sedimentary rock
mud cracks
form when fine-grained sediments at the bottom of a shallow body of water are exposed to the air and dry out
organic
sedimentary rock that forms from remains or fossils of plants and animals deposited in thick layers
ripple marks
the markings on sedimentary rocks that record the wave motion of wind or water
Stratification
the process in which sedimentary rocks are arranged in layers
Clasts
The broken pieces and fragments of rocks
Strata
The most noticeable of sedimentary rock is often its layers or _______________
coral reef
a huge colony of coral
clastic sedimentary rock
a sedimentary rock formed when rock fragments are cemented together
coal
an organic sedimentary rock that forms from the action of heat and pressure on plant material over millions of years is called_______________
coral
Some limestone is made of the skeletons of tiny organisms called ______________ that live in the ocean
cement
Dissolved minerals separate from water and become a natural ______________that binds the sedimentary rock together
Texture
Classic sedimentary rocks can have coarse, medium, or fine grained __________________
Chemical Sedimentary
Sedimentary rock that forms when minerals crystallize out of solution such as sea water to become rock
surface
Sedimentary rocks form at or near the Earth's __________
Strata
layers of rock
Fossilferous
limestone made from the calcium carbonate from skeletons and shells of sea creatures is called ___________limestone
Sandstone
overtime grains of sand may be compacted and cemented together to form a rock called _____________
sedimentary rock
when sediment is deposited in layers and compacted _________________ is formed