Mineral Definition
Common Minerals
Mineral Uses
Mineral Identification
Misc
100
This phrase is something that exists on its own in nature and is not "man-made"
What is "naturally occuring"
100
This is the softest mineral and has a value of 1 on the Mohs Hardness Scale
What is talc?
100
This mineral is the major component of drywall.
What is gypsum?
100
This is typically the most obvious property of minerals but tends to be the least useful when attempting to identify unknown minerals
What is color?
100
This special property of calcite bends light two ways, allowing the observer to "see double"
What is double refraction?
200
This part of the mineral definition means that it was never living
What is inorganic?
200
This mineral is referred to as "fools gold"
What is pyrite?
200

This mineral is commonly used for make-up.

What is Mica?

200
This test deals with a minerals resistance to being scratched.
What is hardness?
200
Some minerals have this special property, where they emit visible light when exposed to ultraviolent light.
What is flourescence?
300
Minerals must be in this common phase state.
What is solid?
300
This mineral is often yellow and can easily be identified by its rotten egg smell
What is sulfur?
300
Not only is this mineral a popular gemstone, but it is also commonly used as an industrial abrasive.
What is diamond?
300
This test refers to the colored powder left behind after a mineral is scratched on an unglazed porcelein tile.
What is streak?
300
This category of minerals make up 90% of the Earth's crust.
What are silicates?
400
Minerals have this, meaning that a sample of halite found in Brazil would be chemically the same as a halite sample from China.
What is defintite chemical composition?
400
This mineral is the hardest known natural substance on Earth
What is diamond?
400
This mineral is a major ingredient in the manufacturing of glass.
What is quartz?
400
This refers to the way a mineral reflects light.
What is luster?
400

you find a mineral outside. It is most likely in this group of minerals

What are silicate?

500
Minerals have this, which refers to a solid object whose atoms are arranged in repeating patterns.
What is crystal structure?
500
This mineral contains large quantities of iron and has a reddish-brown streak.
What is hematite?
500
This mineral is often used to melt frozen precipitation on roads and sidewalks.
What is halite?
500
These two properties deal with how a mineral breaks.
What are cleavage and fracture?
500
Minerals of this type commonly react with acids.
What are carbonates?
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