Show:
Metamorphic
Rock Cycle
Igneous
Sedimentary
Minerals
100
The darkest colored type of metamorphic rock.
What is Slate.
100
Cooled lava forms this kind of rock.
What is igneous.
100
Igneous are the what type of rock.
What is oldest.
100
Sedimentary rock can be formed from sediments in this many ways.
What is two.
100
About this many minerals have been found.
What is 2,000.
200
Fine-grained non-foliated, "baked" while near a heat such as magma.
What is Hornfels
200
Some old rocks have been around for this many billion years.
What is four.
200
Is made up of mineral these in different sizes.
What are crystals.
200
Some sediments are glued together with these that have dissolved in water.
What are minerals.
200
Rare and expensive minerals are called these.
What are gems.
300
The type of metamorphic rock that Sandstone changes into.
What is Quartzite.
300
Pieces of igneous rock called sediments press together to form these.
What are sedimentary rocks.
300
As this pushes towards the surface of the Earth it cools and becomes igneous rock.
What is magma.
300
Unlike igneous and metamorphic rocks sedimentary rocks often contain these.
What are fossils.
300
Minerals are not alive nor are they a plant or an animal. Which makes them this.
What is inorganic.
400
A factor in the metamorphic process that comes from things such as magma.
What is heat.
400
Sedimentary rocks on the bottom that become too hot change and become these.
What are metamorphic rocks.
400
Igneous comes from a Greek word meaning what.
What is fire.
400
Sandstone is named for grains of this pressing tightly together.
What is sand.
400
One part of quartz will always consist of this.
What is silicon.
500
A characteristic of metamorphic rocks have very rarely.
What are fossils.
500
The place were the lava to form igneous rocks comes from.
What are volcanos.
500
Rocks with small crystals in them are this type of igneous rock.
What is extrusive.
500
Sedimentary rocks have layers that come two ways.
What is flat and curved.
500
Silicon, iron, magnesium, oxygen, calcium, sodium and this element make up 99 percent of all the mineral on Earth.
What is potassium.