Metamorphic Rocks
Sedimentary Rocks
Igneous Rocks
Minerals
100
Formed by minerals that settle into irregular layers
What is Gneiss?
100
Forms when grains of sand consisting mainly of Quartz, become cemented together
What is Sandstone?
100
Is a fined grained rock which which makes up much of the floor
What is Basalt?
100
A very rare mineral which makes it quite valuable
What is Gold?
200
A fine grained rock that usually forms when metamorphosis of shale
What is Slate?
200
Is very hard rock containing tiny crystals of Quartz
What is Flint?
200
Is a natural glass that forms when lave cools quickly
What is Obsidian?
200
Contains iron and oxygen and is the main mineral in most ore deposite.
What is Hemantite?
300
Is made up of Quartz
What is Quartzite?
300
Is primarily calcite and often contains fossilized sea organisms
What is Limestone?
300
Is a common igneous rock often used to constuct buildings
What is Granite?
300
Is present in almost every type of rock
What is Quartz?
400
Is made up of mineral crystals that tend to face the same direction
What is Schist?
400
Is made up mainly of clay and small grains of Quartz
What is Shale?
400
Forms when very sticky lava cools rapidly
What is Rhyolite?
400
Extremely soft with a dull, pearly, or greasy luster
What is Talc?
500
Typically contains hornblende and usually forms from igneous rocks
What is Amphibolite?
500
Contains irregular rock fragments and large grains of various minerals
What is Breccia?
500
Consists of minerals that often settle in layers, making the rock looked striped
What is Gabbro?
500
Is called "Fool's Gold" because of its golden metallic luster
What is Pyrite?
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