Mineral Characteristics & Properties
Rock Types
Rock Cycle
Weathering
Other Key words
100
Coal is not considered a mineral because it contains _______ material
What is organic?
100
Type of rock made from an existing rock which has been changed by extreme heat and pressure.
What is metamorphic?
100
Wind and _________ break exposed igneous rock into tiny pieces over time.
What is water/rain?
100
This type of weathering breaks rocks into smaller pieces without changing the composition of the rock.
What is mechanical?
100
Most mineral's on earth's surface contain silicon and ________.
What is oxygen?
200
All minerals have a ____________ structure.
What is crystal
200
Rocks formed from the cooling and hardening of magma or lava.
What are igneous rocks?
200
Rainfall washes tiny pieces of weathered rocks into _________ and streams where they form sediments.
What are rivers?
200
Type of weathering that changes the composition or rocks.
What is chemical weathering?
200
A rock that can be mined for a valuable mineral that it contains.
What is an ore?
300
_______ refers to the color that a mineral leaves behing when scratched on a special surface.
What is streak?
300
Rocks that are formed when sediment hardens into rock.
What are sedimentary rocks?
300
This causes the sedimentary layers to form sedimentary rocks.
What is pressure?
300
Where would you expect to find a deposit or rock salt?
What is a shallow sea?
300
Careless land use can increase the amount of _________.
What is erosion.
400
A mineral property that describes how light reflects off the surface of the mineral.
What is luster?
400
Sedimentary rocks formed from the frangments of other rocks.
What are clastic rocks?
400
External forces that act on rocks include wind, water, and __________.
What is ice?
400
Causes the greatest amount of erosion?
What is water?
400
If soils contain too much water and are black in color, they would not support crops but they can provide good ____________ habitat.
What is wildlife?
500
Describes a mineral's resistance to being scratched.
What is hardness?
500
An igneous rock that formed very slowly underground has this type of texture.
What is pegmatitic?
500
Because of plate tectonics, _____________ brings magma from the partially melted subdcuted plate to the surface.
What is subduction?
500
When weathering occurs, deposits build up to form new features including sediments, ____________, and deltas.
What are dunes?
500
Texture in metamorphic rock characterized by layers or sheets of minerals.
What is foliation?
M
e
n
u