Show:
Minerals
Classifying
How is it used?
Types of rocks
Other rock stuff
100
Naturally formed and made of the same element
What is a mineral
100
The way a surface reflects light luster cleavage streak
What is luster
100
It is used to make electronics and jewelry
What is silver
100
The process by which new rocks form from old rock material
What is the rock cycle?
100
When the magma bursts through to the earth's surface it is called this
What is lava?
200
Native elements only have this many elements
What is one
200
The way a mineral breaks and surface forms smooth and flat luster cleavage streak
What is cleavage
200
It is used to make foil and aluminum cans
What is bauxite
200
Rock that is formed from sediment from erosion
What is sedimentary rock?
200
When sediment stops moving
What is deposition?
300
The Earth's crust is made up of this much silicate minerals
What is 90%
300
A property of fracture that leaves curved or rough edges luster streak breaks unevenly
What is breaks unevenly
300
a red mineral gemstone used in jewelry
What is a ruby
300
melted rock under the earth's surface
What is magma?
300
this is caused by wind, water, ice and gravity and causes small fragments of the rock to wash away
What is erosion?
400
Minerals form this many ways
What is 5
400
It is a scale used to determine how hard a minerals is.
What is Mohs?
400
It is mined out of the earth and sold for a profit
What is ore
400
when rock appears to be "folded" with stripes or bands of color
What is foliated rock?
500
A small amount of an element in a minerals that determines the color
What is an impurity
500
It is a powdered line left behind from a mineral
What is streak
500
The land is turned back to the way it was before mining took place
What is reclamation?
500
These are the 3 types of rocks on Earth
What is metamorphic, igneous, and sedimentary?
500
Magma that cools on the Earth's surface
What is Extrusive Igneous rock?