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at the beginning of time (see rock cycle)

http://en.wikipedia.org/wiki/Rock_cycle

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Q: When did sedimentary rocks first begin forming?
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What are the 5 major processes involved in forming sedimentary rocks?

Sedimentary rock formation begins with igneous, metamorphic, or other sedimentary rocks. When these rocks are exposed at the earth's surface they begin the long slow but relentless process of becoming sedimentary rock.


What do sedimentary rocks begin as?

Sedimentary rock starts as sediment.


What is the or-gin of sedimentary rocks?

weathering of preexisting rocks form clastic sedimentary rocks, Oversaturated water basins form chemical sedimentary rocks after the water evaporates and dead sea organisms settle at the bottom forming biochemical sedimentary rocks.


How does clastic sedimentary rocks begin?

as fragments of rock


What force is needed when forming sedimentary rocks?

Geo-thermal force is needed in forming the sedimentary rocks. The fragments of igneous rocks by erosion are carried by water currents and deposited in the basin for millions of years. The upheaval in the earth strata bring these deposits deep. The pressure of earth mass and its heat converts these deposits in to sedimentary rocks. The red sand stone is the best example of sedimentary rock formation.


How was sedimentary rock formed?

SEDIMENTARY ROCK FORMATION, begins with igneous, metamorphic, or other sedimentary rocks. When these rocks are exposed at the earth's surface they begin the long but relentless process of becoming sedimentary rock.


What sedimentary word starts with b?

Bituminous coal and breccia are sedimentary rocks. They begin with the letter b.


Forms as pieces of loose material get pressed or cemented together?

Sedimentary rocks form as pieces of loose material get pressed or cemented together. The process of forming sedimentary rocks is lithification.


Rocks formed from weathered debris from preexisisting rocks are called?

They are called clastic sedimentary rocks.


What are the main things about sedimentary rock?

Usually, sometimes sedimentary rocks can be found creating on the side of pool's. And even though sedimentary rock is small, they can be used for big thing. Like houses, or even sculptures. 6 billion years ago when the earth was forming there were no Sedimentary rocks, as well as metamorphic, but there were igneous rocks. It was 3.9 billion years ago when the first sedimentary rocks began to appear!


Are sedimentary rocks classified tofoliated sedimentary rocks?

Metamorphic rocks are classified by foliation or lack there of, not sedimentary rocks. They are classified into Clastic Sedimentary, and Chemical Sedimentary.


Are sedimentary rocks being formed right now?

Yes, sedimentary rocks are being formed right now. Sediment is continually being deposited by erosion and transported by wind, water, and ice. Over time, these sediments are compacted and cemented together to form new layers of sedimentary rock.