Classifications of Rocks

Which type of rock is formed from the cooling and solidification of magma or lava?

• Igneous

• Sedimentary

• Metamorphic

Which type of rock is formed from the accumulation and cementation of sediments?

• Igneous

• Sedimentary

• Metamorphic

Which type of rock is formed from the alteration of existing rocks through heat and pressure?

• Igneous

• Sedimentary

• Metamorphic

Granite and basalt are examples of which type of rock?

• Igneous

• Sedimentary

• Metamorphic

Limestone and sandstone are examples of which type of rock?

• Igneous

• Sedimentary

• Metamorphic

Marble and slate are examples of which type of rock?

• Igneous

• Sedimentary

• Metamorphic

How are fossils commonly found in which type of rock?

• Igneous

• Sedimentary

• Metamorphic

How are igneous rocks classified based on their texture?

• Coarse-grained or fine-grained

• Clastic or non-clastic

• Foliated or non-foliated

How are sedimentary rocks classified based on their formation process?

• Extrusive or intrusive

• Organic or inorganic

• Clastic or non-clastic

How are metamorphic rocks classified based on their texture?

• Coarse-grained or fine-grained

• Clastic or non-clastic

• Foliated or non-foliated