How Are Rocks Classified?
Name:
Class:
Date:
Read the entire posters on the back wall of each of the three rock labs; answer the following
questions.
IGNEOUS ROCKS
Color of Igneous Rocks
1.
What are the three color categories of igneous rock?
also known as
also known as
also known as
Texture of Intrusive Igneous Rocks
2.
Igneous rock forms
inside/outside a volcano.
3.
Igneous rock forms from
4.
The texture of igneous rocks are classified by
5.
Igneous rock that cools slowly from inside Earth form
grains.
magma/lava.
.
course/fine
Texture of Extrusive Igneous Rocks
6.
Igneous rock forms
inside/outside a volcano.
7.
Igneous rock forms from
8.
The texture of igneous rocks are classified by
9.
Igneous rock that cools slowly from inside Earth form
grains.
magma/lava.
.
course/fine
How Are Rocks Classified?
Name:
Class:
Date:
Read the entire posters on the back wall of each of the three rock labs; answer the following
questions.
METAMORPHIC ROCKS
Banding in Metamorphic Rocks
1.
How are metamorphic rocks formed?
2.
What is meant by parallel bands?
3.
Do all metamorphic rock have banding?
Recrystallization in Metamorphic Rocks
3.
In your own words, explain recrystallization.
4.
Do all metamorphic rocks have crystals?
Hardness of Metamorphic Rocks
5.
What is one possible way to test the hardness of a rock?
6.
Should this be the only test used to determine if a rock is metamorphic or not? Why or
why not?
How Are Rocks Classified?
Name:
Class:
Date:
Read the entire posters on the back wall of each of the three rock labs; answer the following
questions.
SEDIMENTARY ROCKS
Type of Sedimentary Rocks
1.
How are sedimentary rocks formed?
2.
What do you think compaction/cementation means?
3.
What are five types of sediments found in sedimentary rocks?
Size of Sediment in Sedimentary Rocks
4.
What are the three sedimentary size classifications?
Carbonate Materials in Sedimentary Rocks
5.
Many sedimentary rocks contain carbonate. What is a good test to determine if a
sedimentary rock contains carbonate?
How Are Rocks Classified?
Name:
Class:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Rock Name
1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12)
13)
14)
15)
Date:
Igneous/Metamorphic/Sedimentary