Igneous and Sedimentary Rock Review

Igneous rock that forms from lava on Earth's surface

• Organic Rock

• Intrusive Rock

• Clastic Rock

• Extrusive Rock

Igneous rock that forms when magma hardens beneath Earth's surface

• intrusive Rock

• compaction

• Chemical Rock

• Clastic Rock

A slow cooling igneous rock will have _____ crystals

• large

• small

• average

• black

Coarse or Fine

• coarse

• fine

What statement is true about the sample of diorite shown?

• Diorite is an extrusive igneous rock.

• Diorite is coarse-grained because its crystals are large and easy to see.

• Diorite is fine-grained because its crystals are small and hard to see.

• Diorite is a mineral because of its crystal structure.

Describe the texture of the following igneous rock.

• glassy

• rough

• vesicular

• coarse

Fossils are often found in this rock.

• Sedimentary Rock

• Metamorphic Rock

• Igneous Rock

What do all rocks have in common?

• same size

• same color

• contain minerals

• same shape

What are the types of sedimentary rock?

• Igneous; Metamorphic; Sedimentary

• Clastic; Igneous; Sedimentary

• Chemical; Clastic; Inorganic

• Organic; Clastic; Chemical

Organic rocks are...

• Made from heat

• Made when water evaporates and minerals crystallize

• Made from the remains of dead animals/plants

• Made from pieces of other rocks