What kind of rock is the crust made out of
- What kind of rock is continental crust made out of
- What kind of rock is oceanic crust made out of
- What kind of rock is the crust made of
- What type of rock is the crust made out of
- What kind of rock is the oceanic crust made of
- What kind of rock is the continental crust made of
- What kind of rock is the earth's crust made of
- What type of rock is the earth's crust made out of
- What type of rock is the oceanic crust made out of
- What type of rock is the continental crust made out of
- What two types of rock is the crust mostly made out of
- What type of rock is the continental crust mainly made out of
- What type of rock is the continental crust mostly made out of