Sedimentary Rocks

Rocks formed from other rocks and minerals.

Loose pieces of rock, sand, dust, clay, or dirt.

Sedimentary rocks formed when pieces of other rocks or sediments are cemented together.

Sedimentary rocks formed when minerals are dissolved in water and then the water evaporates.

Any process that breaks rocks down into smaller pieces.

The movement of pieces of rock from one place to another.

When pieces of rock are dropped and no longer moving.

When layers of rocks, sand, clay and other particles are deposited in layers over millions of years.

When layers of sediment are squeezed together.

When sediments are glued together to form rock.

A sedimentary rock made with large, rounded particles.

A sedimentary rock made with large, angled particles.

A sedimentary rock made from grains of sand.

A sedimentary rock made from microscopic mud particles.

A sedimentary rock made from decomposed marine creatures.

A sedimentary rock made from decomposed dead plants.

A sedimentary rock made from fossilized seashells stuck together.

A hard sedimentary rock made from decomposed sea life. Chert has been used for stone tools in the past.

Remains of living things turned to stone. Fossils are only found in sedimentary rocks.

Sedimentary rocks are formed in layers.