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B
C
D
E
100
A mineral is inorganic, whichmeans that it contains what?
What is no materials that were once part of living things
100
A rock that contains a metal or other uselful mineral that can be mined and sold at a profit is called a what?
What is ore
100
Steelmakers add other elements to iron to make what?
What is alloys with special properties
100
Which term refers to anyone who searches for an ore deposit?
What is a prospector
100
The term used to describe how light is reflected from a minerals surface is what?
What is luster
200
The color of a mineral's powder is called its what?
What is streak
200
A hard, colorful mineral that has a brilliant or glassy luster is a what?
What is gemstone
200
An example of a mineral made up of a pure element is what?
What is copper?
200
Most minerals do NOT split apart evenly. Instead they have a characteristic type of what?
What is fracture
200
Minerals can form deep inside Earth's crust by what?
What is crystallization of melted materials
300
If you broke a mineral into pieces, each piece would still show what?
What is still show the same crystal structure
300
Which is a factor that affects the size of mineral cystals formed in magma?
What is what is rate of cooling
300
The repeating pattern of a minerals's particles forms a solid called a what?
What is crystal
300
What crystal shape does halite have?
What is cubic
300
Minerals may form on Earth's surface when what?
What is solutions evaporate
400
A narrow channel or slab of a mineral that is different from the surrounding rock is called a what?
What is vein
400
Which type of mine would be used to remove ore deposits in a vein?
What is shaft mine
400
What do metal tools and machinery, the metal filament in a light bulb, and steel girders used to frame an office building all have in common?
What is they all began as minerals inside Earth's crust
400
Miners use earthmoving equipment to dig a huge hole in the process of what?
What is open pit mining
400
What is a solid mixture of two or more elements, at least one of which is a metal?
What is alloy
500
Magma that cools very slowly deep beneath the surface forms minerals with what type of crystals?
What is large
500
After miners remove ore from a mine, what process removes the metal from the ore?
What is smelting
500
What is the hardest known mineral?
What is diamond
500
which type of mine often has a network of tunnels that extend deep into the ground, following veins of ore?
What is shaft mining
500
When steelmakers add chromium and nickel to iron, the result is what?
What is rust-resistant steel
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