what kind of rock is it
vocabulary
Foliated and Nonfoiated rocks
100
A sedimentary rock that forms near the surface. It can be buried deeper as blocks of the crust push together.
What kind of rock is it.
100
An igneous rock that forms when lava cools on earths surface.
What is extrusive rock.
100
What is a reason a rock may not show foliation?
What is it has not been subjected to high pressure.
200
shale changes into it as pressure causes the minerals to line up in layers.
What kind of rock is it.
200
A rock that forms pieces of older rocks, plants, and other lose material get pressed together.
What is sedimentary rock.
200
What is another reason a rock may not show foliation?
What is it is only made up of one mineral.
300
slate changes to it deeper in the crust, where the temperature and pressure are higher.
What kind of rock is it.
300
A igneous rock that forms within earth.
What is intrusive rock.
300
What is a metamorphic rock that shows nonfoliation?
What is marble
400
at even higher temperature and pressure , phyllite changes to it.
What is schist.
400
A rock that forms when lava or magma cools.
What is igneous rock.
400
What is a metamorphic rock that shows foliation?
What is phyllite
500
deep within the crust, schist changes to it.
What is gneiss.
500
The process in which an existing rock is changed by heat or pressure.
What is metamorphism
500
How does foliation develop?
What is when minerals flatten out into bands.
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