Minerals 2

Calculate the percent of non-silicates in Earth's crust to complete the graph's key: if silicates are 90%, what percent are non-silicates?

• 5%
• 10%
• 15%
• 20%
• 1%

Which property of minerals is Mohs Scale used for?

• Density
• Hardness
• Luster
• Streak
• Cleavage

What is the difference between Magma and Lava?

What structure do minerals have and how is their shape defined?

What is the definite chemical composition of quartz?

• Silicon and oxygen
• Carbon and hydrogen
• Sodium and oxygen
• Silicon and hydrogen
• Carbon and oxygen

Tags

NGSS.MS-PS1-1

The process by which minerals form when temperature and pressure cause the chemical and crystalline make-up of minerals to change is called --------------?

• Metamorphism
• Synthesis
• Magma cooling
• Lava cooling
• Evaporation

Crystals are ----

• Solids that melt under high temperature in the earth's crust
• Semi-solids that move beneath the earth's surface
• Solids with geometric form that results from a repeating pattern of atoms and molecules (regular pattern)
• Solids that have amorphous patterns naturally occuring in Earth's crust

Tags

NGSS.MS-PS1-1

Give 3 examples of minerals found in Georgia.

Some minerals have additional, special properties that helps identify them. Two examples are:

• Magnetite and calcite
• Quartz and topaz
• Diamond and pearl
• Stalagmite and stalactite
• Gold and diamond

Minerals are commonly classified in two groups, based on their chemical composition. What are the groups?

• carbonates and halides
• Silicates and non-silicates
• Fluorides and non-fluorides
• Chlorides and non-chlorides
• Sulfides and Sulfates