed from lithified sediments.