Igneous Rocks
Metamorphic Rocks
Rock Cycle
Sedimentary Rocks
Mish Mash
100
Pumice is known to be a porous rock. Is it intrusive or extrusive?
Extrusive
100
The name given to the pre-existing rock a metamorphic rock develops from.
Parent rock
100
In order to turn into magma, what process must occur?
Melting
100
Organic sedimentary rocks are made of what?
Once living organisms
100
The way in which light reflects off the surface of a mineral is called?
Luster
200
Name the two metals found in a mafic rock.
Iron & Magnesium
200
What two things do you need to add to a pre-existing rock in order create a metamorphic rock?
Heat and pressure
200
In order to turn into a metamorphic rock, what needs to be added to a pre-existing rock?
Heat & pressure
200
Sandstone is made of sand. What type of sedimentary rock is it?
Clastic
200
Why is color the least reliable way to identify a mineral?
Different minerals can be the same color. Minerals can form in many different colors.
300
What type of igneous rock has coarse crystals?
Intrusive
300
The term used to describe how old bonds between atoms are broken and new ones are formed, ultimately creating new minerals.
Recrystallization
300
In order to turn into sediments, what process must occur?
Weathering
300
Rock salt (halite) forms when water evaporates leaving salt particles behind to bond together. What type of sedimentary rock is it?
Chemical
300
What compound is found in both limestone and coquina that reacts with acid?
Calcium carbonate (calcite)
400
Describe the color of felsic rocks.
Light in color/red
400
Describe foliation.
Banding/layers/lines in a metamorphic rock
400
In order to make an igneous rock, magma/lava must do what?
Cool/solidify
400
Clastic sedimentary rocks are made of what type of particle?
Rock particles
400
Molten rock found near or above the Earth's surface is called what?
Lava
500
This type of igneous rock cools at a very slow rate.
Intrusive
500
Some metamorphic rocks are non-foliated. Why?
Not enough pressure or made of only one type of mineral.
500
In order to make a sedimentary rock, sediments must go through what process?
Compaction/cementing
500
Name two organic sedimentary rocks.
Coal & coquina
500
If a mineral can scratch your fingernail, but not a penny, what is its hardness?
2.5-3.0
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